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php strchr() function syntax
Function: Search for the first occurrence of a string in another string.
Syntax: strchr(string,search,before_search);
Parameters:
| Parameters | Description |
| string | Required. Specifies the string to be searched for. |
| search | Required. Specifies the string to search for. If the argument is a number, searches for characters that match the ASCII value for that number. |
| before_search | Optional. The default value is a Boolean value of "false". If set to "true", it will return the portion of the string preceding the first occurrence of the search parameter. |
Description: This function is an alias of the strstr() function. This function is binary safe. This function is case-sensitive. To perform a case-insensitive search, use the stristr() function.
php strchr() function example
<?php
echo strchr("Hello php.cn!","php");
?>Run instance»
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Output:
php.cn
<?php
echo strchr("i study php in php.cn!","study");
?>Run Instance»
Click the "Run Instance" button to view the online instance
Output:
study php in php.cn!