回答編集履歴
6
ソース修正
test
CHANGED
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@@ -86,7 +86,7 @@
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86
86
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87
87
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} else {
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88
88
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89
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-
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89
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+
while(!PassOK){
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90
90
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91
91
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92
92
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@@ -184,7 +184,7 @@
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184
184
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185
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PassOK = true;
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186
186
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187
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-
}
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187
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+
}
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188
188
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189
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}
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190
190
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5
ソース追記
test
CHANGED
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@@ -61,3 +61,135 @@
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61
61
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Process finished with exit code 0
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62
62
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63
63
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```
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64
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+
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65
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+
「現状」
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66
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67
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+
```java
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68
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69
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+
public static void main(String[] args) {
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70
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+
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71
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+
Scanner input = new Scanner(System.in);
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72
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+
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73
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boolean PassOK = false;
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74
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+
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75
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while (!PassOK) {
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76
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77
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System.out.print("input password? ");
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78
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79
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String pass = input.nextLine();
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80
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+
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81
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System.out.println("password:" + pass);
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82
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+
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83
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if (pass.equals("abc")) {
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84
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+
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85
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break;
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86
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+
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87
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} else {
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88
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+
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89
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do {//while(true){
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90
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91
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92
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93
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int i;
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94
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+
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95
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+
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96
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97
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if (pass.length() < 8) {
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98
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+
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99
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System.out.println(" Your password must be at least 8 characters.");
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100
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+
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101
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break;
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102
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103
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}
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104
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+
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105
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+
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106
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107
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for (i = 0; i < pass.length(); i++) {
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108
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109
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if (Character.isUpperCase(pass.charAt(i))) {
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110
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111
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break;
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112
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113
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}
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114
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+
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115
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}
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116
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117
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if (i == pass.length()) {
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118
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119
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System.out.println(" Your password must contain at least one uppercase letter.");
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120
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121
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break;
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122
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123
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}
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124
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+
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125
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+
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126
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127
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for (i = 0; i < pass.length(); i++) {
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128
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129
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if (Character.isLowerCase(pass.charAt(i))) {
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130
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131
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break;
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132
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+
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133
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}
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134
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135
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}
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136
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137
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if (i == pass.length()) {
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138
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139
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System.out.println(" Your password must contain at least one lowercase letter.");
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140
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141
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break;
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142
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143
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}
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144
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+
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145
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+
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146
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147
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for (i = 0; i < pass.length(); i++) {
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148
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149
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if (Character.isDigit(pass.charAt(i))) {
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150
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+
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151
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break;
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152
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+
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153
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}
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154
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+
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155
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}
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156
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157
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if (i == pass.length()) {
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158
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159
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System.out.println(" Your password must contain a numeber.");
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160
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+
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161
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break;
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162
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+
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163
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}
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164
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+
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165
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+
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166
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+
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167
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if (pass.contains("password")) {
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168
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169
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System.out.println(" Your password cannot contain word 'password.'");
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170
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+
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171
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break;
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172
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+
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173
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}
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174
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+
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175
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+
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176
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177
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if (pass.contains(" ")) {
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178
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+
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179
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System.out.println(" You password can only contain aplha numeric characters.");
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180
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+
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181
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break;
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182
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+
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183
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+
}
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184
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+
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185
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PassOK = true;
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186
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+
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187
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+
} while (!PassOK);
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188
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+
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189
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+
}
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190
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+
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191
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+
}
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192
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+
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193
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+
}
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194
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+
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195
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+
```
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4
ソース修正
test
CHANGED
|
@@ -28,33 +28,33 @@
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28
28
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29
29
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Your password must be at least 8 characters.
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30
30
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31
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+
input password? abcd
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31
32
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32
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-
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33
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-
password:
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33
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+
password:abcd
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34
34
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35
35
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Your password must be at least 8 characters.
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36
36
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37
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-
w
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37
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+
input password? ABCDEFGHI
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38
38
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39
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+
password:ABCDEFGHI
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40
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+
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41
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+
Your password must contain at least one lowercase letter.
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42
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+
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43
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+
input password? abcdefg
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44
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+
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39
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-
password:
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45
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+
password:abcdefg
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40
46
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41
47
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Your password must be at least 8 characters.
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42
48
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43
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-
w
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49
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+
input password? 12345678
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44
50
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45
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-
password:
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51
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+
password:12345678
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46
52
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47
53
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Your password must contain at least one uppercase letter.
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48
54
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49
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-
a
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55
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+
input password? abc123ABC
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50
56
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51
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-
password:anc
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52
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-
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53
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-
Your password must be at least 8 characters.
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54
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-
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55
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-
abc
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56
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-
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57
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-
password:abc
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57
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+
password:abc123ABC
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58
58
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59
59
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60
60
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3
ソース修正
test
CHANGED
|
@@ -20,9 +20,39 @@
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20
20
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21
21
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の処理は、一番外側のwhile()の内側にないとおかしいのでは？
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|
22
22
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23
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-
```
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23
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+
```text
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24
24
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|
25
|
-
input password?
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25
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+
input password? 123
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26
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+
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27
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+
password:123
|
|
28
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+
|
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29
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+
Your password must be at least 8 characters.
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|
30
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+
|
|
31
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+
|
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32
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+
|
|
33
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+
password:
|
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34
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+
|
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35
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+
Your password must be at least 8 characters.
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36
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+
|
|
37
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+
www
|
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38
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+
|
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39
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+
password:www
|
|
40
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+
|
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41
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+
Your password must be at least 8 characters.
|
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42
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+
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|
43
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+
wwwwwwwww
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44
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+
|
|
45
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+
password:wwwwwwwww
|
|
46
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+
|
|
47
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+
Your password must contain at least one uppercase letter.
|
|
48
|
+
|
|
49
|
+
anc
|
|
50
|
+
|
|
51
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+
password:anc
|
|
52
|
+
|
|
53
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+
Your password must be at least 8 characters.
|
|
54
|
+
|
|
55
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+
abc
|
|
26
56
|
|
|
27
57
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password:abc
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28
58
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|
2
加筆
test
CHANGED
|
@@ -19,3 +19,15 @@
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19
19
|
System.out.println("password:" + pass);
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20
20
|
|
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21
21
|
の処理は、一番外側のwhile()の内側にないとおかしいのでは？
|
|
22
|
+
|
|
23
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+
```java
|
|
24
|
+
|
|
25
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+
input password? abc
|
|
26
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+
|
|
27
|
+
password:abc
|
|
28
|
+
|
|
29
|
+
|
|
30
|
+
|
|
31
|
+
Process finished with exit code 0
|
|
32
|
+
|
|
33
|
+
```
|
1
追記
test
CHANGED
|
@@ -9,3 +9,13 @@
|
|
|
9
9
|
→[【Java入門】文字列(String)を比較する方法(「==」と「equals」)
|
|
10
10
|
|
|
11
11
|
](https://www.sejuku.net/blog/14621)
|
|
12
|
+
|
|
13
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+
|
|
14
|
+
|
|
15
|
+
「追記」
|
|
16
|
+
|
|
17
|
+
String pass = input.nextLine();
|
|
18
|
+
|
|
19
|
+
System.out.println("password:" + pass);
|
|
20
|
+
|
|
21
|
+
の処理は、一番外側のwhile()の内側にないとおかしいのでは？
|