A Reference Tables
| Variable Type | Space Needed for Read/Write Memory | Space Needed for DATA files |
|---|---|---|
| Simple: | ||
| Real | 16 bytes | 8 bytes |
| Short | 16 bytes | 4 bytes |
| Integer | 8 bytes | 4 bytes |
| Double integer | 8 bytes | 6 bytes |
| String | 12 bytes + 1 byte per char.1 | 4 bytes +1 byte per char + 4 bytes per defined record.1 |
| Array: | ||
| Real | 8 bytes + 8 bytes/element2 | 8 bytes x no. of elements |
| Short | 8 bytes + 8 bytes/element2 | 4 bytes x no. of elements |
| Integer | 8 bytes + 4 bytes/element2 | 4 bytes x no. of elements |
| Double integer | 8 bytes + 4 bytes/element2 | 6 bytes x no. of elements |
| String | 12 bytes + 4 bytes/element2 + 1 byte per char.1 | 4 bytes per element + total needed for each string (see above)1 |
1 Rounded up, if needed, to a 4 byte boundary.
2 Plus 8 bytes per dimension.