Reference · French country module
isValidFrenchPostcodefunction
Whether a postcode follows La Poste's shape: five digits. Whether the postcode is in use is a different question;
isKnownFrenchPostcode asks it, and the validator checks both.
Import it
import { isValidFrenchPostcode } from "@johnmorrisdotca/address-plus/fr";
Definition
function isValidFrenchPostcode(postcode: string): boolean
Parameters
| Name | Type | Description |
|---|---|---|
postcode | string | The postcode. |
Returns
boolean
true when it is five digits.
Examples
import { isValidFrenchPostcode } from "@johnmorrisdotca/address-plus/fr";
console.log(["75008", "2000", "7500a", " 13001 "].map(isValidFrenchPostcode));
// → [true,false,false,true][ true, false, false, true ]What it prints (run when this page was built)