streamWrapper::stream_tellstreamWrapper::stream_truncate
(PHP 5 >= 5.4.0)
streamWrapper::stream_truncate — Truncate stream
说明
public bool streamWrapper::stream_truncate
( int
$new_size
)Will respond to truncation, e.g., through ftruncate().
参数
-
new_size -
The new size.
返回值
成功时返回 TRUE， 或者在失败时返回 FALSE。
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