RegExp \ s metacharacter
JavaScript RegExp Object Definition and Usage
\ S metacharacter used to find blank characters.
Blank characters can be:
- Space character (space character)
- Tabs (tab character)
- Carriage (carriage return character)
- Newline character (new line character)
- Vertical line break (vertical tab character)
- Page breaks (form feed character)
grammar
new RegExp("\s")
或者更简单方式：
/\s/
或者更简单方式：
/\s/
Browser Support
All major browsers support \ s metacharacter
Examples
Examples
Whitespace string in a global search for:
var str="Is this all there is?";
var patt1=/\s/g;
var patt1=/\s/g;
The marked text below shows where the expression gets a match:
Is this all there is?
try it"
JavaScript RegExp Object