Javascript single line replace all function using RegExp.

replaceAll.js

/**
 * Replace every string to string from string. lol
 * @param {string} target target string
 * @param {string} from search value
 * @param {string} to replace value
 */
const replaceAll = (target, from, to) => target.replace(new RegExp(from.replace(/[.*+?^${}()|[\]\\]/g, "\\$&"), "g"), to)


// it is same as this.
const replaceAllMultiLine = (target, from, to) => {
  // make from to Regex safe string. It will replace . to \.
  from = from.replace(/[.*+?^${}()|[\]\\]/g, "\\$&")
  
  // Create new regex using from with g flag. 
  let reg = new RegExp(from, "g")
  
  // replace it and return it!
  return target.replace(reg, to)
}

// Test it. It will be return return c..b..c..b..
replaceAll("a..b..a..b..", "a..", "c..")