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IntlChar::isupper() function in PHP
The IntlChar::isupper()function check whether the given input character is an uppercase character or not.
Syntax
bool IntlChar::isupper(val)
Parameters
val − A character encoded as a UTF-8 string.
Return
The IntlChar::isupper()function returns TRUE if the entered value is an uppercase character.
Example
The following is an example −
<?php var_dump(IntlChar::isupper("a")); echo "<br>"; var_dump(IntlChar::isupper("A")); ?>
Output
The following is the output −
bool(false) bool(true)
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