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PHP: is_string - Manual

WebYou can use the PHP strpos () function to check whether a string contains a specific word or not. The strpos () function returns the position of the first occurrence of a substring in a … WebThe preg_match () function will tell you whether a string contains matches of a pattern. Example Get your own PHP Server Use a regular expression to do a case-insensitive … crystal shop business cards

PHP : How to check if string is a valid XML element name?

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