THE BOOK OF JAVASCRIPT, 2ND EDITION phần 9 ppsx

... 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 time zone and then sets the // value of a ... 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)...

Ngày tải lên: 06/08/2014, 16:23

... request and then resend the request to see what happens. The fourth line of the window in Figure 18-11 gives you the status of the webserver’s response. Clicking [export] opens a window with the complete ... legal see the alerts in the // if-then statement to see what the if-then statement is checking. // If any of the conditions are violated, the script calls...

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

... 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

... Application The last appendix gives a couple of the book s longest code examples in their entirety. Companion Website The Book of JavaScript website (http://www.bookofjavascript.com) contains the code ... retrieval system, without the prior written permission of the copyright owner and the publisher. 10 09 08 07 06 1 2 3 4 5 6 7 8 9 ISBN-10: 1- 593 27-106 -9 ISBN...

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... December 31, 196 9. z In Internet Explorer, getYear() returns the full four-digit year if the year is after 199 9 or before 190 0. If the year is between 190 0 and 199 9, it returns the last two ... 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 para...

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...

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... 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 second ... in [ of Figure 9- 11. But in \ of Figure 9- 11, the variable index, declared outside the function, does not hold a time-out. The only part of the script that...

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