回答編集履歴
2
追記
test
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@@ -49,3 +49,107 @@
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と言った感じですかね？
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# 追記
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```
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<script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script>
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<table>
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<tr class="staff">
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<td>1</td><td>A</td><td>AA</td><td>AAA</td><td>AAAA</td>
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</tr>
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<tr class="staff">
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<td>2</td><td>B</td><td>BB</td><td>BBB</td><td>BBBB</td>
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</tr>
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<tr class="staff">
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<td>3</td><td>C</td><td>CC</td><td>CCC</td><td>CCCC</td>
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</tr>
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</table>
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<script>
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$(function(){
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$('tr:nth-of-type(1)').css('backgroundColor', 'gray');
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// １列目の色を解除
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setOff(1);
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// 2列目に色を付けてみる
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setOn(2);
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});
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// こいつかな？
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function setOn(num){
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// 指定した列の色を変える
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$('tr:nth-of-type('+ num +')').css('backgroundColor', 'gray');
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}
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// ついで
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function setOff(num){
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// 指定した列の色を元に戻す
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$('tr:nth-of-type('+ num +')').css('backgroundColor', '');
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}
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</script>
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```
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1
JSのミス修正
test
CHANGED
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@@ -42,7 +42,7 @@
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42
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```
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-
$('
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$('tr:nth-of-type(1)').css('backgroundColor', 'gray');
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```
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