Short-circuit evaluation: Difference between revisions
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=={{header|Modula-2}}==
<lang modula2>MODULE ShortCircuit;
FROM FormatString IMPORT FormatString;
FROM Terminal IMPORT WriteString,WriteLn,ReadChar;
PROCEDURE a(v : BOOLEAN) : BOOLEAN;
VAR buf : ARRAY[0..63] OF CHAR;
BEGIN
FormatString(" # Called function a(%b)\n", buf, v);
WriteString(buf);
RETURN v
END a;
PROCEDURE b(v : BOOLEAN) : BOOLEAN;
VAR buf : ARRAY[0..63] OF CHAR;
BEGIN
FormatString(" # Called function b(%b)\n", buf, v);
WriteString(buf);
RETURN v
END b;
PROCEDURE Print(x,y : BOOLEAN);
VAR buf : ARRAY[0..63] OF CHAR;
VAR temp : BOOLEAN;
BEGIN
FormatString("a(%b) AND b(%b)\n", buf, x, y);
WriteString(buf);
temp := a(x) AND b(y);
FormatString("a(%b) OR b(%b)\n", buf, x, y);
WriteString(buf);
temp := a(x) OR b(y);
WriteLn;
END Print;
BEGIN
Print(FALSE,FALSE);
Print(FALSE,TRUE);
Print(TRUE,TRUE);
Print(TRUE,FALSE);
ReadChar
END ShortCircuit.</lang>
=={{header|MUMPS}}==
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