toupper
stringConverts a string to uppercase
Syntax
toupper(string) Parameters
string (string) The string to convert
Returns
string String converted to uppercase
Examples
Input:
toupper("hello") Output:
"HELLO" Input:
toupper("Hello World") Output:
"HELLO WORLD" Input:
"test" | toupper Output:
"TEST"The toupper() function converts all characters in a string to uppercase. This is an alias for uppercase().
Usage
Use toupper() for formatting headers, creating constants, or normalizing text data for comparison.