How to obtain parameters in the address bar using JavaScript Regular Expressions

This article mainly introduces how to obtain parameters in the address bar by using JavaScript Regular Expressions. It involves the implementation skills related to string truncation operations based on regular expressions in javascript, for more information about how to obtain parameters in the address bar through # wiki/48.html "target =" _ blank "> JavaScript regular expressions, implementation skills related to string truncation operations based on regular expressions in javascript. For more information, see

This example describes how to obtain parameters in the address bar using JavaScript regular expressions. We will share this with you for your reference. The details are as follows:

I. Problems:

Obtain the parameters in the address bar:

If the address in the address bar is:

10.124.36.56: 8080/CMOD/index. jsp? Name = you & password = 123456 & type = student

Obtain the last parameter type in the address bar.

Ii. Implemented JS:

Function getAddressURLParam (paramName) {// construct an object var reg = new RegExp ("(^ | &) with a regular expression containing the target parameter &) "+ paramName +" = ([^ &] *) (& | $) "); // match the target parameter var url = window. location. search. substr (1 ). match (reg); // return the parameter value if (url! = Null) return unescape (url [2]); return null ;}

Obtain the type parameter value:

Var typeParem = getAddressURLParam (type );

Implementation result:

The value of the type parameter is student.

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