What is the regex for aws account id?

The regex pattern for aws account id is `^\d{12}$`. This pattern validates aws account id — exactly 12 digits.

How do I use this regex in JavaScript?

In JavaScript, create the regex with `const regex = /^\d{12}$/;` and test with `regex.test(yourValue)`. It returns `true` if the value matches.

How do I use this regex in Python?

In Python, use `import re; re.match(r'^\d{12}$', value)`. The raw string prefix (`r`) prevents Python from interpreting backslashes as escape characters.

Is this regex case-sensitive?

By default, yes. To make it case-insensitive, add the `i` flag in JavaScript (`/^\d{12}$/i`) or use `re.IGNORECASE` in Python.

Regex for AWS Account ID

Regex Pattern

^\d{12}$

AWS account ID — exactly 12 digits

Quick Answer

The regex pattern for aws account id is `^\d{12}$`. AWS account ID — exactly 12 digits. This works in JavaScript, Python, Ruby, PHP, Java, and most regex engines that support PCRE syntax.

Test Examples

Input	Result
123456789012	✓ Matches
000000000000	✓ Matches
999999999999	✓ Matches
12345678901	✗ No match
1234567890123	✗ No match
abcdefghijkl	✗ No match

Code Examples

javascript

const regex = /^\d{12}$/;
const isValid = regex.test(value);

python

import re
pattern = r'^\d{12}$'
if re.match(pattern, value):
    print("valid")

ruby

pattern = /^\d{12}$/
if value =~ pattern
  puts "valid"
end

php

if (preg_match('/^\d{12}$/', $value)) {
    echo "valid";
}

java

String pattern = "^\\d{12}$";
boolean isValid = value.matches(pattern);

Frequently Asked Questions

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