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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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4
Task/Detect-division-by-zero/ECL/detect-division-by-zero-1.ecl Normal file
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DBZ(REAL8 Dividend,INTEGER8 Divisor) := Quotient/Divisor;
#option ('divideByZero', 'zero');
DBZ(10,0); //returns 0.0

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Task/Detect-division-by-zero/ECL/detect-division-by-zero-2.ecl Normal file
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DBZ(REAL8 Dividend,INTEGER8 Divisor) := Quotient/Divisor;
#option ('divideByZero', 'fail');
DBZ(10,0); //returns error message "Error: System error: -1: Division by zero (0, 0), -1,"

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Task/Detect-division-by-zero/ECL/detect-division-by-zero-3.ecl Normal file
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DBZ(REAL8 Dividend,INTEGER8 Divisor) := Quotient/Divisor;
#option ('divideByZero', 'nan');
DBZ(10,0); //returns 'nan'
/* NOTE: This is only currently supported for real numbers. Division by zero creates a quiet NaN,
which will propogate through any real expressions it is used in.
You can use NOT ISVALID(x) to test if the value is a NaN.
Integer and decimal division by zero continue to return 0.
*/