JS removal of leading and trailing spaces (IE9 personal test)_javascript skills

Copy code The code is as follows:

< ;title> IE9 Personal Test JS Various Space Removal Collection

<script> <br>function clearSpace(inputO){ <br>var valueText=inputO.value ; <br>//Remove leading and trailing spaces<br>var text1=valueText.replace( /^s /, "" ).replace( /s $/, "" ); <br>//Remove all spaces<br> var text2=valueText.replace(/[ ]/g,""); <br>//Remove the leading space<br>var text3=valueText.replace( /^s /, "" ); <br>//Remove it Post space<br>var text4=valueText.replace( /s $/, "" ); <br>alert("==" text1 "=="); <br>alert("==" text2 "== "); <br>alert("==" text3 "=="); <br>alert("==" text4 "=="); <br>} <br></script>

Simple and practical, IE9 personal test, all kinds of spaces can be removed! ~~