Assigning Values to an Array: Difference between revisions
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In ISO Fortran 90 or later, use array section syntax to assign sections of an array: |
In ISO Fortran 90 or later, use array section syntax to assign sections of an array: |
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b(1:4) = i4(1,:) ! gets row 1 of i4 into first 4 elements of b |
b(1:4) = i4(1,:) ! gets row 1 of i4 into first 4 elements of b |
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a( |
a(1:7:2) = i4(:,3) ! gets column 3 of i4 into first 4 odd-numbered elements of a (stride of 2) |
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i4(2:4,2:4) = i4(1:3,1:3) ! gets 3x3 subarray of i4 starting at row 1, column 1 |
i4(2:4,2:4) = i4(1:3,1:3) ! gets 3x3 subarray of i4 starting at row 1, column 1 |
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! into 3x3 subarray of i4 starting at row 2, column 2 |
! into 3x3 subarray of i4 starting at row 2, column 2 |
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