====== Function WRITE-CHAR ====== ====Syntax==== * **write-char** //character ''&optional'' //output-stream// → //character// ====Arguments and Values==== * //character// - a //[[CL:Glossary:character]]//. * //output-stream// -- an //[[CL:Glossary:output]]// //[[CL:Glossary:stream designator]]//. The default is //[[CL:Glossary:standard output]]//. ====Description==== **write-char** outputs //character// to //output-stream//. ====Examples==== <blockquote> (write-char #\a) <o>a </o> <r>#\a </r> (with-output-to-string (s) (write-char #\a s) (write-char #\Space s) (write-char #\b s)) <r>"a b"</r> </blockquote> ====Side Effects==== The //output-stream// is modified. ====Affected By==== **[[CL:Variables:star-standard-output-star|*standard-output*]]**, **[[CL:Variables:star-terminal-io-star|*terminal-io*]]**. ====Exceptional Situations==== None. ====See Also==== * **[[CL:Functions:read-char|Function READ-CHAR]]** * **[[CL:Functions:write-byte|Function WRITE-BYTE]]** * **[[CL:Functions:write-sequence|Function WRITE-SEQUENCE]]** ====Notes==== None. \issue{READ-AND-WRITE-BYTES:NEW-FUNCTIONS}