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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 $string): string Returns string with all ASCII alphabetic characters converted to lowercase. Bytes in the range "A" (0x41) to "Z" (0x5a) will be converted to the corresponding lowercase letter by adding 32 to each byte value.
Use the strtolower() function to return a new string from a string with all characters converted to lowercase. Use the mb_strtolower() for a string with a specific encoding. Did you find this tutorial useful?
22 cze 2023 · The strtolower() function in PHP converts a string to lowercase. Syntax. strtolower($string); The strtolower() function takes one parameter, $string, as input and returns a new string with all the characters converted to lowercase. The $string can be any string value. Example.
6 lip 2023 · By applying the `strtolower()` function to both the user input and the database value, we ensure that the comparison is not case-sensitive. This allows us to detect if the provided email address already exists in the database, regardless of the letter case used.
The strtolower() function converts a string to lowercase. The following table summarizes the technical details of this function. Return Value: Returns the modified string. Version: PHP 4+.
13 sie 2022 · The PHP strtolower() function is used to convert string characters to lowercase. The function accepts a string to be converted and returns a string with all lowercase characters: strtolower ( string $string ) : string
