例
var oldArr = [
{name: ""},
{name:"zhang"},
{name:"zhanga"},
{name:""},
{name:"zhan"}
];
var newArr= []; //去除空对象
for(let i in oldArr) {
if(oldArr[j].name!="" ) {
newArr.push(oldArr[j]);
}
};
console.log(newArr);
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