A REAL(16) constant has more than four times the accuracy of a REAL(4) number, and a greater range.
A REAL(16) constant occupies 16 bytes of memory. The number of digits that precede the exponent is unlimited, but typically only the leftmost 33 digits are significant.
The following examples demonstrate valid and invalid REAL(16) constants:
Valid | |
123456789Q4000 | |
-1.23Q-400 | |
+2.72Q0 | |
1.88_16 | |
Invalid | Explanation |
1.Q5000 |
Too large. |
1.Q-5000 |
Too small. |
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