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Learn how to use the strtolower() function to convert a string to lowercase in PHP. See the syntax, parameters, return value, and examples of this binary-safe function.
strtolower (string $string): string. Returns string with all ASCII alphabetic characters converted to lowercase. Bytes in the range "A" (0x41) to "Z" (0x5a) will be converted to the corresponding lowercase letter by adding 32 to each byte value.
If you use this function on a unicode string without telling PHP that it is unicode, then you will corrupt your string. In particular, the uppercase 'A' with tilde, common in 2-byte UTF-8 characters, is converted to lowercase 'a' with tilde. This can be handled correctly by: $str = mb_strtolower($str, mb_detect_encoding($str));
Learn how to use the PHP strtolower() function to convert a string to lowercase. See the syntax, examples and the difference between strtolower() and mb_strtolower().
9 wrz 2024 · The strtolower () function is used to convert a string into lowercase. Syntax: string strtolower( $string ) Parameters: The only parameter to this function is a string that is to be converted to lower-case. Return value: This function returns a string in which all the alphabets are lower-case. Examples:
10 sty 2024 · This tutorial provides an in-depth look at converting strings to both lowercase and uppercase, demonstrating functions like strtolower() and strtoupper() as well as more nuanced approaches suitable for multibyte character encodings.
22 cze 2023 · Learn how to use the strtolower() function in PHP to convert a string to lowercase. See the syntax, example, and code output of this function.
