Конвертация строк в числа | VI | С#

string textAge = “41“; int ageNumber = (textAge); (ageNumber); string textLong = “90000000“; long longNumber = (textLong); (longNumber); string textFloat = “34,89“; float floatNumber = (textFloat); (floatNumber); string textDouble = “34,89“; double doubleNumber = (textDouble); (doubleNumber); string textDecimal = “99,89“; decimal decimalNumber = (textDecimal);