QuickHashStringIntHash::update
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QuickHashStringIntHash::update — This method updates an entry in the hash with a new value
说明
$key
, int $value
) : boolThis method updates an entry with a new value, and returns whether the entry was update. If there are duplicate keys, only the first found element will get an updated value. Use QuickHashStringIntHash::CHECK_FOR_DUPES during hash creation to prevent duplicate keys from being part of the hash.
参数
-
key -
The key of the entry to add.
-
value -
The new value for the entry. If a non-string is passed, it will be converted to a string automatically if possible.
返回值
TRUE when the entry was found and updated, and FALSE if the entry was
not part of the hash already.
范例
Example #1 QuickHashStringIntHash::update() example
<?php
$hash = new QuickHashStringIntHash( 1024 );
$hash->add( 'six', 314159265 );
$hash->add( "a lot", 314159265 );
echo $hash->get( 'six' ), "\n";
echo $hash->get( 'a lot' ), "\n";
var_dump( $hash->update( 'a lot', 314159266 ) );
var_dump( $hash->update( "a lot plus one", 314159999 ) );
echo $hash->get( 'six' ), "\n";
echo $hash->get( 'a lot' ), "\n";
?>
以上例程的输出类似于：
314159265 314159265 bool(true) bool(false) 314159265 314159266