PHP数组中包含数组,计算数组中元素个数。array(1,2,array(1,2),2...答:刚写的,测试没问题 arrt = array(1,2,array(1,array(1,array(1,2),2),2),2);$num = 0;js_arr($arrt);echo($num);function js_arr($arr){global $num;foreach($arr as $v){if(is_array($v)){js_arr($v);}else{$num++;}}} ...
Js 求出数组不包含的范围答:var arr1=[1,2,3,4], arr2=[2,3,4,5,6], arr3=[7,8,9,10], arr4=[99,100];var arr0=arr1.concat(arr2,arr3,arr4);var min=arr0[0],max=arr0[0];for(i in arr0){ if(min>arr0[i])min=arr0[i]; if(max<arr0[i])max=arr0[i];}if(!Array...