Q: How do I use the Brazilian Phone Number regex in JavaScript?

Use the pattern /(?:\+55[\s-]?)?$?\d{2}$?[\s-]?9?\d{4}[\s-]?\d{4}/g with the String.match() or String.matchAll() method. For example: const matches = text.match(/(?:\+55[\s-]?)?$?\d{2}$?[\s-]?9?\d{4}[\s-]?\d{4}/g);

Question 1

What does the Brazilian Phone Number regex pattern do?

Accepted Answer

Matches Brazilian phone numbers with optional +55 country code, 2-digit DDD area code (optional parentheses), optional 9 prefix for mobile, and 8 digits.

Question 2

How do I use the Brazilian Phone Number regex in JavaScript?

Accepted Answer

Use the pattern /(?:\+55[\s-]?)?$?\d{2}$?[\s-]?9?\d{4}[\s-]?\d{4}/g with the String.match() or String.matchAll() method. For example: const matches = text.match(/(?:\+55[\s-]?)?$?\d{2}$?[\s-]?9?\d{4}[\s-]?\d{4}/g);

Question 3

What regex flags does this pattern use?

Accepted Answer

This pattern uses the global flag (g). The global flag finds all matches in the input, not just the first.

Question 4

Which programming languages support this regex?

Accepted Answer

Fully supported in JS, PYTHON, JAVA, PHP, GO

Question 5

What strings does this regex match?

Accepted Answer

This pattern matches strings like: +55 11 91234-5678, (11) 91234-5678, 11 1234-5678. It does not match strings like: +1-555-1234, 12345, abc.

Language	Support
JS	Full support
PYTHON	Full support
JAVA	Full support
PHP	Full support
GO	Full support

Brazilian Phone Number

Pattern

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Explanation

Test Strings

Matching

Non-matching

Language Compatibility

Code Snippets

Related Patterns

International Phone Number (E.164)