Same name and namespace in other branches

1. 11.x core/lib/Drupal/Component/Utility/Number.php \Drupal\Component\Utility\Number::alphadecimalToInt()
2. 10 core/lib/Drupal/Component/Utility/Number.php \Drupal\Component\Utility\Number::alphadecimalToInt()
3. 9 core/lib/Drupal/Component/Utility/Number.php \Drupal\Component\Utility\Number::alphadecimalToInt()
4. 8.9.x core/lib/Drupal/Component/Utility/Number.php \Drupal\Component\Utility\Number::alphadecimalToInt()

Decodes a sorting code back to an integer.

Parameters

string $string: The alpha decimal value to convert.

Return value

int The integer value.

Throws

\InvalidArgumentException If $string contains invalid characters, throw an exception.

See also

\Drupal\Component\Utility\Number::intToAlphadecimal

3 calls to Number::alphadecimalToInt()

Comment::preSave in core/modules/comment/src/Entity/Comment.php

Acts on an entity before the presave hook is invoked.

NumberTest::testAlphadecimalToIntThrowsExceptionWithMalformedStrings in core/tests/Drupal/Tests/Component/Utility/NumberTest.php

Tests the alphadecimal conversion function input parameter checking.

NumberTest::testConversions in core/tests/Drupal/Tests/Component/Utility/NumberTest.php

Tests the alphadecimal conversion functions.

File

core/lib/Drupal/Component/Utility/Number.php, line 100

Class

Number

Provides helper methods for manipulating numbers.

Namespace

Drupal\Component\Utility

Code

public static function alphadecimalToInt($string = '00') {
  $alpha_decimal_substring = substr($string, 1);
  if (!ctype_alnum($alpha_decimal_substring)) {
    throw new \InvalidArgumentException("Invalid characters passed for attempted conversion: {$string}");
  }
  return (int) base_convert($alpha_decimal_substring, 36, 10);
}

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