Check and convert array of strings to array of number or object's string value to integer.

stringToNumber.js

/**
 * @param {String} s
 * @returns number
 * @example console.log(toNumber("-23.32"))
 */
const toNumber = (s, returnStrings = false) =>
  isNaN(Number(s)) ? (returnStrings ? s : console.error(`${s} NaN`)) : Number(s);

/**
 * @param {Array or Object} data - required
 * @param {String} str - key names separated by comma (optional)
 * @returns array or object
 * @example strToNum(["3","4",3,"7",8])
 * @example strToNum({ a:2, b:"4", c:"5" }, "c,b")
 */
const strToNum = (data, str) => {
  if (typeof data == "object") {
    if (!str && data.length > 0) return data.map((d) => toNumber(d, true));
    if (str && data.length == undefined) {
      const out = {};
      Object.entries(data)
        .map((d) => {
          if (str.split(",").some((s) => s == d[0])) d[1] = toNumber(d[1], true);
          return d;
        })
        .forEach((a) => (out[a[0]] = a[1]));
      return out;
    }
  }
};

ez.js is more than just a library; it's a coding companion that simplifies complex tasks. Whether you're dealing with arrays, numbers, objects, or strings, ez.js has got your back! Say goodbye to coding hassles and hello to streamlined JavaScript magic.

• Typescript supported
• Github Repo
• @bhaireshm/ez.js - npm package
• Documentation