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builtin: improve docs for make slice
Fixes #22764 Change-Id: I339d3bbb08983e0d69d69a1d00c4d15d0661762a Reviewed-on: https://go-review.googlesource.com/78335 Reviewed-by: Rob Pike <r@golang.org>
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@ -171,8 +171,9 @@ func cap(v Type) int
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// Slice: The size specifies the length. The capacity of the slice is
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// Slice: The size specifies the length. The capacity of the slice is
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// equal to its length. A second integer argument may be provided to
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// equal to its length. A second integer argument may be provided to
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// specify a different capacity; it must be no smaller than the
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// specify a different capacity; it must be no smaller than the
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// length, so make([]int, 0, 10) allocates a slice of length 0 and
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// length. For example, make([]int, 0, 10) allocates an underlying array
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// capacity 10.
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// of size 10 and returns a slice of length 0 and capacity 10 that is
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// backed by this underlying array.
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// Map: An empty map is allocated with enough space to hold the
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// Map: An empty map is allocated with enough space to hold the
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// specified number of elements. The size may be omitted, in which case
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// specified number of elements. The size may be omitted, in which case
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// a small starting size is allocated.
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// a small starting size is allocated.
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