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.
説明
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.
パラメータ
offset-
The offset.
length-
The length.
remove-
Whether to remove the data from the memory buffer.
戻り値
The data or string readed from the memory buffer.
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