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@stdlib/array

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{{alias}}( arrays, shapes, fcn ) Applies a quaternary callback to elements in four broadcasted input arrays and assigns results to elements in a two-dimensional nested output array. Parameters ---------- arrays: ArrayLikeObject Array-like object containing four input nested arrays and one output nested array. shapes: Array<Array<integer>> Array shapes. fcn: Function Quaternary callback. Examples -------- > function fcn( x, y, z, w ) { return x + y + z + w; }; > var x = [ 1.0, 2.0 ]; > var y = [ [ 3.0 ], [ 4.0 ] ]; > var z = [ [ 1.0 ] ]; > var w = [ 2.0 ]; > var out = [ [ 0.0, 0.0 ], [ 0.0, 0.0 ] ]; > var shapes = [ [ 2 ], [ 2, 1 ], [ 1, 1 ], [ 1 ], [ 2, 2 ] ]; > {{alias}}( [ x, y, z, w, out ], shapes, fcn ); > out [ [ 7.0, 8.0 ], [ 8.0, 9.0 ] ] See Also --------