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JS實現相容各種瀏覽器的擷取選擇文本的方法【測試可用】，js文本
本文執行個體講述了JS實現相容各種瀏覽器的擷取選擇文本的方法。分享給大家供大家參考，具體如下：
運行效果如下：
具體代碼如下：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN""http://www.w3.org/TR/html4/strict.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>文本被選中</title><style type = "text/css"> #showSelected{ margin:100px auto; width:100%; height:200px; background:#ececec; border:1px solid #ccc; }</style><script type = "text/javascript">//傳入要擷取其中選擇文本的對象function getSelectedText(e){ //IE下擷取選擇文本 if (document.selection) { return document.selection.createRange().text; } //firefox下擷取選擇文本 else if (window.getSelection().toString()) { return window.getSelection().toString(); } //firefox下擷取input或textArea域的選擇文本 else if (e.selectionStart != undefined && e.selectionEnd != undefined) { var start = e.selectionStart; var end = e.selectionEnd; return e.value.substring(start, end); }}document.onmouseup = function(){ var ta = document.getElementById("myDiv"); document.getElementById("showSelected").innerHTML = getSelectedText(document.body);}</script></head> <body> <div id="myDiv"> This is a prograph for testing! </div> <div id = "showSelected"></div> </body></html>
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