The \s metacharacter is used to find a whitespace character.
A whitespace character can be −
- A space character
- A tab character
- A carriage return character
- A new line character
- A vertical tab character
- A form feed character
Example
// Not containing any white spaces:
console.log(/\s/.test("1"))
console.log(/\s/.test("test"))
// Containing whitespace characters:
console.log(/\s/.test(" "))
console.log(/\s/.test("a\tb"))
console.log(/\s/.test("m\nn"))Output
false false true true true