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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
                ``` $data = input(' post. '); $_GET + $_POST + $_REQUEST if(!request()->isPost()){ }else{   $data = input('post.); } ``` # 字符串 ``` str_replace( "舊" , "新" , " 原字符串 "); ——字符串替換 strlen("Hello world!"); ——字符串長度 strpos("Hello world!","world"); ——位置 explode() ——字符串轉換數組 implode() ——數組轉換字符串 trim() ——移除字符串兩側的空白字符和其他字符。 ``` # 數組 ``` implode() ——數組轉換字符串 count() ——計算數組數量 unset($data['id'])  //刪除單個數組中的值 ``` $people = array("Bill", "Steve", "Mark", "David"); $people = ["Bill"=> "Steve", "Mark",=>"David"]; - str_replace( ”舊數據“,“新數據”,“原字符串”) 字符串替換 ``` - 把字符串 "Hello world!" 中的字符 "world" 替換為 "Shanghai": echo str_replace("world","Shanghai","Hello world!"); ``` - is_array ``` is_array — 檢測變量是否是數組 is_file isset ``` $values[] = is_null($val) ? '' : $val; ``` ``` ``` ``` ``` ``` ```
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