Bulgaria PHP Conference 2019

Swoole\Buffer::substr

(PHP 5 >= 5.2.0, PHP 7, 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.

Описание

public Swoole\Buffer::substr ( integer $offset [, integer $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.

Список параметров

offset

The offset.

length

The length.

remove

Whether to remove the data from the memory buffer.

Возвращаемые значения

The data or string readed from the memory buffer.

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