Number converter

This is a number converter, it convers diffrent types of numbers to arabic.

Supported converts

• Roman to Arabian
  • For the moment maximum number conversion it supports is 3888.

Info

Roman to Arabian

Variables

Name	Location	Use
RAvalue	RA()	This is HTML input
validNum	RAhub	Checks if all inputs characters are valid
roman	RAconvert	Contains string which is used to find match to input
unique	RAcheck	Used to make sure that strings dosen't contain invalid roman numbers
numbers	RAconvert	Pushes the corrosponding number match from string to array and sums it
type	returns	If valid is "false" this says the error
occurence	returns	Used to count how many times a invalid number was met
valid	returns	This says if input is "true"/"false"
letter	returns	This is invalid letter
letter1	returns	This is invalid letter
letter2	returns	This is invalid letter

Function variables

Name	From function
check	RAhub
valid	RAcheck
result	RAconvert
pos	RApos

Errors

Type	When occures	HTML message
LError	When it meets a invalid letter	Your input has "+check.occurence+" characters that do not match roman numbers
NError	When input string contains numbers	Your input includes arabian numbers
CError1	When too many of characters exists	You can't have number " +check.letter+ ", " +check.occurence+ " times."
CError2	When 2 numbers exists which can't exist at the same time	You can't have number " +check.letter1+ " and number " +check.letter2+ " at the same time.
CError3	When number exists after which another number can't exists over 1 time	You can't have number " +check.letter1+ " over one time, when number " +check.letter2+ " exists.

• javascript function RA()
  • This is start function
  • Actions
    • Prints/Takes info to/from HTML
    • makes input upper casse
    • Starts console.time
    • Starts javascript function RAhub(RAvalue)

• javascript function RAhub(RAvalue)
  • This is center of functions
  • Actions
    • checks for numbers
      • If no numbers are met it continues
      • If number is met it returns
    • starts javascript function RAcheck(RAvalue)
      • Checks that there aren't too many roman umbers in case
      • If function returns "valid" it continues
      • IF function returns "false" it returns, type: CError
    • starts javascript function RAconvert(RAvalue)
      • It converts the roman numbers to arabic numbers and sums it up
      • This function will return the converted number
    • starts javascript function RApos(result.numberArray)
      • Checks that numbers are in right order
      • If function returns "valid" it returns
      • IF function returns "false" it returns, type: PosError