TokyoTyrant::add

(PECL tokyo_tyrant >= 0.1.0)

TokyoTyrant::addAdds to a numeric key

说明

public TokyoTyrant::add ( string $key , int|float $increment , int $type = 0 ) : int|float

Adds to an int or double value. This increments the value by the given amount and returns the new value. If the key does not exist a new key is created with initial value of the increment parameter.

参数

key

The string key

increment

The amount to increment

type

TokyoTyrant::RDBREC_INT or TokyoTyrant::RDBREC_DBL constant. If this parameter is omitted the type is guessed from the increment parameters type.

返回值

Returns the new value on success

范例

示例 #1 TokyoTyrant::add() example

<?php
$tt 
= new TokyoTyrant("localhost"TokyoTyrant::RDBDEF_PORT);
/* Adds integer 3 to key and creates a new key */
$tt->add("test"3);

/* String value is converted to double */
echo $tt->add("test""3.5"TokyoTyrant::RDBREC_DBL);
?>

以上例程的输出类似于:

6.5

参见