No cache version.
Caching disabled. Default setting for this page:enabled (code LNG204)If the display is too slow, you can disable the user mode to view the cached version.
Description
strlen
( string
$string
) : int
Returns the length of the given string
.
Changelog
Version | Description |
---|---|
5.3.0 |
Prior versions treated arrays as the string Array, thus returning
a string length of 5 and emitting an E_NOTICE level error.
|
Examples
Example #1 A strlen() example
<?php
$str = 'abcdef';
echo strlen($str); // 6
$str = ' ab cd ';
echo strlen($str); // 7
?>
Notes
Note:
strlen() returns the number of bytes rather than the number of characters in a string.
Note:
strlen() returns
NULL
when executed on arrays, and anE_WARNING
level error is emitted.
See Also
- count() - Count all elements in an array, or something in an object
- grapheme_strlen() - Get string length in grapheme units
- iconv_strlen() - Returns the character count of string
- mb_strlen() - Get string length
Can not display this page of the Infobrol website
Type of error (18-01)
Unknown format specifier "&"Please try again in a few minutes…
Steph