回答編集履歴
2
ちょうせい
test
CHANGED
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@@ -150,8 +150,16 @@
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150
150
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151
151
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$_SESSION["chk"]=null;
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152
152
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153
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-
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153
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+
print<<<eof
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154
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+
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155
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不正処理<br>
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156
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+
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157
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[ <a href="{$_SERVER["SCRIPT_NAME"]}">戻る</a> ]
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158
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+
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159
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+
eof;
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154
160
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155
161
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}
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156
162
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163
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+
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164
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+
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157
165
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```
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1
ちょうせい
test
CHANGED
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@@ -29,3 +29,129 @@
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29
29
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したがってbでは再入力してはいけません。
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30
30
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31
31
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要件が不足もしくはエラーの際は別途ページcに飛んで再入力させてください
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32
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+
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33
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34
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35
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# sample
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36
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37
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ざっと流れだけ
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38
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39
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```PHP
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40
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+
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41
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<?PHP
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42
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43
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session_start();
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44
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45
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$chk=filter_input(INPUT_GET,"chk",FILTER_DEFAULT,FILTER_REQUIRE_ARRAY);
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46
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47
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if(is_null($chk) and isset($_SESSION["chk"])){
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48
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49
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$chk=$_SESSION["chk"];
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50
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51
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}
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52
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53
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$action=filter_input(INPUT_GET,"action");
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54
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55
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if(is_null($chk)){
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56
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57
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print <<<eof
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58
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59
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<form method="get">
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60
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61
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<input type="hidden" name="action" value="confirm">
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62
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63
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<label><input type="checkbox" name="chk[0]" value="A">A</label>
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64
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65
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<label><input type="checkbox" name="chk[1]" value="B">B</label>
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66
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67
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<label><input type="checkbox" name="chk[2]" value="C">C</label>
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68
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69
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<input type="submit" value="send">
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70
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71
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</form>
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72
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+
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73
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eof;
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74
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75
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}elseif($action=="confirm"){
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76
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77
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$_SESSION["chk"]=$chk;
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78
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79
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$h_chk=htmlspecialchars(implode(",",$chk));
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80
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81
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print <<<eof
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82
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83
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<form method="get">
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84
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85
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<input type="hidden" name="action" value="modify">
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86
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87
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<div>chk:{$h_chk}</div>
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88
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89
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<input type="submit" value="send">
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90
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91
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<input type="submit" name="action" value="change">
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92
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93
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</form>
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94
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95
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eof;
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96
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97
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}elseif($action=="change"){
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98
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+
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99
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$checked=array_fill(0,3,"");
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100
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101
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foreach(array_keys($_SESSION["chk"]) as $val){
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102
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103
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$checked[$val]=" checked";
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104
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105
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}
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106
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107
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$_SESSION["chk"]=null;
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108
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109
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110
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+
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111
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print <<<eof
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112
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113
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<form method="get">
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114
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+
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115
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<input type="hidden" name="action" value="confirm">
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116
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+
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117
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<label><input type="checkbox" name="chk[0]" value="A"{$checked[0]}>A</label>
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118
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119
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<label><input type="checkbox" name="chk[1]" value="B"{$checked[1]}>B</label>
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120
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+
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121
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<label><input type="checkbox" name="chk[2]" value="C"{$checked[2]}>C</label>
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122
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+
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123
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<input type="submit" value="send">
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124
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+
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125
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</form>
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126
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+
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127
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+
eof;
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128
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+
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129
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}elseif($action=="modify"){
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130
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+
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131
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/* SESSIONを利用して更新処理 */
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132
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+
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133
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header('Location:'.$_SERVER["SCRIPT_NAME"].'?action=complete');
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134
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+
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135
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exit;
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136
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+
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137
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}elseif($action=="complete"){
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138
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+
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139
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$_SESSION["chk"]=null;
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140
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+
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141
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+
print<<<eof
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142
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+
|
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143
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+
更新しました<br>
|
|
144
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+
|
|
145
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+
[ <a href="{$_SERVER["SCRIPT_NAME"]}">戻る</a> ]
|
|
146
|
+
|
|
147
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+
eof;
|
|
148
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+
|
|
149
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+
}else{
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|
150
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+
|
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151
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+
$_SESSION["chk"]=null;
|
|
152
|
+
|
|
153
|
+
|
|
154
|
+
|
|
155
|
+
}
|
|
156
|
+
|
|
157
|
+
```
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