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Regex for AWS ARN

Regex Pattern

^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9/_.-]+

Amazon Web Services ARN (Amazon Resource Name)

Quick Answer

The regex pattern for aws arn is `^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9/_.-]+`. Amazon Web Services ARN (Amazon Resource Name). This works in JavaScript, Python, Ruby, PHP, Java, and most regex engines that support PCRE syntax.

Test Examples

InputResult
arn:aws:s3:us-east-1:123456789012:my-bucket✓ Matches
arn:aws:iam:us-west-2:123456789012:user/johndoe✓ Matches
arn:gcp:s3:us-east-1:123456789012:bucket✗ No match
not-an-arn✗ No match
arn:aws✗ No match

Code Examples

javascript

const regex = /^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9\/_.-]+/;
const isValid = regex.test(value);

python

import re
pattern = r'^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9/_.-]+'
if re.match(pattern, value):
    print("valid")

ruby

pattern = /^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9/_.-]+/
if value =~ pattern
  puts "valid"
end

php

if (preg_match('/^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\d:\d{12}:[a-zA-Z0-9\/_.-]+/', $value)) {
    echo "valid";
}

java

String pattern = "^arn:aws[a-zA-Z-]*:[a-zA-Z0-9-]+:[a-z]{2}-[a-z]+-\\d:\\d{12}:[a-zA-Z0-9/_.-]+";
boolean isValid = value.matches(pattern);

Frequently Asked Questions

Related Regex Patterns

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