时间: 2021-07-31 作者:daque
<html><head><script language="javascript">function testtrim(){ var theform=document.trimform; trimedname = theform.name.value; var trimed_name = trimedname.replace(" ",""); alert ("您输出的实质是:\"" + trimed_name + "\""); return false; //视简直的运用情景确定能否用该句; }</script></head><body><form method="post" action="" onsubmit="return testtrim()" name="trimform"><input type="text" name="name"><input type="submit" name="submit" value="test trimed" class="font"></form></body></html>但在此例中只能去除一个格空。即使有多个空格请作一个轮回,并确定当第一个字符不为空格时遏止就不妨实行,读者群不访试试。