Introduction to HTML static Web page--javascript-

Introduction to JavaScript

What's a 1.JavaScript thing?

It is a scripting language and requires a host file whose host file is an HTML file.

2. What does it have to do with Java ?

There is no direct connection,Java is the Sun Company (has been acquired by Oracle ),JavaScript is a Netspace (Netscape, which has been acquired by AOL), JScript It's Microsoft's,

90% like JavaScript , some features can only be IE used on.

3. Usage:

There are three blocks in the HTML position:

(1) inside head

(2)body inside

(3) after

For insurance purposes, it is generally written after .

<script language= "JavaScript" > generation in this face </script>

4. three common dialog boxes: yards must be placed

(1),alert ("") Warning dialog, the function is to pop up a warning dialog box.

(2),confirm ("") determine the dialog box, the role is to pop up a selection of the OK dialog box, click OK, it returns ture, click Cancel to return false , you can use variables to receive them.

　

(3),prompt (" prompt Text to display "), the role is to pop up a dialog box to enter the content.

Introduction to HTML static Web page--javascript-