The Swoole\Buffer class

(PECL swoole >= 1.9.0)

Introduction

class Swoole\Buffer {

/* Methods */

public append(string $data): int

public clear(): void

public __destruct(): void

public expand(int $size): int

public read(int $offset, int $length): string

public recycle(): void

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

public __toString(): string

public write(int $offset, string $data): void

}

Swoole\Buffer::append — Append the string or binary data at the end of the memory buffer and return the new size of memory allocated.
Swoole\Buffer::clear — Reset the memory buffer.
Swoole\Buffer::__construct — Fixed size memory blocks allocation.
Swoole\Buffer::__destruct — Destruct the Swoole memory buffer.
Swoole\Buffer::expand — Expand the size of memory buffer.
Swoole\Buffer::read — Read data from the memory buffer based on offset and length.
Swoole\Buffer::recycle — Release the memory to OS which is not used by the memory buffer.
Swoole\Buffer::substr — Read data from the memory buffer based on offset and length. Or remove data from the memory buffer.
Swoole\Buffer::__toString — Get the string value of the memory buffer.
Swoole\Buffer::write — Write data to the memory buffer. The memory allocated for the buffer will not be changed.