alert function in JavaScript

window.alert()

This function is used to display data in an alert dialog box. alert function really should be used only when you truly want to stop everything and let the user know something.

Syntax :
window.alert(“Hello Chandan”);
window.alert(variable);

Example:-

Output:- (Note: if you write HTML code within this function then the HTML tag looks like as it is written.)

Chandan Kumar

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