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PHP strspn() Function Usage and Example

The strspn() function is used to return the number of characters in the string that contain the charlist parameter specified.

Syntax

strspn(string,charlist,start,length)

Definition and Usage

Returns the number of characters in the string that contain the charlist parameter specified.

Return Value

Returns the number of characters in the string that contain the charlist parameter specified; if the string is not found, it returns false

Parameter

Serial Number	Parameters and Description
1	string It specifies the string to be searched
2	length Define the length of the string
3	start It specifies where to start
4	charlist Specify the character to be searched

Online Example

Try the following example to return the number of characters in the string "Hello world!" that contain the character "kHlleo":

Example

<?php
　　//Returns the number of characters in the string "Hello world!" that contain the character "kHlleo"
　　　echo strspn("Hello world!","kHlleo");
?>

Test and see‹/›

Output Result

PHP String Function Manual

PHP CURL Functions PHP OpenSSL Functions