当Arr1中等于1的元素对应Arr2中的元素也等于1时,返回true;其他所有情况都返回false
以上情况就返回true
以下情况全返回false
var a = [0,0,0,1,1,0,1,0,0,0];
var b = [1,0,0,1,1,1,1,0,0,0];
var c = [0,0,1,1,1,0,1,0,0,0];
var d = [1,0,0,1,1,1,1,0,0,0];
var e = [0,0,0,1,1,1,1,0,0,0];
var f = [1,0,0,1,1,0,1,0,0,0];
function test(arr1,arr2){
var flag = false;
for(var i = 0; i < arr1.length; i ++){
if(arr1[i] == 1){
if(arr2[i] != 1){
flag = false;
break;
}else{
flag = true;
}
}
}
return flag;
}
alert("a=b : " + test(a,b))
alert("c=d : " + test(c,d))
alert("e=f : " + test(e,f))
必须要强调两个数组的位置,才能确定对比为true
var list1 =[0,0,0,1,1,1,1,0,0,0];
var list2 =[1,0,0,1,1,0,1,0,0,0];
list_compare(list1,list2);
function list_compare(list1,list2) {
var list_boolean = new Array(list1.length);
for(var i=0;i<list1.length;i++){
if(list1[i]==1 && list2[i]==1){
list_boolean[i] = true;
}else{
list_boolean[i] = false;
}
}
for(var i=0;i<list_boolean.length;i++){
alert(list_boolean[i]);
}
}
function f(arr1,arr2) {
for (let i = 0; i < arr1.length; i++) {
if(arr1[i]===1&&arr2[i]!==1){
return false
}
}
}