Answers for "how to check json empty js"

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)