dist/numbers/isBetween.js
function isBetween(lower, upper) {
	return function (val) {
		return isNumber(val) && val > lower && val < upper;
	}
}
function isBetween(lower, upper) {
	return function (val) {
		return isNumber(val) && val > lower && val < upper;
	}
}
function isBetween ( lower , upper ) { return function ( val ) { return isNumber ( val ) && val > lower && val < upper ; } }
Checks to see if a value is a negative number
@param {number} lower - the lower boundary value to check against
@param {number} upper - the upper boundary value to check against
@returns {function} - a validator function
@memberof vet.numbers
Checks to see if a value is a negative number