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  1. 26 sie 2022 · The strtolower() function accepts a string and returns a new string with all alphabetic characters converted to lowercase. Here’s the syntax of the strtolower() function: strtolower ( string $string ) : string. The strtolower() uses the current locale to determine alphabetic characters.

  2. 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.

  3. 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.

  4. 10 sty 2024 · strtolower() – This function takes a string as its argument and returns the string with all alphabetic characters converted to lowercase. strtoupper() – Conversely, this function transforms all alphabetic characters in a given string to uppercase. Example usage: $lowerString = "HELLO WORLD!"; echo strtolower($lowerString);// Outputs: hello world!

  5. The strtolower() method is a built-in function in PHP that converts all string characters to lowercase. Example 1: $string = "HELLO WORLD!"; $lowercase_string = strtolower($string); echo $lowercase_string; // Output: hello world! In this example, the function strtolower() is used to change all characters in the string "HELLO WORLD!" to lowercase.

  6. 19 wrz 2016 · The strtolower() is a native function and will always be there compared to mb_strtolower() which is only available if the mbstring module is installed \ enabled. But on the question why one should be used over the other, well that is quite simple.

  7. 6 lip 2023 · In this example, we convert both the user input stored in `$userInput` and the value retrieved from the database stored in `$dbValue` to lowercase using `strtolower()`. Then, we compare the lowercase versions of the strings to check for a match.

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