---
id: 5e7b9f0b0b6c005b0e76f070
title: 'Regular Expressions: Practical Applications'
challengeType: 11
videoId: xCjFU9G6x48
bilibiliIds:
  aid: 546924659
  bvid: BV1mq4y1H7rZ
  cid: 376386493
dashedName: regular-expressions-practical-applications
---

# --questions--

## --text--

What will search for a "$" in a regular expression?

## --answers--

$

---

\\dollar\\

---

\\$

---

!$

## --video-solution--

3

