capitalizeFirstCharacter.js

export const capitalizeFirstChar = (char) => {
  const result = char
    .split(" ")
    .map((c) => {
      const first =
        c.slice(0, 1) === "x" ? c.slice(0, 1) : c.slice(0, 1).toUpperCase();
      const leas = c.slice(1);

      return `${first}${leas}`;
    })
    .join(" ");

  return result;
};