PHP strpos () function
Examples
Find "php" in the position of the first occurrence of the string:
<?php
echo strpos("I love php, I love php too!","php");
?>
echo strpos("I love php, I love php too!","php");
?>
Running instance »
Definition and Usage
strpos () f function to find the position of a string in another string of the first occurrence (case-sensitive).
Note: strpos () function is case-sensitive.
Note: This function is binary safe.
Related functions:
- strrpos () - Find the string in another string of the last occurrence (case-sensitive)
- stripos () - Find the position of a string in another string of the first occurrence (case insensitive)
- strripos () - Find the position of a string in another string of the last occurrence (case insensitive)
grammar
strpos( string,find,start )
参数 | 描述 |
---|---|
string | 必需。规定被搜索的字符串。 |
find | 必需。规定要查找的字符。 |
start | 可选。规定开始搜索的位置。 |
technical details
return value: | Returns the string in another string of the first occurrence of the string if not found returns FALSE. Note: The position of the string starting from 0, not 1. |
---|---|
PHP version: | 4+ |
PHP String Reference