With this function you can force a string to contain only upper case characters.
NOTE: This function only detects the 26 letter English alphabet from A - Z.
string_upper(string);
| Argument | Description |
|---|---|
| string | The string to convert to uppercase. |
String
str1 = "Hello World";
str2 = string_upper(str1);
The above code will set the variable str2 to "HELLO WORLD".