javascript regex validate years in range

Question

I have input field for year and I need a regex for validation it. I have such code: ^([12]\\d)?(\\d\\d)$. But I want allow to validate only years in certain range (

Answer 1

Regex:

/^(19[5-9]\d|20[0-4]\d|2050)$/

Easier...

var year = parseInt(textField.value, 10);
if( year >= 1950 && year <= 2050 ) {
    ...
}