JS Built-ins
RegExpbeginner

RegExp Constructor β€” typeof

πŸ“– Usage Example
const re1 = /hello/i
const re2 = new RegExp('hello', 'i')
re1.test('Hello world') // β†’ true

Use the RegExp constructor or literal syntax to create a regular expression.

RegExp Constructor

typeof a RegExp literal returns 'object'.

Challenge: Verify that typeof /abc/ is 'object'.

πŸ’‘ Hints (1)
  • β€’ RegExp objects are objects, so typeof returns "object"