valid_unicode( int $i )

Determines if a Unicode codepoint is valid.


Parameters

$i

(int) (Required) Unicode codepoint.


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Return

(bool) Whether or not the codepoint is a valid Unicode codepoint.


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Source

File: wp-includes/kses.php

function valid_unicode( $i ) {
	return ( 0x9 == $i || 0xa == $i || 0xd == $i ||
			( 0x20 <= $i && $i <= 0xd7ff ) ||
			( 0xe000 <= $i && $i <= 0xfffd ) ||
			( 0x10000 <= $i && $i <= 0x10ffff ) );
}

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Changelog

Changelog
Version Description
2.7.0 Introduced.

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