Basics of JavaScript Basics

JavaScript is a scripting language that requires a host file, and his host file is an HTML file.

Not directly related to Java

Generally written in

1.head inside

2.body inside

3.

Generally written in

Common dialog boxes

Alert ("alert Box") pops up a warning dialog box;

Confirm ("") pops up a dialog box to choose from

Click "OK" to output ture;

Click "Cancel" to output flase;

Prompt ("Hint word", "can delete prompt word");

Basics of JavaScript Basics