var array={name:11111,age:18,xing:""}
for(index,xd in array){
// console.log(array[index])
console.log(index)
} 
var array={name:11111,age:18,xing:""}
for(index,xd in array){
// console.log(array[index])
console.log(index)
} your array is an object, and there is no index. It can't be accessed by index, it can only get Key.
.if you want to get the KV value, just honestly use the method you commented out, and some suggestions
syntax is wrong. What is for (index in array) {.}
xd ? Why is there still ", "?
check the most basic questions before posting, which is completely careless.
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