Zlib.crc32

Available since: Gideros 2015.04.18

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)

crc32: (number) crc32 value optional
buffer: (string) buffer to modify value optional
Returns (string) without parameters returns initial value