escape

Escapes string for use in RegExp.

require('extra-regexp');

RegExp.escape('break. fix.');
// 'break\\. fix\\.'
/* note : double backslashes represent a single backslash */

RegExp.escape('(*.*)');
// '\\(\\*\\.\\*\\)'

RegExp.escape('\\d \\D (?:)');
// '\\\\d \\\\D \\(\\?:\\)'

reference

RegExp.escape(string);
// string: string to escape
// return -> string 'escaped string'

references

• Is there a RegExp.escape function in Javascript? by Andrew Clover
• RegExp.escape Proposal by Benjamin Gruenbaum
• Polyfill for RegExp.escape ES7 proposal by Jordan Harband
• escape-string-regexp by Sindre Sorhus
• XRegExp.escape(str) by Steven Levithan
• lodash.escaperegexp by John-David Dalton, Mathias Bynens
• RegExp - JavaScript by MDN contributors