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php trim definition and syntax introduction to remove null characters_PHP tutorial
- WBOYOriginal
- 2016-07-21 15:37:06887browse
Definition and Usage
trim() function removes whitespace characters and other predefined characters from both ends of a string.
Syntax
trim(string,charlist) Parameter Description
string Required. Specifies the string to check.
charlist optional. Specifies the string to be converted. If this parameter is omitted, all the following characters are deleted:
Copy code The code is as follows:
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http://www.bkjia.com/PHPjc/322032.html
www.bkjia.com
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TechArticleDefinition and Usage The trim() function removes whitespace characters and other predefined characters from both ends of a string. Syntax trim(string,charlist) Parameter Description string Required. Specifies the string to check. ...
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