delablexprnum(3)
deletes an operand in an expression.
SYNOPSYS
#include "abl101.h"
void delablexprnum( Expr, Number )
chain_list *Expr;
int Number;
PARAMETERS
- Expr
-
Expression where to delete an operand.
- second_param
-
Operand number.
DESCRIPTION
delablexprnum deletes the operand Number + 1 in Expr.
RETURN VALUE
delablexprnum returns nothing.
EXAMPLE
#include "abl101.h"
chain_list *ExprA;
chain_list *ExprB;
chain_list *ExprC;
chain_list *ExprAorBorC;
ExprA = createablatom( "a" );
ExprB = createablatom( "b" );
ExprC = createablatom( "c" );
ExprAorBorC = createablbinexpr( ABL_OR, ExprA, ExprB );
ExprAorBorC = createablbinexpr( ABL_OR, ExprAorBorC, ExprC );
...
delablexprnum( ExprAorBorC, 2 );
/* displays (a or b) */
viewablexpr( ExprAorBorC, ABL_VIEW_VHDL );