1ISABLOPERINEXPR(3) ABL FUNCTIONS ISABLOPERINEXPR(3)
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6 isabloperinexpr - tests if an operator appears in an expression.
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9 #include "abl101.h"
10 int isabloperinexpr( Expr, Oper )
11 chain_list ∗Expr;
12 long Oper;
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15 Expr Expression where to search.
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17 Oper Operator to search.
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20 isabloperinexpr tests if Oper appears in Expr.
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23 isabloperinexpr returns 1 if Oper appears in Expr and 0 otherwise.
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26 #include "abl101.h"
27 chain_list ∗Expr;
28 Expr = createablbinexpr( ABL_AND,
29 createablatom( "a" ),
30 createablatom( "b" ) );
31 /* displays 1 */
32 printf( "%d", isabloperinexpr( Expr, ABL_AND ) );
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35 abl(1)
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42ASIM/LIP6 October 1, 1997 ISABLOPERINEXPR(3)