Math Library

JavaScript Libraries

Installation

GoldenRatio()

Add a new property to Number that is the Golden Ratio

 capitalize("macbook");  
  // returns "Macbook"

Number Methods

round()

rounds to the nearest whole number

9.50.round();    
  // returns 10

floor()

goes to the nearest lowest whole number

9.50.floor()
  // returns 9

ceil()

returns the highest nearest whole number

9.4.ceil() 
  // returns 10

pad()

returns pads Number with x 0s before, and y 0s after

1.1.pad(4, 4);  
  // returns 0001.1000

degToRad()

returns a convertion from degrees to radians

degToRad(45);  
  // returns 0.785

radToDeg()

Coverts radians to degrees.

readToDeg(0.785);  
  // returns 44.977

toDollars()

returns input formatting money is a common task for software projects. A function could save you time in the future. The goal of this function is to take a numeric value and return a string beginning with a '$' and rounded to two decimal places

toDollars(10);  
  // returns $10.00

tax(rate)

Returns the tax amount

tax(10);  
  // returns 10.10

interest(total, year, rate)

returns the calculation with the interest over time

interest(10, 10, 8)
  // returns 21.58

mortage(principal, numberOfPayments, interestRate))

returns the calculation of a mortage

mortage(10, 10, 8)
  // returns 100.00000046650739