Expert JavaScript Developer Question: Download Expert JavaScript Developer PDF
How to write a script for "Select" lists using JavaScript?
Answer:
1. To remove an item from a list set it to null
mySelectObject.options[3] = null
2. To truncate a list set its length to the maximum size you desire
mySelectObject.length = 2
3. To delete all options in a select object set the length to 0.
mySelectObject.leng
mySelectObject.options[3] = null
2. To truncate a list set its length to the maximum size you desire
mySelectObject.length = 2
3. To delete all options in a select object set the length to 0.
mySelectObject.leng
| Previous Question | Next Question |
| How you can embed JavaScript in a web page? | What does "1"+2+4 evaluate to? |