回答編集履歴
1
追記
test
CHANGED
@@ -67,3 +67,97 @@
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67
67
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</style>
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68
68
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```
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73
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# 追記
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74
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75
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動的なオブジェクトに対応
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76
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77
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```javascript
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78
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79
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<script>
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81
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document.addEventListener("click", function(e){
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var t=e.target;
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85
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if(t.p('.box') && t.p('.box').p('#wrapper')){
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86
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alert('box clicked');
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}
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});
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HTMLElement.prototype.p=function(selector){
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var node=this;
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do{
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if ((node.matches || node.msMatchesSelector).call(node, selector)) {
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return node;
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}
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} while ((node = node.parentNode).nodeName!="#document");
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return null;
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}
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</script>
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<div class="box">
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<span>box out of wrapper</span>
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</div>
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<div id="wrapper">
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<div class="box">
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<span>box</span>
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</div>
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<div>
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<span>not box</span>
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</div>
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<div class="box">
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<span>box</span>
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</div>
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</div>
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<style type="text/css">
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.box {
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background: #DDD;
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}
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.box span {
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background: #AAA;
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}
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</style>
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```
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