Keywords

Formal Definition

Keywords are reserved identifiers, which are used to define language constructs.

List of keywords

always and assign begin buf bufif0 bufif1 case casex casez cmos deassign default defparam disable edge else end endcase endfunction endmodule endprimitive endspecify endtable endtask event for force forever fork function highz0 highz1

if initial inout input integer join large macromodule medium module nand negedge nmos nor not notif0 notif1 or output pmos posedge primitive pull0 pull1 pulldown pullup rcmos reg release repeat rnmos rpmos rtran

rtranif0 rtranif1 scalared small specify specparam strong0 strong1 supply0 supply1 table task time tran tranif0 tranif1 tri tri0 tri1 triand trior vectored wait wand weak0 weak1 while wire wor xnor xor

Description

The keywords are reserved identifiers, which contain only lowercase letters. The user cannot redefine any of them.