space in regex code example
Example 1: whitespace regex
\s is the regex character for whitespace. It matches spaces, new lines, carriage returns, and tabs.Example 2: space allow in regex
Just add a space in your character class.
^[a-zA-Z0-9_ ]*$\s is the regex character for whitespace. It matches spaces, new lines, carriage returns, and tabs.Just add a space in your character class.
^[a-zA-Z0-9_ ]*$