Can anyone give me a quick summary of the differences开发者_Go百科 please? To my mind, are they both doing the same thing?str_replace replaces a specific occurrence of a string, for instance \"foo\" w
tried /[^fF\\d+\\s+]?[AF]?[\\s+]?(\\d+(\\.\\d{1,2})?-\\d+(\\.\\d{1,2})?)/ want to match: AF11-16 AF 11-16
I have the following string: \\r\\n-----------------------------7dbbb1a140240\\r\\nContent-Disposition: form-data; **name="pceq"\\r\\n\\r\\n10154**
This question already has answers here: Warning: preg_replace(): Unknown modifier (3 answers) Closed 3 years ago.
From an email address like something@gmail.com I want to fetch domain nam开发者_开发技巧e gmail.com.
Someone please give me a preg for this $tbl = \'`db_name`.`tbl_name`\'; if(preg_match(\'????\',$tbl)){
I have a html string. In that I defined some 开发者_C百科area for editing. That area enclosed in certain comment. I want to get all the content between that comment. For example
Can someone tell me the regex to see if something is surrounded in double or single quotes. \"this is the string\"
im trying to validate a date to see if it matchs the mysql format this is the code $match = \"/^\\d{4}-\\d{2}-\\d{2} [0-2][0-3]:[0-5][0-9]:[0-5][0-9]$/\";
can someone tell me how to use named groups syntax in PHP? I\'m tryingto parse a simple math equ开发者_如何学Goation, for example someVariable!=someValue.
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