String Functions

strlen

Get string length

Description

int strlen(string $string)

Returns the length of the given string.

Parameters

string: The string being measured for length.

Return Values

The length of the string in bytes.

Examples

Example #1 A strlen example

<?php
$str = 'abcdef';
echo strlen($str), PHP_EOL; // 6

$str = ' ab cd ';
echo strlen($str), PHP_EOL; // 7
?>

Notes

Note:
strlen returns the number of bytes rather than the number of characters in a string.

See Also

count
grapheme_strlen
iconv_strlen
mb_strlen