public static function ParagonIE_Sodium_Compat::compare in Automatic Updates 7

Same name and namespace in other branches

1. 8 vendor/paragonie/sodium_compat/src/Compat.php \ParagonIE_Sodium_Compat::compare()

Compare two strings, in constant-time. Compared to memcmp(), compare() is more useful for sorting.

@psalm-suppress MixedArgument

Parameters

string $left The left operand; must be a string:

string $right The right operand; must be a string:

Return value

int If < 0 if the left operand is less than the right If = 0 if both strings are equal If > 0 if the right operand is less than the left

Throws

SodiumException

TypeError

2 calls to ParagonIE_Sodium_Compat::compare()

php72compat.php in vendor/paragonie/sodium_compat/lib/php72compat.php

sodium_compat.php in vendor/paragonie/sodium_compat/lib/sodium_compat.php

File

vendor/paragonie/sodium_compat/src/Compat.php, line 279

Class

ParagonIE_Sodium_Compat

Code

public static function compare($left, $right) {

  /* Type checks: */
  ParagonIE_Sodium_Core_Util::declareScalarType($left, 'string', 1);
  ParagonIE_Sodium_Core_Util::declareScalarType($right, 'string', 2);
  if (self::useNewSodiumAPI()) {
    return (int) sodium_compare($left, $right);
  }
  if (self::use_fallback('compare')) {
    return (int) call_user_func('\\Sodium\\compare', $left, $right);
  }
  return ParagonIE_Sodium_Core_Util::compare($left, $right);
}