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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                1. ## **array_column()** 返回輸入數組中某個單一列的值 ~~~ array_column(array,column_key,index_key); ~~~ #### eg: 從記錄集中取出 last\_name 列,用相應的 "id" 列作為鍵值 ~~~ <?php // 表示由數據庫返回的可能記錄集的數組 $a = array( array( 'id' => 5698, 'first_name' => 'Bill', 'last_name' => 'Gates', ), array( 'id' => 4767, 'first_name' => 'Steve', 'last_name' => 'Jobs', ) array( 'id' => 3809, 'first_name' => 'Mark', 'last_name' => 'Zuckerberg', ) ); $last_names = array_column($a, 'last_name', 'id'); print_r($last_names); ?> ~~~ #### 輸出 ~~~ Array ( [5698] => Gates [4767] => Jobs [3809] => Zuckerberg ) ~~~
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