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Definition and Usage. The strtolower () function converts a string to lowercase. Note: This function is binary-safe. Related functions: strtoupper () - converts a string to uppercase. lcfirst () - converts the first character of a string to lowercase. ucfirst () - converts the first character of a string to uppercase.
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.
Use the strtolower() function to return a new string from a string with all characters converted to lowercase. Use the mb_strtolower() for a string with a specific encoding. Did you find this tutorial useful?
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:
6 lip 2023 · However, the email addresses in the database were stored in lowercase to ensure consistency. To address this, I utilized the `strtolower ()` function to convert the user-provided email address to lowercase before comparing it with the database. Here's a code snippet that demonstrates this approach: php.
21 sie 2017 · $descr="Hello this is a test string"; $array=explode(' ',' '.strtolower($descr)); unset($array[0]); var_export($array); Method #2 should perform faster than #1 because unset() is a "lighter" function than array_slice(). Explanation for #1 : Convert the full input string to lowercase and prepend $descr with a blank space. The blank space will ...
<!DOCTYPE html> <html> <body> <?php. echo strtolower("Hello WORLD."); ?> </body> </html> hello world.
