jquery method to determine whether it is a number

The jquery method to determine whether it is a number: first create a front-end code sample file; then use the "if(!isNaN(t)){...}" method to determine whether it is a number; finally output the judgment result: Can.

The operating environment of this tutorial: Windows 7 system, jquery version 1.10.0. This method is suitable for all brands of computers.

Recommended: "jquery Tutorial"

jQuery method to determine whether it is a number and convert number function

Attachment:

JavaScript Number() function

Number() function converts the value of the object into a number.

Output

1
0
1256657776588
999
NaN

For more programming-related knowledge, please visit: Programming Learning! !

The above is the detailed content of jquery method to determine whether it is a number. For more information, please follow other related articles on the PHP Chinese website!