Vue Form Inputs

Vue Tutorial

Vue Form Inputs

Handling form inputs is a core part of building applications in Vue.js.

Vue makes this simple using v-model, which creates two-way data binding between form fields and data.


What are Vue Form Inputs?

Form inputs allow users to:

  • Enter text

  • Select options

  • Check boxes

  • Submit data

Vue binds these inputs to data using v-model.


v-model (Two-Way Binding)

  •  When input changes → data updates
  •  When data changes → input updates

Text Input Example


Textarea Input


Checkbox Input

Single Checkbox (Boolean)


Multiple Checkboxes (Array)


Radio Button


Select Dropdown

Single Select


Multiple Select


Number Input & Modifiers

Common v-model Modifiers

ModifierUse
.numberConvert to number
.trimRemove spaces
.lazyUpdate on change

Form Submit Handling

  • .prevent stops page reload

Form Validation (Basic)


v-model in Vue 3 (Custom Input)

  •  Enables reusable form components

 Interview Questions

Q1. What is v-model?
 Two-way data binding directive

Q2. Difference between checkbox & radio?
 Checkbox → multiple values
 Radio → single value

Q3. How to stop form reload?
@submit.prevent

Q4. What does .number modifier do?
 Converts input to number


 Summary

  • v-model binds input & data
  •  Supports text, checkbox, radio, select
  • Modifiers improve data handling
  • .prevent avoids reload
  •  Forms are reactive in Vue

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