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alert

Syntax

alert: (message) [every (time)] [after (time)][, (message)...];

message = A string you want to display in the alert dialog.

It is a direct reference to the window.alert() JavaScript function, but only allows a string parameter.

For more information on the alert dialog, see here:

https://developer.mozilla.org/en-US/docs/Web/API/Window/alert

alert