Returns the number of elements in the hash

# QuickHashIntStringHash::getSize

(PECL quickhash >= Unknown)

QuickHashIntStringHash::getSize — Returns the number of elements in the hash

### 说明

public function QuickHashIntStringHash::getSize(): int

Returns the number of elements in the hash.

### 参数

此函数没有参数。

### 返回值

The number of elements in the hash.

### 示例

示例 #1 QuickHashIntStringHash::getSize() example

    <?php
    $hash = new QuickHashIntStringHash( 8 );
    var_dump( $hash->add( 2, "two" ) );
    var_dump( $hash->add( 3, 5 ) );
    var_dump( $hash->getSize() );
    ?>

以上示例的输出类似于：

    bool(true)
    bool(true)
    int(2)

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