Window.alert()

Window.alert() - מציגה הודעת אזהרה עם תוכן וכפתור לאישור וסגירה.

תחביר

window.alert(message);

פרמטרים

message Optional
מחרוזת שתופיעה כגוף ההודעה בתיבת הדו-שיח של ההתראה.

דוגמאות

window.alert("Hello world!");
alert("Hello world!");

שתי הדוגמאות מייצרות את ההודעה הבאה:

Image:AlertHelloWorld.png

הערות

 

תפקידן של תיבות ההתראה הינן להצגת הודעות שאינן דורשות תגובה מצד המשתמש, מלבד היכרות וקריאת ההודעה.

 

מפרט

Specification Status Comment
HTML Living Standard
The definition of 'alert()' in that specification.
Living Standard  

תאימות דפדפן

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
alertChrome Full support 1
Notes
Full support 1
Notes
Notes Starting with Chrome 46, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.
Edge Full support 12Firefox Full support 1IE Full support 4Opera Full support 3
Notes
Full support 3
Notes
Notes Starting with Opera 33, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.
Safari Full support 1WebView Android Full support 1
Notes
Full support 1
Notes
Notes Starting with WebView 46, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.
Chrome Android Full support 18
Notes
Full support 18
Notes
Notes Starting with Chrome 46, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.
Firefox Android Full support 4Opera Android Full support 10.1
Notes
Full support 10.1
Notes
Notes Starting with Opera 33, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.
Safari iOS Full support 1Samsung Internet Android Full support 1.0
Notes
Full support 1.0
Notes
Notes Starting with Samsung Internet 5.0, this method is blocked inside an <iframe> unless its sandbox attribute has the value allow-modals.

Legend

Full support  
Full support
See implementation notes.
See implementation notes.

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