PHP iconv_strpos() Function
The iconv_strpos() is an inbuilt function in PHP that is used for finding a position in the substring and returning that position.
Syntax:
iconv_strpos(
string $haystack,
string $needle,
int $offset = 0,
?string $encoding = null ): int|false
Parameters: The function takes 4 parameters that are described below:
- $haystack: This parameter species the complete string.
- $needle: This parameter specifies the substring to search for.
- $offset: The position in $haystack to start searching from. It will evaluate from the end of the string if the value of offset is found to be negative.
- $encoding: This parameter specifies the character set to use. The default value is the internal encoding set used. It transforms & provides the string & implements it as the ordinal value of a character if the haystack or needle is not found in a string.
Return Values: The iconv_strpos() returns the first occurrence of $needle in $haystack otherwise it will return “false” if the $needle is not found in $haystack.
Example 1: The following program demonstrates the iconv_strpos() function.
PHP
<?php $str = "Hello world!"; $pos = iconv_strpos($str, 'world'); echo $pos; ?> |
Output:
6
Example 2: The following program demonstrates the iconv_strpos() function
PHP
<?php $str = "München ist schön."; $pos = iconv_strpos($str, 'schön', 0, 'UTF-8'); echo $pos; ?> |
Output:
12
Reference: https://www.php.net/manual/en/function.iconv-strpos.php
