Problem 3: Requirement # Requirements Explain the below code. Include the final

Question

Problem 3:

Requirement # Requirements

Explain the below code. Include the final output to console.log().

Tip: Higher Order Function (Callback).

function Thing(name) {

this.name = name;

}

Thing.prototype.doSomething = function(callback, salutation) {

callback.call(this, salutation);

}

function Afunction(salutation) {

console.log(salutation + " " + this.name);

}

var t = new Thing('John Smith');

t.doSomething(Afunction, 'Hello');

Problem 4:

Requirement # Requirements

What are the advantages of using Objects in JavaScript. Min 50 words

Submit Answer

Problem 5:

Requirement # Requirements

Create a an Object constructor function called MedRecord with the properties firstName, lastName, medRecord, medID, insuranceInfo.

Define a MedRecord prototype method called changeInsurance() that accepts the name of a patient new insurance information and update object insuranceInfo property.

Problem 6:

Requirement # Requirements

Put the below data in a JSON formatted array where each individual is its own object. Then write code that will print each person's first letter of their first name and last name (example: msmith)

firstName: Mike lastName: Smith

firstName: Anna lastName: House

firstName: Mark lastName: McDonald

Explanation / Answer

Solving first question as per chegg policy

Problem 3:

Requirement # Requirements

Explain the below code. Include the final output to console.log().

Tip: Higher Order Function (Callback).

function Thing(name) {this.name = name;} // This is function declaration, function with name thing

Thing.prototype.doSomething = function(callback, salutation) {callback.call(this, salutation);} // This is adding one more function doSomething to Thing. doSomething take another function as argument and a salutation

function Afunction(salutation) {console.log(salutation + " " + this.name);} // this is function delcaration which print saluation to console

var t = new Thing('John Smith'); // this is declaration of object of type Thing (class in js are functions)

t.doSomething(Afunction, 'Hello'); // this is calling something to print Hello John Smith

This willl print Hello John Smith

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.