Zlib.crc32
From GiderosMobile
Available since: Gideros 2015.04.18
Class: zlib
Description
Without any parameters, returns the inicial crc32 value. Call to update the crc32 value, crc is the current value, buffer is passed to crc32 zlib function and the updated value is returned.
(string) = zlib.crc32(crc32,buffer)
Parameters
crc32: (number) crc32 value optional
buffer: (string) buffer to modify value optional
Return values
Returns (string) without parameters returns initial value