Php Regular Expression: Method original for deleting class style attributes in html code, classfont

Php Regular Expression: Method original for deleting class style attributes in html code, classfont

This example describes how to delete class style attributes in html code using php regular expressions. We will share this with you for your reference. The details are as follows:

I. Problems:

The following code is available:

<Div class = "jb51"> <div class = "jb51_txt"> welcome to </div>

Requirement: Delete the class attribute in HTML code.

II. Implementation Method:

The php implementation code is as follows:

$ Str = '<div class = "jb51"> <div class = "jb51_txt"> welcome to </div> '; $ str = preg_replace ('/class = "([^ \"] *) "/isu','', $ str); echo $ str;

Running result:

<Div> welcome to </div>

PS: here we will provide two very convenient Regular Expression tools for your reference:

JavaScript Regular Expression online testing tool:
Http://tools.jb51.net/regex/javascript

Regular Expression generation tool:
Http://tools.jb51.net/regex/create_reg