PHP 4, PHP 5, PHP 7, PHP 8
gzread - Binary-safe gz-file read
Code Examples

gzread( resource$stream, int$length ): string|false

gzread reads up to length bytes from the given gz-file pointer. Reading stops when length (uncompressed) bytes have been read or EOF is reached, whichever comes first.



The gz-file pointer. It must be valid, and must point to a file successfully opened by gzopen.


The number of bytes to read.

Return Values

The data that have been read, or false on failure.


Version Description
7.4.0 This functions returns false on failure now; previously 0 was returned.

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Function gzread:

Zlib Compression Functions

Most used PHP functions