What's the easiest way to check if a javascript variable is a number and greater than zero? -

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• validate decimal numbers in javascript - isnumeric() 46 answers

i coded this:

        isnumbernotzero: function (num) {              // return false if num null, empty string or 0             if (num === null || typeof num === "undefined" || (typeof num === "string" && num.length === 0) || num == 0) {                 return false;             }             return true;         }, 

but there easier way this. code have not seem clean.

you doing lot of checking things not, when care if number greater zero.

just:

return typeof === "number" && > 0