Created
December 5, 2019 23:12
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| function getOrdinal(addressToChange) { | |
| const streetNames = ['street', 'road', 'avenue']; | |
| let address = addressToChange.toLowerCase().split(' '); | |
| const number = address[address.length - 2]; | |
| const isNumber = !isNaN(number); | |
| const isTeenNum = number % 100; | |
| const isNotTeenNum = number % 10; | |
| let ordinal = ''; | |
| if (!isNumber) { | |
| return addressToChange; | |
| } | |
| // Check to see if address is a street, road, or avenue | |
| // Which theoretically are the only roads that include a number that needs | |
| // to be changed | |
| const found = streetNames.some(r => address.indexOf(r) >= 0); | |
| // If found = false, then return address, otherwise continue changing number | |
| if (!found) { | |
| return addressToChange; | |
| } | |
| if (isTeenNum >= 10 && isTeenNum <= 20) { | |
| ordinal = 'th'; | |
| } else if (isNotTeenNum === 1) { | |
| ordinal = 'st'; | |
| } else if (isNotTeenNum === 2) { | |
| ordinal = 'nd'; | |
| } else if (isNotTeenNum === 3) { | |
| ordinal = 'rd'; | |
| } else { | |
| ordinal = 'th'; | |
| } | |
| address[address.length - 2] = number + ordinal; | |
| address = address | |
| .map(s => s.charAt(0).toUpperCase() + s.substring(1)) | |
| .join(' '); | |
| return address; | |
| } |
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