javascript check if json is empty code example

Example 1: javascript check if object is empty

function isObjectEmpty(obj) {
    return Object.keys(obj).length === 0;
}

Example 2: how to check if object is empty javascript

function isEmptyObject(obj) {
    return !Object.keys(obj).length;
}

Example 3: javascript test for empty object

// because Object.entries(new Date()).length === 0;
// we have to do some additional check
Object.entries(obj).length === 0 && obj.constructor === Object

Example 4: how to check if a json object is empty

obj.length() == 0
is what I would do.

Example 5: 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)