\begin{funcdesc}{crc32}{string\optional{, value}}
Computes a CRC (Cyclic Redundancy Check)%
\index{Cyclic Redundancy Check}
+ \index{checksum!Cyclic Redundancy Check}
checksum of \var{string}. If
\var{value} is present, it is used as the starting value of the
checksum; otherwise, a fixed default value is used. This allows
\begin{funcdesc}{crc32}{string\optional{, value}}
Computes a CRC (Cyclic Redundancy Check)%
\index{Cyclic Redundancy Check}
+ \index{checksum!Cyclic Redundancy Check}
checksum of \var{string}. If
\var{value} is present, it is used as the starting value of the
checksum; otherwise, a fixed default value is used. This allows