dist/backbone-validation.js
function(value){
      return _.isNumber(value) || (_.isString(value) && value.match(defaultPatterns.number));
    }
function(value){
      return _.isNumber(value) || (_.isString(value) && value.match(defaultPatterns.number));
    }
function ( value ) { return _ . isNumber ( value ) || ( _ . isString ( value ) && value . match ( defaultPatterns . number ) ) ; }
Determines whether or not a value is a number
Determines whether or not a value is a number