Lecture notes - March 31

• Rest of term
  
  • Final project
    
    • A collection of linked web pages on a topic of your choice
    • Illustrate ideas from this term: images, navigation, tables, lists, style sheets, JavaScript,...
    • Include a page describing what ideas you used, and what tools you used to create the pages.
      
  • JavaScript programming - more weekly assignments
    
    
• An elaborate JavaScript example: Mastermind (requires Mozilla 1.3; Explorer 6.0 I think) html | javascript
  
  
• Review JavaScript so far
  
  • <script language='JavaScript'> ... </script>
  • var height=prompt("How high is it?", "")
  • document.write("The height is " + height);
• This week: conditionals and objects
  
  
• boolean expressions
  
  • true/false as at data type
  • comparison operators : == , <= , >= , > , < , != ...
  • negation: !
  • and: &&
  • or: ||
    
  
  
• if (boolean){
      statement;
      statement;
  }
  else {
       statement;
       statement;
  }
  
  
• go over examples in class from text
  
  
• For next Tuesday:
  
  • read chapters 11 ("if" and boolean expressions) and 12 (objects),
  • do review question 9 on pg 236, and exercise 3 on page 237.
  • Write a program which prompts true/false boolean values for A and B, and then prints out the value of " A && B" and "(! A) || (!B)".  What's interesting about these two particular combinations?
  • do exercise 3 on page 255.
  • Create a web page that displays the text "this page is wide" or "this page is narrow" depending
    on how wide the web page is when it loads using "document.width".