phwelo / pkulib

Ruby Library for calculating phe content in food and converting the relating weight and volume metrics

pkulib

pkulib on rubygems.org

Ruby Library for calculating phe content in food and converting the relating weight and volume metrics

Installing With Rubygems

$ gem install pkulib

Available methods

• oz2gram
• mg2gram
• floz2ml
• litre2ml
• average
• phecalc

oz2gram

Converts ounces to grams.

grams = ounces / 0.035274

usage:

PKUlib.oz2gram(ounces)

mg2gram

Converts milligrams to grams.

grams = milligrams / 1000

usage:

PKUlib.mg2gram(milligrams)

##floz2ml Converts fluid ounces to milliliters.

milliliters = fluid ounces / .033814

usage:

PKUlib.floz2ml(fluid ounces)

##litre2ml Converts litres to milliliters.

milliliters = litres / .001

usage:

PKUlib.litre2ml(litres)

##average Averages the provided numbers and returns a single value. Provide any number of arguments as long as all are numbers.

average = (x1 + x2 + x3) / 3

PKUlib.average(num1, num2 ,num3, ...)

###phecalc Input is protein content of food, in grams as well as food type qualifier if applicable.

For food that is not comprised of fruit and/or vegetables, the low multiplier is 20 and the high 64.5

For food that is comprised of only fruit, the low multiplier is 20 and the high is 30

For food which is vegetable only, the low multiplier is 20 and the high is 40