标签：str object OLE lse 对象 == === data key
let dataobj={}
1.
let arr = Object.keys(dataobj)
if(arr.length===0){
console.log(‘空‘);
}
2.
if(JSON.stringify(dataobj) === "{}"){
console.log(‘空‘);
}else{
console.log(‘不空‘)
}标签：str object OLE lse 对象 == === data key
原文地址：https://www.cnblogs.com/xb130460/p/14780582.html
