How can I know that a variable is a number or not using a
JavaScript?
Answer Posted / venkat
By using isNaN() function
| Is This Answer Correct ? | 21 Yes | 1 No |
Post New Answer View All Answers
Which is incorrect with respect to separating php code and html?
What is the difference between get and post in php?
Why does php need server?
What is multidimensional array in php?
Tell me how to execute an sql query? How to fetch its result?
How to make database connection in php?
What good is polymorphism?
Explain about getters and setters in php?
Is it more secure to use cookies to trfer session ids?
How to retrieve values out of an array?
What is needed to be able to use image function?
How to change the principal password?
How do I escape in php?
What is isset in php?
How I can control asset documents without GR/IR?