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This article mainly introduces what is the use of the strlen method in php, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

The php strlen method is used to return the length of the string, and the syntax for this function is "strlen (string)", where the parameter string specifies the string to check.

This article operating environment: Windows7 system, PHP7.1, Dell G3 computer.

The strlen () function returns the length of the string.

Grammar

Strlen (string)

Note: prior to PHP 5.3.0, this function treated the array as a string Array, which returned a string of length 5 and generated an error at the E_NOTICE level.

Parameter string is required. Specifies the string to check.

Examples

Returns the string "I love Shanghai!" Length of:

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