Swoole\Buffer::substr

(PECL swoole >= 1.9.0)

Swoole\Buffer::substr — Read data from the memory buffer based on offset and length. Or remove data from the memory buffer.

Beschreibung

public Swoole\Buffer::substr(int $offset, int $length = ?, bool $remove = ?): string

If $remove is set to be true and $offset is set to be 0, the data will be removed from the buffer. The memory for storing the data will be released when the buffer object is deconstructed.

Parameter-Liste

offset: The offset.
length: The length.
remove: Whether to remove the data from the memory buffer.

Rückgabewerte

The data or string readed from the memory buffer.

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