<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width"> <title>JS Bin</title> </head> <body> <a id="weixin" onClick="copyFn()" href="javascript:;"> <font color="#FF00FF" id="copyMy"> Micro Signal: shaonv77882 </ font > </ A > < span the above mentioned id = "copyMy" > Copy I try </ span > < the Button onClick = "copyFn ()" > Click Copy </ the Button > < Script > function copyFn () { var Val = document.getElementById ( ' copyMy ' ); window.getSelection () selectAllChildren (Val);. document.execCommand ( " the Copy "); alert(" You have micro-replicated signal! " ); } </ Script > // note can not hide the label to be copied @ Method two: < Script type = "text / JavaScript" > function copyUrl2 () { var Url2 = document.getElementById ( " biao1 " ); Url2.select (); // select the object document.execCommand ( " the copy " ); // browser is executed copy command Alert ( " copied, and can be sticky paste. " ); } </ Script> < TextArea cols = "20 is" rows = "10" ID = "biao1" > Code area of the user-defined </ TextArea > < INPUT type = "Button" the onClick = "copyUrl2 ()" value = "Click Copy Code" / > </ body > </ HTML >