Bootstrap 4 JS Alert


Waarsku CSS-klasse

Vir 'n tutoriaal oor waarskuwings, lees ons Bootstrap-waarskuwings-tutoriaal .

Class Description Example
.alert Creates an alert message box
.alert-danger Red alert. Indicates a dangerous or potentially negative action
.alert-dark Dark alert. Dark grey alert box
.alert-dismissible Indicates a closable alert box. Together with the .close class, this class is used to close the alert (adds extra padding)
.alert-heading Adds color:inherit to the specified element
.alert-info Light-blue alert.Indicates a neutral informative change or action
.alert-light Light alert. Light grey alert box
.alert-link Used on links inside alerts to provide matching colored links
.alert-primary Blue alert. Indicates an important action
.alert-secondary Grey alert. Indicates a "less" important action
.alert-success Green alert. Indicates a successful or positive action
.alert-warning Yellow alert. Indicates caution should be taken with this action
.close Styles the close button for the alert message (floats right with a specified font-size, color, etc.)

Maak waarskuwings toe via data-* Kenmerke

Voeg data-dismiss="alert"by 'n skakel of 'n knoppie-element om die waarskuwingsboodskap toe te maak.

Voorbeeld

<a href="#" class="close" data-dismiss="alert">&times;</a>

Maak waarskuwings toe via JavaScript

Maak handmatig toe met:

Voorbeeld

$('.close').alert("close");

Waarskuwingsopsies

None

Waarskuwingsmetodes

Die volgende tabel lys alle beskikbare waarskuwingsmetodes.

Method Description Try it
.alert("close") Closes the alert message
.alert("dispose") Destroys an element's alert.

Waarskuwing gebeurtenisse

Die volgende tabel lys alle beskikbare waarskuwingsgebeurtenisse.

Event Description Try it
close.bs.alert Occurs when the alert message is about to be closed
closed.bs.alert Occurs when the alert message has been closed (will wait for CSS transitions to complete)