ParagonIE_Sodium_Core32_Curve25519::negative() public WP 1.0
{} It's a method of the class: ParagonIE_Sodium_Core32_Curve25519{}
No Hooks.
Return
Int
. (1 = yes, 0 = no)
Usage
$result = ParagonIE_Sodium_Core32_Curve25519::negative( $char );
$char *(string | int) (required)* |
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Code of ParagonIE_Sodium_Core32_Curve25519::negative() ParagonIE Sodium Core32 Curve25519::negative WP 5.7
public static function negative($char)
{
if (is_int($char)) {
return $char < 0 ? 1 : 0;
}
/** @var string $char */
/** @var int $x */
$x = self::chrToInt(self::substr($char, 0, 1));
return (int) ($x >> 31);
}