Zlib.crc32

From GiderosMobile

Available since: Gideros 2015.04.18
Class: zlib

Description

Without any parameters, returns the initial crc32 value.

(string) = zlib.crc32(crc32,buffer)

Call to update the crc32 value, crc is the current value, buffer is passed to crc32 zlib function and the updated value is returned.

Parameters

crc32: (number) crc32 value optional
buffer: (string) buffer to modify value optional

Return values

Returns (string) without parameters returns initial value