PHP:Upper Case

PHP:String Functions

Contains

Ends With

Equal Strings

Find Position

Formatting

Using Print Formatting

Lower Case

Join Strings

Starts With

String Length

Special Characters

Split a String

Substring

Upper Case

Use strtoupper to get the upper case.

$s                  strtoupper($s)

One                 ONE
Two                 TWO
Three               THREE
Four                FOUR

.

strtoupper($s)

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test text