long pblIsamUpdateData

( pblIsamFile_t* isamfile, void* data,
  size_t datalen )

update the data of the current record

Documentation

update the data of the current record

parameter datalen specifies how many bytes to write

the file must be open for update

Parameters:

isamfile - ISAM file to update
data - data to write
datalen - length of that data

Returns:

long rc >= 0: call went OK, the value returned is the length of the data copied
long rc < 0: some error occurred, see pbl_errno

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