Coding

How would you create a phone number input component in React that validates and formats the input dynamically?

Frontend Engineer

TikTok

Stripe

Lyft

SAP

WeWork

Panasonic

Did you come across this question in an interview?

  • How would you create a phone number input component in React that validates and formats the input dynamically?
  • Can you show how to design a React component for phone number input that offers real-time validation and formatting?
  • What's your plan for a React phone number input component that provides instant validation and formatting as users type?
  • In React, how would you approach building a phone number input field that formats and validates numbers on the fly?
  • Could you demonstrate how to construct a phone number input component in React with live validation and formatting features?
  • How do you propose to design a React component for phone number input that actively validates and formats the numbers?
  • In your experience, how do you develop a React component for inputting phone numbers that includes automatic formatting and validation?
  • Can you outline a method to create a phone number input component in React that formats and validates inputs instantaneously?
  • What steps would you take to build a phone number input component in React that validates and arranges numbers as they're entered?
  • Design a phone number input component in React that validates and formats phone numbers as the user types.

Interview question asked to Frontend Engineers interviewing at Stripe, Obsidian Entertainment, T-Mobile and others: How would you create a phone number input component in React that validates and formats the input dynamically?.