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Release calc version 2.10.2t30
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help/insert
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help/insert
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NAME
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insert - insert one or more elements into a list at a given position
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SYNOPSIS
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insert(x, y, z_0, z_1, ...)
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TYPES
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x lvalue whose value is a list
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y int
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z_0, ... any
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return null value
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DESCRIPTION
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If after evaluation of z_0, z_1, ..., x is a list with contents
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(x_0, x_1, ..., x_y-1, x_y, ..., x_n-1), then after insert(),
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x has contents (x_0, x_1, ..., x_y-1, z_0, z_1, ..., x_y, ..., x_n-1),
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i.e. z_0, z_1, ... are inserted in order immediately before the
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element with index y (so that z_0 is now x[[y]]), or if y = n,
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after the last element x_n-1. An error occurs if y > n.
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EXAMPLE
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> A = list(2,3,4)
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> print A
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list (3 elements, 3 nonzero):
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[[0]] = 2
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[[1]] = 3
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[[2]] = 4
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> insert(A, 1, 5, 6)
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> print A
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list (5 elements, 5 nonzero):
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[[0]] = 1
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[[1]] = 5
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[[2]] = 6
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[[3]] = 3
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[[4]] = 4
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> insert(A, 2, remove(A))
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> print A
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list (5 elements, 5 nonzero):
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[[0]] = 1
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[[1]] = 5
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[[2]] = 4
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[[3]] = 6
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[[4]] = 3
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LIMITS
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insert() can have at most 100 arguments
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o <= y <= size(x)
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LIBRARY
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none
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SEE ALSO
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append, delete, islist, list, pop, push, remove, rsearch, search, size
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