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This article mainly shows you "how JavaScript pops up whether the dialog box", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "JavaScript how to pop up whether the dialog box" this article.

In JavaScript, you can use the confirm () method of the Window object to pop up a dialog box, which displays a dialog box with the specified message and "OK" and "cancel" buttons; the syntax "confirm (message)".

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

In JavaScript, you can use the confirm () method of the Window object to pop up the dialog box.

The confirm () method is used to display a dialog box with the specified message and OK and cancel button.

The syntax is as follows:

Confirm (message)

Message parameter: plain text (instead of HTML text) to be displayed in the dialog box that pops up on window.

Description:

If the user clicks the OK button, confirm () returns true. If you click the cancel button, confirm () returns false.

It blocks all input to the browser until the user clicks the OK button or the cancel button to close the dialog box. When confirm () is called, execution of the JavaScript code is paused and the next statement is not executed until the user responds.

Example:

Function disp_confirm () {var r = confirm ("Select button") if (r = = true) {[xss_clean] ("you pressed the OK key!") } else {[xss_clean] ("you pressed the cancel button!") }}

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