質問編集履歴
1
修正
test
CHANGED
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File without changes
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test
CHANGED
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@@ -11,7 +11,7 @@
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11
11
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input.value= "追加";
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12
12
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input.setAttribute("data-a","a");
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13
13
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input.addEventListener('click', function(){
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14
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-
if(!document.querySelector('[data-b="'+this.getAttribute("data-
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14
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+
if(!document.querySelector('[data-b="'+this.getAttribute("data-a")+'"]')){
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15
15
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alert("ok");
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16
16
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var audio = document.createElement('audio');
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17
17
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audio.autoplay = true;
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