php数组合并方式区别_$mys=array("a"=>1,"b"=>2);则$mys是-CSDN博客

网站介绍:$a = ['a', 'b', 'c'];$b = [1, 2, 3];$c = [11 => 'a', 22 => 'b', 33 => 'c'];$d = [11 => 1, 22 => 2, 33 => 3];$arrFirst = [ "first_key" => 1, "second_key" => 1, ..._$mys=array("a"=>1,"b"=>2);则$mys是