Regular Expressions 101

^start of line

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

Positive Lookahead(?=(?:\s?\d){7,17}$)

Non-Capturing Group(?:\s?\d){7,17}

{7,17}repeats the group contents below between 7 and 17 times:

\s?optionally matches any whitespace character

\da digit

$end of line

\d+a digit, repeated at least once

Non-Capturing Group(?:\s?\d+){0,3}

{0,3}repeats the group contents below between 0 and 3 times:

\s?optionally matches any whitespace character

\d+a digit, repeated at least once

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

^\+(?=(?:\s?\d){7,17}$)\d+(?:\s?\d+){0,3}$

New

+256897845
+1 232321
+29 2343 2432 43
+555 2356897845
+1245 2356878
+918989784578

Must include + Symbol on start
Optional Support up to 3 space Like: +29 2343 2432 43
Minimum 8 Char including + symbol
Max Char 18 digit (3 Space + 4 digit max country code + Plus (+) Symbol + 10 digit max number)

Regular Expression

Extraction