Example of using Regular Expressions for syntax checking in JavaScript?

Submitted by: Administrator
var re = new RegExp(" ^(&[A-Za-z_0-9]{1,}=[A-Za-z_0-9]{1,})*$" ) <br>var text = myWidget.value <br>var OK = re.test(text) <br>if( ! OK ) { <br>alert(" The extra parameters need some work.
Should be something like: " &a=1&c=4" " ) <br>} <br>
Submitted by: Administrator

Read Online JavaScript Job Interview Questions And Answers