JavaScript RegExp \S Modifier

Definition and Usage

When the \S modifier is set the regular expression finds characters that is not single space characters.
A single space character can be:

• A whitespace character
• A tab character
• A carriage return character
• A new line character
• A vertical tab character
• A form feed character

Syntax

/\S/

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Example

In the following code we will do a global search for the characters that is not single space:

var str = "Is this all there is?"; var patt1 = /\S/g;

The marked text below shows where the RegExp gets a match (matches everything except the whitespaces):

Is this all there is?