4.2) if...then...else Statement (cont'd)
The logical operators in IDL look the same as the Fortran ones, but without the dots.
Purpose | IDL | Fortran |
Relational Operators | ||
Equal To | eq | .eq. |
Not Equal To | ne | .ne. |
Less Than Or Equal To | le | .le. |
Less Than | lt | .lt. |
Greater Than Or Equal To | ge | .ge. |
Greater Than | gt | .gt. |
Boolean Opearators | ||
And | and | .and. |
Not | not | .not. |
Or | or | .or. |
Exclusive Or | xor |