v-model with text inputs in Vue - Cheat Sheet & Quick Revision

Recall & Review

beginner

What does v-model do when used with a text input in Vue?

v-model creates a two-way binding between the input's value and a Vue data property. When the user types, the data updates. When the data changes, the input updates.

beginner

How do you bind a text input to a data property called name using v-model?

<input type="text" v-model="name" />

This keeps the input and name in sync.

intermediate

What happens if you change the data property bound with v-model programmatically?

The text input's displayed value updates automatically to match the new data.

beginner

Why is v-model useful compared to manually listening for input events?

v-model simplifies syncing input and data by handling updates both ways automatically, reducing code and errors.

intermediate

Can v-model be used with other input types besides text?

Yes, v-model works with checkboxes, radio buttons, selects, and more, adapting to each input type's value behavior.

What does v-model do in Vue with a text input?

A Binds input value and data property both ways

B Only sets the input value once

C Only updates data when form submits

D Prevents user from typing

v-model keeps the input and data property in sync both ways automatically.

How do you write a text input bound to username using v-model?

A <input :value="username" />

B <input v-model="username" type="text" />

C <input @input="username = $event.target.value" />

D <input v-bind:username />

Use v-model="username" for two-way binding on text inputs.

If you change the data property bound with v-model, what happens to the input?

A Input clears

B Input stays the same

C Input updates to show new value

D Input becomes disabled

The input updates automatically to reflect the changed data.

Which is NOT a benefit of using v-model?

A Automatic two-way binding

B Keeps UI and data consistent

C Less code to sync input and data

D Manual event listeners needed

v-model removes the need for manual event listeners for syncing.

Can v-model be used with a checkbox input?

A Yes, it works with checkboxes

B No, only text inputs

C Only with radio buttons

D Only with select dropdowns

v-model supports many input types including checkboxes.

Explain how v-model works with text inputs in Vue and why it is helpful.

Think about how typing in the input changes data and changing data updates the input.

Describe how you would bind a text input to a data property and what happens when the user types or the data changes.

Focus on the connection between input and data property.