判斷對象下所有鍵值對key-value中value值是否爲空?
let obj_v = {a:1,b:2,c:""};
if(isObjEmpty(obj_v)) {
console.log("該對象value值全部爲空!");
}
// 封裝
function isObjEmpty(obj) {
let flag = true;
let arr = Object.keys(obj).map(function (i) {
return obj [i]
})
let arr_v2 = [];
for (let j of arr) {
if (!j) {
arr_v2.push(j)
}
}
if (arr_v2.length == arr.length) {
flag = true;
}
return flag
}