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Regexp - "v" modifier multilang chars

JavaScript

regex.js Raw #

const nameRegex = /^\p{Letter}+$/v;

function validateName(name) {
  if (nameRegex.test(name)) {
    console.log(`${name} is a valid name.`);
  } else {
    console.log(`${name} contains invalid characters.`);
  }
}

validateName("John"); // "John is a valid name."
validateName("María"); // "María is a valid name."
validateName("佐藤"); // "佐藤 is a valid name."
validateName("John123"); // "John123 contains invalid characters."