SymfonyWorld Online 2022 Winter Edition

Swoole\Buffer::substr

(PECL swoole >= 1.9.0)

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

Descrição

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.

Parâmetros

offset

The offset.

length

The length.

remove

Whether to remove the data from the memory buffer.

Valor Retornado

The data or string readed from the memory buffer.

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