PHP Strpos () function
PHP String function definition and usage
The Strpos () function returns the position where the string first appears in another string.
If the string is not found, it returns false. Grammar
Strpos (String,find,start)
Parameters |
Description |
String |
Necessary. Specify the string to be searched for. |
Find |
Necessary. Specify the characters to find. |
Start |
Optional. Specify where to start the search. |
Tips and Comments
Note: This function is sensitive to case sensitivity. Use the Stripos () function if you want to search for case insensitive. Example
<?php
Echo strpos ("Hello world!", "Wo");
? >
Output:
6
PHP Strripos () function
PHP String function definition and usage
The Strrpos () function finds the last occurrence of a string in another string.
If successful, the position is returned, or false. Grammar
Strrpos (String,find,start)
Parameters |
Description |
String |
Necessary. Specify the string to be searched for. |
Find |
Necessary. Specify the characters to find. |
Start |
Optional. Specify where to start the search. |
Tips and Comments
Note: This function is not sensitive to case. For case sensitive lookups, use Strrpos (). Example
<?php
Echo strripos ("Hello world!", "WO");
? >
Output:
6