js countKeys
let count = Object.keys(myobj).lengthjs obj getting count of properties
let count = 0;
for (let k in myobj) if (myobj.hasOwnProperty(k)) count++;check many keys in objects
const neededKeys = ['oldPassword', 'name', 'newPassword'];
const obj = {
"name": "[email protected]",
"oldPassword": "1234",
"newPassword": "12345"
}
console.log(neededKeys.every(key => Object.keys(obj).includes(key)));Copyright © 2021 Codeinu
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