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IDL

Array Manipulation

Array Manipulation

ARRAY_EQUAL: Test for data equality for two arrays or an array and a scalar.

ARRAY_INDICES: Converts one-dimensional array subscripts into multi-dimensional subscripts.

BLAS_AXPY: Updates an existing array by adding a multiple of another array.

INVERT: Computes the inverse of a square array.

MAX: Returns the largest value (and optionally its position) of an array.

MEDIAN: Returns the median value of an array or applies a median filter.

MIN: Returns the smallest value (and optionally its position) of an array.

REFORM: Changes array dimensions without changing the total number of elements.

REPLICATE_INPLACE: Updates an array by replacing all or selected parts of it with a specified value.

REVERSE: Reverses the order of one dimension of an array.

ROT: Rotates an image by any amount.

ROTATE: Rotates and/or transposes an array in multiples of 90 degrees.

SHIFT: Shifts elements of vectors or arrays by a specified number of elements.

SIZE: Returns array size and type information.

SORT: Returns an array of indices that sort the array elements in ascending order.

TOTAL: Sums of the elements of an array.

TRANSPOSE: Transposes an array.

UNIQ: Returns subscripts of the unique elements in an array.

WHERE: Returns subscripts of nonzero array elements.

XVAREDIT: Provides widget-based editor for IDL variables.



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