QuickHashStringIntHash::delete
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QuickHashStringIntHash::delete — This method deletes am entry from the hash
설명
public bool QuickHashStringIntHash::delete
( string
$key
)This method deletes an entry from the hash, and returns whether the entry was deleted or not. Associated memory structures will not be freed immediately, but rather when the hash itself is freed.
Elements can not be deleted when the hash is used in an iterator. The
method will not throw an exception, but simply return FALSE like would
happen with any other deletion failure.
인수
-
key -
The key of the entry to delete.
반환값
TRUE when the entry was deleted, and FALSE if the entry was not deleted.
예제
Example #1 QuickHashStringIntHash::delete() example
<?php
$hash = new QuickHashStringIntHash( 1024 );
var_dump( $hash->exists( 'four' ) );
var_dump( $hash->add( 'four', 5 ) );
var_dump( $hash->get( 'four' ) );
var_dump( $hash->delete( 'four' ) );
var_dump( $hash->exists( 'four' ) );
var_dump( $hash->get( 'four' ) );
var_dump( $hash->delete( 'four' ) );
?>
위 예제의 출력 예시:
bool(false) bool(true) int(5) bool(true) bool(false) bool(false) bool(false)
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