PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8
bzdecompress - Decompresses bzip2 encoded data
Code Examples

bzdecompress( string$data, [bool$use_less_memory = false] ): string|int|false

bzdecompress decompresses the given string containing bzip2 encoded data.



The string to decompress.


If true, an alternative decompression algorithm will be used which uses less memory (the maximum memory requirement drops to around 2300K) but works at roughly half the speed.

See the bzip2 documentation for more information about this feature.

Return Values

The decompressed string, or false or an error number if an error occurred.


Version Description
8.0.0 The type of use_less_memory has been changed from int to bool. Previously, the default value was 0.

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Function bzdecompress:

Bzip2 Functions

Most used PHP functions