Improving Janus Web apps with Javascript

Improving Janus Web apps with Javascript

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Slide 1: Improving Janus Web Apps with Javascript

Slide 2: What is Javascript?


Slide 3: Javascript vs. Java


Slide 4: Advantages of Javascript


Slide 5: Disadvantages of Javascript


Slide 6: Using Javascript with HTML and Janus Web

Slide 7: Example 1 - Form input validation (UL)


Slide 8: <SCRIPT> tag


Slide 9: Event Handlers in HTML tags


Slide 10: Example 2 - Form Input Validation (Javascript)


Slide 11: SRC= attribute of <SCRIPT> tag


Slide 12: SRC= attribute of <SCRIPT> tag


Slide 13: Example 3 - Using External Javascript files

Slide 14: Expressions in HTML attribute


Slide 15: Example 4 - Javascript with HTML attribute val