preg quote

Note:Backslashes have special meanings in both single-quote strings and double-quote strings, so to match a backslash, the pattern must be written as "\\\\". "/\\/", first it as a string, the backslash will be escaped, then the result of escaping is/

In the use of regular expressions, I have been in the guerrilla, it is time to come up with a summary. Because of the irresistible reason of stupidity, can only choose to simply say, only write down the ASCII encoding character matching and

Regular Expression Guide      Edit recommendations A Guide to the regular expression for answering questionsTechnical developers of common text processing and language development must read it!        Basic Information Author:Yu Sheng  Press:

Variables in PHP:1. Define: $ symbol to define the variable2. Description: (1) PHP weak language, when defining variables without declaring the type, but does not mean that PHP does not have a data type (2) Variable names are

[Share] use regular expressions to analyze/extract XML/XHTML tag attributes and view the code directly. For more information, see. PHPcode & lt ;? Php # author: selfimip # blog: http://blog.csdn.net/lgg201#mail:lgg860911@yahoo.c [share] Regular

Regular expression filter string regular expression PHP Reply to discussion (solution) $ Str = "new _ Build & file \, folder abd"; echo preg_replace ('/[_ & \\\, \ s] +/U ','', $ str ); // The Chinese encoding contains the UTF-8, GBK $

This article brings the content is about PHP common some of the problems summary (collection), there is a certain reference value, the need for friends can refer to, I hope to help you. 1. What is the difference between single and double quotes