Học JavaScript qua ví dụ part 23 potx
Học JavaScript qua ví dụ part 23 potx
... to all Book objects. 5 When JavaScript tries to retrieve the value of the category property, the property was not directly assigned in the constructor function. JavaScript checks to see if a ... 8.2 explained that unlike Java and C++, JavaScript doesn’t have a class mech- anism per se, but inheritance involves reusing or extending a class. With JavaScript we can simulate a class wit...
Ngày tải lên: 04/07/2014, 02:20
Học JavaScript qua ví dụ part 1 potx
... interpreted by a JavaScript engine that lives in the browser. JavaScript is not HTML, but JavaScript code can be embedded in an HTML docu- ment and is contained within HTML tags. JavaScript has ... until a JavaScript opening tag is read, at which time the JavaScript interpreter takes over. When the closing JavaScript tag is reached, the HTML processing continues. 1. But the cr...
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Học JavaScript qua ví dụ part 27 potx
... (continued) Method What It Does From the Library of WoweBook.Com ptg 238 Chapter 9 • JavaScript Core Objects 9.4.2 Manipulating the Date and Time JavaScript stores dates in milliseconds, so if you have more ... </font> </body> </html> From the Library of WoweBook.Com ptg 234 Chapter 9 • JavaScript Core Objects 9.4 The Date Object JavaScript provides the Date ob...
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Học JavaScript qua ví dụ part 33 potx
... happen in the future For a detailed explanation of how JavaScript internally handles the timers, see http://www.howtocreate.co.uk/tutorials /JavaScript/ timers. Table 10.8 Timers Timing Methods ... Library of WoweBook.Com ptg 10.1 JavaScript and the Browser Object Model 297 EXAMPLE 10.11 <html> <! This script is a modification of a free script found at the JavaScript source...
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Học JavaScript qua ví dụ part 36 potx
... WoweBook.Com ptg 11.2 The JavaScript Hierarchy 331 Using the document Object Properties in JavaScript. Example 11.2 demon- strates how the properties that describe the document are used in a JavaScript program. ... ptg 11.2 The JavaScript Hierarchy 329 the window, because JavaScript knows that the window is at the top of the tree. Instead of saying ... by numeric index value (numeri...
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Học JavaScript qua ví dụ part 52 potx
... link event to occur. The link events are listed in Table 13.5. 13.5.1 JavaScript URLs We have seen JavaScript code in a JavaScript: URL throughout this text. In the example using mouse events, ... attribute: Figure 13.13 Spring image (top), summer image (middle), and fall image (bottom) are all part of the slideshow created in Example 13.11. Table 13.5 Link Events Event Handler Whe...
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Học JavaScript qua ví dụ part 53 potx
... link event to occur. The link events are listed in Table 13.5. 13.5.1 JavaScript URLs We have seen JavaScript code in a JavaScript: URL throughout this text. In the example using mouse events, ... here</a> or by using the JavaScript: protocol followed by the void operator to guarantee that any return value from the function will be discarded: <a href=" ;JavaScript: void(...
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Học JavaScript qua ví dụ part 60 potx
... Library of WoweBook.Com ptg 540 Chapter 14 • Introduction to CSS (Cascading Style Sheets) with JavaScript EXAMPLE 14.4 <html> <head><title>Fonts</title> <style type="text/css"> ... Library of WoweBook.Com ptg 546 Chapter 14 • Introduction to CSS (Cascading Style Sheets) with JavaScript EXAMPLE 14.7 <html> <head><title>Backgrounds...
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Học JavaScript qua ví dụ part 2 ppt
... ptg 8 Chapter 1 • Introduction to JavaScript 1.7 JavaScript and Its Role in Web Development When you start learning JavaScript, JavaScript code will be embedded directly in the ... Introduction to JavaScript Some of the events that JavaScript can handle are listed in Table 1.1. 1.9 Standardizing JavaScript and the W3C ECMAScript, which is more commonly known by the name JavaScr...
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Học JavaScript qua ví dụ part 3 pps
... Chapter 1 • Introduction to JavaScript So where is JavaScript now? As of December 2009, the ECMA-262 Standard is in its 5th edition. JavaScript is a dialect of ECMAScript, but JavaScript 1.8 is comparable ... of WoweBook.Com ptg 1.10 What Browser? 17 JavaScript 1.3 1998 ECMA -232 , Netscape Navigator 4.06–4.7x, Internet Explorer 5.0 JavaScript 1.5 2000 ECMA -232 , Netscape Naviga...
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