Học JavaScript qua ví dụ part 18 pptx
Học JavaScript qua ví dụ part 18 pptx
... recursion:
recursion: See recursion.
This definition says it all! JavaScript sup-
ports recursion. So what is it? Have you
ever taken apart a Russian doll? Open up
the outside doll and there’s another ... "center">
<table border="1">
<tr>
<script type = "text /javascript& quot;>
7 for( n=0; n < 20; n++){
8 value = fib(n);
document.write(&...
Học JavaScript qua ví dụ part 6 pptx
... 2.10, and 2.11.
FORMAT
JavaScript: expression
EXAMPLE 2.4
JavaScript: 5 + 4
Figure 2.9 Internet Explorer and the JavaScript: protocol.
Figure 2.10 Mozilla Firefox and the JavaScript: protocol.
Figure ... Java-
Script does not mean that everyone has JavaScript enabled. There are also some older
text browsers that don’t support JavaScript, but today it’s more likely that JavaScript ha...
Học JavaScript qua ví dụ part 9 pptx
... programming languages use a
special syntax to define a constant to distinguish it from a variable. JavaScript declares
constants with the const type (which replaces var) and the name of the constant ... + operator is used, it could mean
the concatenation of two strings or addition of two numbers. JavaScript looks at
both of the operands. If one is a string and one is a number, the num...
Học JavaScript qua ví dụ part 16 pptx
... ptg
7.1 What Is a Function? 151
Calling a Function from JavaScript. In the first examples of this chapter, func-
tions were defined in one JavaScript script and called from another. Although it ...
<body></body> tags. Example 7.2 called a function from one JavaScript program within
the body, but defined the function in another JavaScript program within the head.
Finally,...
Học JavaScript qua ví dụ part 47 pptx
... href="spring5.jpg"onclick=
"this.href=&apos ;JavaScript: void(0)';this.disable=true">
<area shape="rect" href="spring2.jpg"onclick=
"this.href=&apos ;JavaScript: void(0)';this.disable=true">
<area ...
"this.href=&apos ;JavaScript: void(0)';this.disable=true">
<area shape="rect" href="...
Học JavaScript qua ví dụ part 48 pptx
... idea behind JavaScript animation. Instead of flip-
ping through a pad of drawings, the stick man drawings can be scanned into your com-
puter as a set of images as shown in Figure 12.26. JavaScript ...
paper. With JavaScript, a number of DOM elements (<img />, <div>, etc.) can be moved in
the document according to a looping mechanism or an expression tied to a timer.
Two J...
Học JavaScript qua ví dụ part 61 pptx
... ptg
548 Chapter 14 • Introduction to CSS (Cascading Style Sheets) with JavaScript
border-left-width thin, medium, thick, 3em All
border-right <border-right-width> ... Library of WoweBook.Com
ptg
550 Chapter 14 • Introduction to CSS (Cascading Style Sheets) with JavaScript
14.5 Types of Style Sheets
There are several ways to define style sheets within a document:
1.
Học JavaScript qua ví dụ part 66 pptx
... CSS styles and JavaScript to the DOM ele-
ments to create what will effectively make it possible to manipulate, create, and delete
any part of your page on the fly.
14.11.2 How JavaScript Views ... your page, but now we need JavaScript to bring the
Web page to life, to make it dynamic. Throughout this text we have been using event
handlers and functions with JavaScript to create...
Học JavaScript qua ví dụ part 85 pptx
...
in this case, one or more lowercase letters. JavaScript provides a number of quantifiers
as shown in the Table 17.9.
The Greed Factor. Normally quantifiers are “greedy”; that is, they match ... greedy metacharacter. See Example 17 .18.
EXAMPLE 17 .18
<html>
<head><title></title></head>
<body>
<script type="text /javascript& quot;>
1 var...
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