回答編集履歴
2
調整
answer
CHANGED
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@@ -156,4 +156,40 @@
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156
156
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</tr>
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157
157
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</tbody>
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158
158
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</table>
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159
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+
```
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160
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+
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161
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+
# 特定の列を表示しない
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162
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ちょうどhideクラスを作ってあるので、それをthやtdに指定してやる
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163
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+
場合によってはnth-childなどで指定してもいいが構造が変わるとずれるので微妙
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164
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+
```HTML
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165
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<table id="t1">
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166
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+
<thead>
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167
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+
<tr>
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168
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+
<th>名前</th>
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169
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+
<th>色</th>
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170
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+
<th>種類</th>
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171
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<th class="hide">旬</th>
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172
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</tr>
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173
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</thead>
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174
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+
<tbody>
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175
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+
<tr>
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176
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+
<td>みかん</td>
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177
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<td class="color">オレンジ</td>
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178
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<td class="kind">果物</td>
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179
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<td class="season hide">冬</td>
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180
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+
</tr>
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181
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+
<tr>
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182
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<td>りんご</td>
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183
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<td class="color">赤</td>
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184
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+
<td class="kind">果物</td>
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185
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<td class="season hide">秋・冬</td>
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186
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</tr>
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187
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+
<tr>
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188
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+
<td>にんじん</td>
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189
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<td class="color">オレンジ</td>
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190
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+
<td class="kind">野菜</td>
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191
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<td class="season hide">冬・春</td>
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192
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</tr>
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193
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</tbody>
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194
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</table>
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159
195
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```
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1
拡張
answer
CHANGED
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@@ -72,5 +72,88 @@
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72
72
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<td class="kind">野菜</td>
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73
73
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</tr>
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74
74
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</tbody>
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75
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-
</table>
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75
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+
</table>
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76
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```
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77
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+
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78
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+
# 3つ以上拡張
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79
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部分一致なので、複数季節をかいてもヒットする
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80
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81
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```javascript<style>
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82
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.hide{display:none;}
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83
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</style>
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84
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<script>
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85
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window.addEventListener('DOMContentLoaded', function(e){
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86
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var c=["color","kind","season"]; /* ここにクラスを追加する */
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87
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[].forEach.call(document.querySelectorAll(c.map(function(x){
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88
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return "."+x;
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89
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}).join(",")),function(x){
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90
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x.addEventListener('change',function(e){
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91
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var search={};
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92
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c.forEach(function(x){
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93
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search[x]=[].map.call(document.querySelectorAll('[type=checkbox].'+x+':checked'),function(x){
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94
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return x.value;
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95
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});
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96
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});
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97
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var len={};
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98
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var reg={};
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99
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Object.keys(search).forEach(function(x){
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100
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len[x]=search[x].length;
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101
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reg[x]=new RegExp(search[x].join("|"));
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102
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});
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103
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[].forEach.call(document.querySelectorAll('#t1 tbody tr'),function(x){
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104
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var flg=c.map(function(y){
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105
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if(len[y]==0) return true;
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106
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return x.querySelector('td.'+y).textContent.match(reg[y])?true:false;
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107
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}).filter(function(y){
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108
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return !y;
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109
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}).length>0;
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110
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flg?x.classList.add("hide"):x.classList.remove("hide");
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111
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});
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112
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});
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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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</script>
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116
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<div>色：
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117
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<label><input type="checkbox" value="オレンジ" class="color">オレンジ</label>
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118
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<label><input type="checkbox" value="赤" class="color">赤</label>
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119
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</div>
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120
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<div>種類：
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121
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<label><input type="checkbox" value="果物" class="kind">果物</label>
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122
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<label><input type="checkbox" value="野菜" class="kind">野菜</label>
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123
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</div>
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124
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+
<div>旬：
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125
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<label><input type="checkbox" value="春" class="season">春</label>
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126
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<label><input type="checkbox" value="夏" class="season">夏</label>
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127
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<label><input type="checkbox" value="秋" class="season">秋</label>
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128
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<label><input type="checkbox" value="冬" class="season">冬</label>
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129
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+
</div>
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130
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+
<table id="t1">
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131
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+
<thead>
|
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132
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+
<tr>
|
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133
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+
<th>名前</th>
|
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134
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+
<th>色</th>
|
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135
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+
<th>種類</th>
|
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136
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+
</tr>
|
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137
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+
</thead>
|
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138
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+
<tbody>
|
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139
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+
<tr>
|
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140
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+
<td>みかん</td>
|
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141
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+
<td class="color">オレンジ</td>
|
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142
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+
<td class="kind">果物</td>
|
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143
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+
<td class="season">冬</td>
|
|
144
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+
</tr>
|
|
145
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+
<tr>
|
|
146
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+
<td>りんご</td>
|
|
147
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+
<td class="color">赤</td>
|
|
148
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+
<td class="kind">果物</td>
|
|
149
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+
<td class="season">秋・冬</td>
|
|
150
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+
</tr>
|
|
151
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+
<tr>
|
|
152
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+
<td>にんじん</td>
|
|
153
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+
<td class="color">オレンジ</td>
|
|
154
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+
<td class="kind">野菜</td>
|
|
155
|
+
<td class="season">冬・春</td>
|
|
156
|
+
</tr>
|
|
157
|
+
</tbody>
|
|
158
|
+
</table>
|
|
76
159
|
```
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