regex - Detect Floating point input using javascript regular expression -

regex - Detect Floating point input using javascript regular expression -

i need find whether number inputed user valid next cases valid

1. `12` 2. `12.01`

the next case invalid:

1. `12.` // decimal point no number next

i have written regular look

var decimalvalidation = /^[0-9]*(\.?)[0-9]*$/; var n = decimalvalidation .test(value);

but problem accepts value 12.

change regex below match both integer , floating point numbers.

var decimalvalidation = /^\d+(?:\.\d+)?$/;

demo

javascript regex