ionic-framework/core/src/components/checkbox

ion-checkbox

Checkboxes allow the selection of multiple options from a set of options. They appear as checked (ticked) when activated. Clicking on a checkbox will toggle the checked property. They can also be checked programmatically by setting the checked property.

Usage

Angular

<!-- Default Checkbox -->
<ion-checkbox></ion-checkbox>

<!-- Disabled Checkbox -->
<ion-checkbox disabled="true"></ion-checkbox>

<!-- Checked Checkbox -->
<ion-checkbox checked="true"></ion-checkbox>

<!-- Checkbox Colors -->
<ion-checkbox color="primary"></ion-checkbox>
<ion-checkbox color="secondary"></ion-checkbox>
<ion-checkbox color="danger"></ion-checkbox>
<ion-checkbox color="light"></ion-checkbox>
<ion-checkbox color="dark"></ion-checkbox>

<!-- Checkboxes in a List -->
<ion-list>
  <ion-item *ngFor="let entry of form">
    <ion-label>{{entry.val}}</ion-label>
    <ion-checkbox slot="end" [(ngModel)]="entry.isChecked"></ion-checkbox>
  </ion-item>
</ion-list>

import { Component } from '@angular/core';

@Component({
  selector: 'app-page-home',
  templateUrl: 'home.page.html',
  styleUrls: ['home.page.scss']
})
export class HomePage {
  public form = [
      { val: 'Pepperoni', isChecked: true },
      { val: 'Sausage', isChecked: false },
      { val: 'Mushroom', isChecked: false }
    ];
}

Javascript

<!-- Default Checkbox -->
<ion-checkbox></ion-checkbox>

<!-- Disabled Checkbox -->
<ion-checkbox disabled></ion-checkbox>

<!-- Checked Checkbox -->
<ion-checkbox checked></ion-checkbox>

<!-- Checkbox Colors -->
<ion-checkbox color="primary"></ion-checkbox>
<ion-checkbox color="secondary"></ion-checkbox>
<ion-checkbox color="danger"></ion-checkbox>
<ion-checkbox color="light"></ion-checkbox>
<ion-checkbox color="dark"></ion-checkbox>

<!-- Checkboxes in a List -->
<ion-list>
  <ion-item>
    <ion-label>Pepperoni</ion-label>
    <ion-checkbox slot="end" value="pepperoni" checked></ion-checkbox>
  </ion-item>

  <ion-item>
    <ion-label>Sausage</ion-label>
    <ion-checkbox slot="end" value="sausage" disabled></ion-checkbox>
  </ion-item>

  <ion-item>
    <ion-label>Mushrooms</ion-label>
    <ion-checkbox slot="end" value="mushrooms"></ion-checkbox>
  </ion-item>
</ion-list>

Properties

Property	Attribute	Description	Type	Default
checked	checked	If true, the checkbox is selected.	boolean	false
color	color	The color to use from your application's color palette. Default options are: "primary", "secondary", "tertiary", "success", "warning", "danger", "light", "medium", and "dark". For more information on colors, see theming.	string | undefined	undefined
disabled	disabled	If true, the user cannot interact with the checkbox.	boolean	false
mode	mode	The mode determines which platform styles to use.	"ios" | "md"	undefined
name	name	The name of the control, which is submitted with the form data.	string	this.inputId
value	value	The value of the toggle does not mean if it's checked or not, use the checked property for that. The value of a toggle is analogous to the value of a <input type="checkbox">, it's only used when the toggle participates in a native <form>.	string	'on'

Events

Event	Description	Detail
ionBlur	Emitted when the toggle loses focus.	void
ionChange	Emitted when the checked property has changed.	CheckedInputChangeEvent
ionFocus	Emitted when the toggle has focus.	void

CSS Custom Properties

Name	Description
--background	Background of the checkbox icon
--background-checked	Background of the checkbox icon when checked
--border-color	Border color of the checkbox icon
--border-color-checked	Border color of the checkbox icon when checked
--border-radius	Border radius of the checkbox icon
--border-style	Border style of the checkbox icon
--border-width	Border width of the checkbox icon
--checkmark-color	Color of the checkbox checkmark when checked
--size	Size of the checkbox icon
--transition	Transition of the checkbox icon

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