Node:Reader Extensions, Previous:Keyword Syntax, Up:Scheme Syntax

28.1.6 Reader Extensions

read-hash-extend chr proc Scheme Procedure
scm_read_hash_extend (chr, proc) C Function
Install the procedure proc for reading expressions starting with the character sequence # and chr. proc will be called with two arguments: the character chr and the port to read further data from. The object returned will be the return value of read.