strtoupper
(PHP 3, PHP 4, PHP 5)
strtoupper -- Make a string uppercase
Description
string
strtoupper ( string string )
Returns string
with all alphabetic characters
converted to uppercase.
Note that 'alphabetic' is determined by the current locale. For instance,
in the default "C" locale characters such as umlaut-a (รค) will not be
converted.
Return Values
Returns the uppercased string.
Examples
Example 1. strtoupper() example
<?php $str = "Mary Had A Little Lamb and She LOVED It So"; $str = strtoupper($str); echo $str; // Prints MARY HAD A LITTLE LAMB AND SHE LOVED IT SO ?>
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Notes
Note: This function is
binary-safe.