THE BOOK OF JAVASCRIPT, 2ND EDITION phần 2 ppsx

... sets the left border of the window you’re moving. If you move the left border of the window into the center of the screen, the window will be too far to the right. To get the window to the center ... see whether thisIsThau contains the value true. Instead, I’m just putting the variable inside the if-then test parentheses. The if-then rule states, “If the...

Ngày tải lên: 06/08/2014, 16:23

... 5 Manipulating the Appearance of New Windows The three parameters of the window.open() command control the new window’s characteristics. The URL Parameter The first parameter is the URL of the page ... click the link, an alert box should come up and say Off to the Book of JavaScript! (Figure 4-6). When you click OK in the box, the page should load the Bo...

Ngày tải lên: 06/08/2014, 09:20

... into which the results of the script will be placed. The ems you see in the style of the div set the width of the div equal to some multiple of the width of the letter m (em) in the font being ... webserver. At the end of the URL we see a question mark, the key name word, an equal sign, and then the URL-legal value of the characters the user...

Ngày tải lên: 06/08/2014, 09:20

... "HEAD", then all the PHP script should do is send the header information in X. If it is not a HEAD request, then the body of the if-then clause reads the contents of the file into the $contents ... false;">odysseus</a> The body of the link is the name of the available list (shown here as odysseus). An onClick inside the link calls rea...

Ngày tải lên: 06/08/2014, 09:20

... the_ hours = the_ hours + 9; } // now fix the hours if over 24 or under 0 // if (the_ hours < 0) { the_ hours = the_ hours + 24 ; } else if (the_ hours > 24 ) { the_ hours = the_ hours - 24 ; } ... parameter, the time zone to // convert the time to. The parameter can be either newyork, sanfran or // tokyo. // The function determines the time for that ti...

Ngày tải lên: 06/08/2014, 16:23

... Whole Cookie 22 4 Setting Multiple Cookies 22 5 Cookie Libraries 22 5 A Cookie-Based Shopping Cart 22 6 Adding an Item to the Cart 22 7 The Checkout Page 22 9 The readTheCookie() Function 23 0 The checkOut() ... Cookies 21 8 Setting Cookies 21 8 Reading Cookies 21 8 Resetting Cookies 21 9 Setting More Than One Piece of Information 22 0 Setting the Duration of a Cooki...

Ngày tải lên: 06/08/2014, 09:20

... sets the left border of the window you’re moving. If you move the left border of the window into the center of the screen, the window will be too far to the right. To get the window to the center ... it. The function multiplyTheFields() does all the work. The code in X of Figure 7-16 looks up the value of the text field field_one (]) inside the fo...

Ngày tải lên: 06/08/2014, 09:20

... X. The first line in the body of the func- tion then swaps the image stored in position 0 of the_ images with the image on the page. If rotateImage(1) was called instead of rotateImage(0), the ... look up in the phone book. Line [ looks up the name in the phone book and stores it in the_ number. Line \ puts the_ number in the text box. Line ] starts the f...

Ngày tải lên: 06/08/2014, 09:20

... of the upper-left corner and the x and y coordinates of the lower-right corner, in pixels. So the first area in Figure 10-19 goes from the (9, 23 ) point of the image to the (41, 42) point of ... indexOf(), the lastIndexOf() method gives you the position of the last occurrence of a character or substring. Table 11-1 shows the value of various calls to i...

Ngày tải lên: 06/08/2014, 09:20

... along the colon. It then loads the first part of the element into the_ property and the second part into the_ value. The first time through the loop, the_ property is "name" and the_ value is "thau". ... Description parentNode Parent node of the node childNodes List of the children of the node firstChild First child of the node lastchild...

Ngày tải lên: 06/08/2014, 09:20