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strtoupper (string $string): string. Returns string with all ASCII alphabetic characters converted to uppercase. Bytes in the range "a" (0x61) to "z" (0x7a) will be converted to the corresponding uppercase letter by subtracting 32 from each byte value.
- Substr
Parameters. string. The input string. offset. If offset is...
- Str replace
Parameters. If search and replace are arrays, then...
- Implode
PHP is a popular general-purpose scripting language that...
- Strlen
PHP's strlen function behaves differently than the C strlen...
- Number format
Version Description; 8.0.0: Prior to this version,...
- Ucfirst
ucfirst (string $string): string. Returns a string with the...
- Echo
Outputs one or more expressions, with no additional newlines...
- Sprintf
PHP is a popular general-purpose scripting language that...
- Substr
Learn how to use the strtoupper () function to convert a string to uppercase in PHP. See the syntax, parameters, return value, and examples of this binary-safe function.
ucfirst (string $string): string. Returns a string with the first character of string capitalized, if that character is an ASCII character in the range from "a" (0x61) to "z" (0x7a).
10 sty 2024 · Learn how to use PHP functions like strtoupper() and mb_strtoupper() to transform a string to uppercase. Also, explore advanced case manipulation techniques like ucfirst() and strtr().
ucwords converts the first character of each word in a string to uppercase, if it is an ASCII letter. It also takes an optional parameter to specify the word separators. See examples, notes and related functions.
Learn how to use the PHP strtoupper() function to change all alphabetic characters of a string to uppercase. See the syntax, examples and alternative functions for different encodings.
Learn how to use the strtoupper() function in PHP to convert all lowercase letters in a string to uppercase. See the syntax, example usage and quiz to test your skills.
