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The strlen () function returns the length of a string. Syntax. strlen (string) Parameter Values. Technical Details. More Examples. Example. Return the length of the string "Hello World": <?php. echo strlen ("Hello world!"); ?> Try it Yourself » PHP String Reference. W3schools Pathfinder.
PHP's strlen function behaves differently than the C strlen function in terms of its handling of null bytes ('\0'). In PHP, a null byte in a string does NOT count as the end of the string, and any null bytes are included in the length of the string.
PHP strlen() function is used to count the length of a given string or check the number of characters in a string. In this tutorial, you will learn about the strlen() function of PHP.
The strlen () function in PHP is used to get the length of a string. It returns the number of characters in a string. In this article, we will discuss the strlen () function in detail and how it can be used in PHP.
Returns the length of a string (in bytes) on success, and 0 if the string is empty. PHP Version: 4+.
5 wrz 2024 · The strlen () is a built-in function in PHP which returns the length of a given string. It calculates the length of the string including all the whitespaces and special characters. This parameter represents the string whose length is needed to be returned.
Function Description strcmp() Compares two strings. Returns < 0 if str1 is less than str2, > 0 if str1 is greater than str2, and 0 if they are equal. strcasecmp() Like strcmp() but case insensitive. strlen() Returns the length of a string.
