how to check json empty js
// 1
function isEmpty(obj) {
return Object.keys(obj).length === 0;
}
// 2
function isEmpty(obj) {
for(var prop in obj) {
if(obj.hasOwnProperty(prop))
return false;
}
return true;
}
// 3
function isEmptyObject(obj){
return JSON.stringify(obj) === '{}';
}javascript check if json file is empty
//First of all JSON fle cannot be completely empty, you need to make sure
//it has atleast a pair of double curly braces "{}". Otherwise you will
//get an error.
//import the file system library
const fs = require('fs');
//Then load it into a varibale
var webProjects = JSON.parse(fs.readFileSync('webProjects.json'));
// Then the if statement below can be used to check if it is empty
if(Object.entries(webProjects).length === 0)Copyright © 2021 Codeinu
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