Collator::asortCollator::compare
collator_compare
(PHP 5 >= 5.3.0, PECL intl >= 1.0.0)
Collator::compare -- collator_compare — Compare two Unicode strings
설명
Object oriented style
int
Collator::compare
( string $str1
, string $str2
)
Procedural style
Compare two Unicode strings according to collation rules.
반환값
Return comparison result:
-
1 if str1 is greater than str2 ;
-
0 if str1 is equal to str2 ;
-
-1 if str1 is less than str2 .
On error boolean FALSE is returned.
예제
Example #1 collator_compare()example
<?php
$s1 = 'Hello';
$s2 = 'hello';
$coll = collator_create( 'en_US' );
$res = collator_compare( $coll, $s1, $s2 );
if ($res === false) {
echo collator_get_error_message( $coll );
} else if( $res > 0 ) {
echo "s1 is greater than s2\n";
} else if( $res < 0 ) {
echo "s1 is less than s2\n";
} else {
echo "s1 is equal to s2\n";
}
?>
위 예제의 출력:
s1 is greater than s2
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