remove property from array of objects javascript code example

Example 1: javascript remove property from object

var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name; //delete last_name property

Example 2: remove object from array of objects based on object property javascript

var myArray = [
    {field: 'id', operator: 'eq', value: id}, 
    {field: 'cStatus', operator: 'eq', value: cStatus}, 
    {field: 'money', operator: 'eq', value: money}
];

// only keep objects in array where obj.field !== 'money'
myArray = myArray.filter(function( obj ) {
    return obj.field !== 'money';
});

Example 3: how to remove a property from an object in javascript

var person = {
        name: "Harry",
        age: 16,
        gender: "Male"
    };
    
    // Deleting a property completely
    delete person.age;
    alert(person.age); // Outputs: undefined
    console.log(person); // Prints: {name: "Harry", gender: "Male"}

Example 4: javascript remove object element

delete object.element;

Example 5: how to delete object property of array javascript

array.forEach(function(v){ delete v.bad });