JavaScript Bible 5th Edition 2004 phần 6 pps
JavaScript Bible 5th Edition 2004 phần 6 pps
... to data types and values in Chapter 6 s tutorial
scratched the surface of JavaScript s numeric and Boolean pow-
ers. In this chapter, you look more closely at JavaScript s way of
working with numbers ... name=”entry1” size= 6 /><br />
Enter a value 0-255:<input type=”text” name=”entry2” size= 6 /><br />
Enter a value 0-255:<input type=”text” name=”entry3” size= 6 /&...
JavaScript Bible 5th Edition 2004 phần 1 pps
... to as methods, JavaScript calls methods (when associated with a predefined
JavaScript
™
Bible
5th Edition
Danny Goodman with Michael Morrison
With a foreword by Brendan Eich, JavaScript s creator
xiv
Preface
object) ... and
tomorrow’s browsers.
Organization and Features of This Edition
Like the previous fourth and Gold editions of the JavaScript Bible, this fifth edition co...
JavaScript Bible 5th Edition 2004 phần 2 pdf
... browsers support JavaScript as of yet.
Is JavaScript on?
Very often, the first decision an application must make is whether the client accessing the
site is JavaScript- enabled. Non -JavaScript- enabled ... browsers fall into two categories: a)
JavaScript- capable browsers that have JavaScript turned off in the preferences; and b)
browsers that have no built-in JavaScript interprete...
JavaScript Bible 5th Edition 2004 phần 3 potx
... drag-related events.
elementObject.ondrag
363
Chapter 16 ✦ Window and Frame Objects
Listing 16- 1: Prevention from Getting “Framed”
<script type=”text /javascript >
if (top != self) {
top.location ... code in
Listing 16- 3. Loading an “empty” HTML document requires no additional transactions.
Listing 16- 3: Creating a Blank Frame
<html>
<head>
<script type=”text /java...
JavaScript Bible 5th Edition 2004 phần 4 doc
... expiration date based on today’s date, use
the JavaScript
Date object as follows:
var exp = new Date();
var oneYearFromNow = exp.getTime() + ( 365 * 24 * 60 * 60 * 1000);
exp.setTime(oneYearFromNow);
Then ... Explorer
Color Property Windows Mac UNIX Windows Mac UNIX
bgColor All 4+ 4+ All All 4+
All others 6+ 6+ 6+ All All 4+
Values for all color properties can be either the common HTM...
JavaScript Bible 5th Edition 2004 phần 5 pptx
... Red</option>
<option value=”#ff3 366 ”>Medium Red</option>
<option value=”#ff0000”>Bright Red</option>
<option value=” #66 0000”>Dark Red</option>
</optgroup>
<optgroup ... value=”#ccff 66 >Light Green</option>
<option value=”#99ff33”>Medium Green</option>
<option value=”#00ff00”>Bright Green</option>
<opti...
JavaScript Bible 5th Edition 2004 phần 7 pot
... specific fonts first,
font.face
1 068
Part IV ✦ JavaScript Core Language Reference
selectAllChildren(elementNodeRef)
Returns: Nothing.
Compatibility: WinIE-, MacIE-, NN6+, Moz1+, Safari-
The
selectAllChildren() ... property
settings below 60 from causing the
marquee element text to scroll too quickly. But if you gen-
uinely want to use a speed faster than 60 (meaning, a value lower th...
JavaScript Bible 5th Edition 2004 phần 8 pptx
... example, to see if the browser is a variant of IE6, you can test for just
“MSIE 6 as
follows:
var isIE6x = navigator.appVersion.indexOf(“MSIE 6 ) != -1
There is a hazard in doing this kind of ... isGeneration3Min();
form.Nav4_7.value = isNav4_7();
form.Nav6Up.value = isNN6Min();
form.MSIE4.value = isMSIE4Min();
form.MSIE6_0.value = isMSIE6_0();
form.doc_all.value = isDocAll();
form.doc_w3c...
JavaScript Bible 5th Edition 2004 phần 9 doc
... * 24 * 60 * 60 *
1000))) {
alert(“The most likely range for this entry begins “ + minDays +
“ days from today.”);
}
if (testDate.getTime() > today.getTime() + (maxDays * 24 * 60 * 60 *
1000)) ... /></td>
</tr>
</table>
</form>
<object classid=”clsid:22d6f312-b0f6-11d0-94ab-0080c74c7e95”
codebase=”#Version =6, 0,0,0”
width=”2” height=”2” id=”jukebox” >...
JavaScript Bible 5th Edition 2004 phần 10 ppt
... coords=”23,22,70 ,67 ” href= javascript: goHome()” />
<area shape=”rect” coords=”25,80 ,66 ,1 16 href= javascript: goNext()” />
<area shape=”rect” coords=”24,125 ,67 , 161 ”
href= javascript: goPrev()” ... />
<area shape=”rect” coords=”35,171 ,61 ,211”
href= javascript: goInfo()” />
</map> <img alt=”image” src=”dhNav.gif” height=”240” width=” 96
border=”0” usema...
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