readgzfile
(PHP 4, PHP 5, PHP 7, PHP 8)
readgzfile — Output a gz-file
說明
readgzfile(string
$filename, int $use_include_path = 0): int|falseReads a file, decompresses it and writes it to standard output.
readgzfile() can be used to read a file which is not in gzip format; in this case readgzfile() will directly read from the file without decompression.
參數
-
filename -
The file name. This file will be opened from the filesystem and its contents written to standard output.
-
use_include_path -
You can set this optional parameter to
1, if you want to search for the file in the include_path too.
返回值
Returns the number of (uncompressed) bytes read from the file on success,
或者在失敗時返回 false
錯誤／異常
失敗時拋出E_WARNING警告。
參見
- gzpassthru() - Output all remaining data on a gz-file pointer
- gzfile() - Read entire gz-file into an array
- gzopen() - Open gz-file