Answers for "javascript object has attribute"

4

how to check element has an attribute js

let result = element.hasAttribute(name);
Posted by: Guest on July-28-2020
6

js check if object has property

const object1 = new Object();
object1.property1 = 42;

console.log(object1.hasOwnProperty('property1'));
// expected output: true
Posted by: Guest on April-13-2020
4

javascript does object have property

var person = {'first_name': 'bill','age':20};

if ( person.hasOwnProperty('first_name') ) {
    //person has a first_name property
}
Posted by: Guest on July-23-2019

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