function TimestampFirstCombCodec::swapBytes

Swaps bytes according to the timestamp-first COMB rules

4 calls to TimestampFirstCombCodec::swapBytes()

TimestampFirstCombCodec::decode in vendor/ramsey/uuid/src/Codec/TimestampFirstCombCodec.php: @inheritDoc
TimestampFirstCombCodec::decodeBytes in vendor/ramsey/uuid/src/Codec/TimestampFirstCombCodec.php: Returns a UuidInterface derived from a binary string representation
TimestampFirstCombCodec::encode in vendor/ramsey/uuid/src/Codec/TimestampFirstCombCodec.php: @psalm-return non-empty-string @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
TimestampFirstCombCodec::encodeBinary in vendor/ramsey/uuid/src/Codec/TimestampFirstCombCodec.php: @psalm-return non-empty-string @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty

File

vendor/ramsey/uuid/src/Codec/TimestampFirstCombCodec.php, line 103

Class

TimestampFirstCombCodec: TimestampFirstCombCodec encodes and decodes COMBs, with the timestamp as the first 48 bits

Namespace

Ramsey\Uuid\Codec

Code

private function swapBytes(string $bytes) : string {
    $first48Bits = substr($bytes, 0, 6);
    $last48Bits = substr($bytes, -6);
    $bytes = substr_replace($bytes, $last48Bits, 0, 6);
    $bytes = substr_replace($bytes, $first48Bits, -6);
    return $bytes;
}