<!doctype html> <html> <head> <meta charset="utf-8"> <meta name="author" content="智能社 - zhinengshe.com" /> <meta name="copyright" content="智能社 - zhinengshe.com" /> <title>智能社 - www.zhinengshe.com</title> <style> body{ text-align:center;} </style> <script> window.onload = function(){ var oText1 = document.getElementById("txt1"); var oText2 = document.getElementById("txt2"); var oBtn = document.getElementById("btn1"); oBtn.onclick = function(){ //oText2.value = oText1.value.replace(/^/mg," ").replace(/$/mg,"\n"); oText2.value = oText1.value.replace(/^/mg," ").replace(/$/mg,'\n'); }; }; </script> </head> <body> <textarea id="txt1" rows="15" cols="80"></textarea><br /> <input id="btn1" type="button" value="整理" /><br /> <textarea id="txt2" rows="15" cols="80"></textarea> </body> </html>