case "onDoubleClickCapture":
if(a.elementType=='div'){
if(a.memoizedProps.className=="text_container"){
var div=a.return.child.return.stateNode;
//console.log(div.innerText);
var selection = window.getSelection();
var range = document.createRange();
range.selectNodeContents(div);
selection.removeAllRanges();
selection.addRange(range);
document.execCommand("Copy");
}
}
React框架DIV文本内容全选并复制例子
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