8000 Add phone number validator using regex by ShashankChilukuri · Pull Request #12807 · TheAlgorithms/Python · GitHub
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Add phone number validator using regex #12807

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[pre-commit.ci] auto fixes from pre-commit.com hooks
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pre-commit-ci[bot] committed Jun 23, 2025
commit 345345d1264422050eaecd42ef8232e272b47ab3
4 changes: 3 additions & 1 deletion strings/phone_number_validator.py
Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
import re


def validate_phone_number(phone: str) -> bool:
"""
Validates a 10-digit Indian phone number.
Expand All @@ -11,5 +13,5 @@ def validate_phone_number(phone: str) -> bool:
>>> validate_phone_number("abcdedad")
False
"""
pattern = r'^[6-9]\d{9}$'
pattern = r"^[6-9]\d{9}$"
return re.fullmatch(pattern, phone) is not None
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