php 合并两个组数,合并重项
$arr1 = [ 'param1'=>123, 'param2'=>456 ]; $arr2 = [ 'param1'=>789, ]; $res= array_merge($arr1,$arr2); //输出结果 Array ( [param1] => 789 [param2] => 456 )
$arr1 = [ 'param1'=>123, 'param2'=>456 ]; $arr2 = [ 'param1'=>789, ]; $res= array_merge($arr1,$arr2); //输出结果 Array ( [param1] => 789 [param2] => 456 )
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