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

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