Javascript to the front and back space Daquan (IE9 pro test) _ javascript skills

This article gives you a detailed introduction of JS leading and trailing spaces and all spaces. The code is tested in the IE9 environment. If you are interested, please refer to the following: The Code is as follows:

IE9 closed test JS various go to space Daquan

Script
Function clearSpace (inputO ){
Var valueText = inputO. value;
// Remove leading and trailing Spaces
Var text1 = valueText. replace (/^ \ s +/, ""). replace (/\ s + $ /,"");
// Remove all spaces
Var text2 = valueText. replace (/[]/g ,"");
// Remove the leading space
Var text3 = valueText. replace (/^ \ s + /,"");
// Remove the space
Var text4 = valueText. replace (/\ s + $ /,"");
Alert ("=" + text1 + "= ");
Alert ("=" + text2 + "= ");
Alert ("=" + text3 + "= ");
Alert ("=" + text4 + "= ");
}
Script

Simple and practical. IE9 is a closed test, with various leading spaces !~~