mputstr writes a character string in a file mputstr(str [, fd]); fd a scalar: a file descriptor returned by the function mopen. -1 stands for last opened file. Default value is -1. str a character string. The mputstr function allows to write a character string str in a binary file. mclose meof mfprintf fprintfMat mfscanf fscanfMat mget mgetstr mopen mprintf mput mseek mtell mdelete