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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                ## 使用到的函數 `in_array()`檢索數組中是否存在某值 `array_search()`在數組中搜索某個鍵值,并返回對應的鍵名 `array_splice()`從數組中移除選定的元素 ## 封裝一個函數 ``` function arrayRemoveElement(&$arr,$element){ if(in_array($element,$arr)){ array_splice($arr,array_search($element,$arr),1); } } ``` ## 測試 ``` $arr = array('red','green','blue','pink'); echo "<pre>"; var_dump($arr); arrayRemoveElement($arr,'blue'); var_dump($arr); echo "</pre>"; ``` ## 輸出結果 ``` array(4) { [0]=> string(3) "red" [1]=> string(5) "green" [2]=> string(4) "blue" [3]=> string(4) "pink" } array(3) { [0]=> string(3) "red" [1]=> string(5) "green" [2]=> string(4) "pink" } ``` `array_splice()`函數將元素刪除并且重建了索引
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