38 lines
824 B
Go
38 lines
824 B
Go
// Copyright © 2018 Inanc Gumus
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// Learn Go Programming Course
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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//
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// For more tutorials : https://learngoprogramming.com
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// In-person training : https://www.linkedin.com/in/inancgumus/
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// Follow me on twitter: https://twitter.com/inancgumus
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package main
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import "fmt"
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func main() {
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var (
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nums []int
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oldCap float64
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)
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// loop 10 million times
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for len(nums) < 1e7 {
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// get the capacity
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c := float64(cap(nums))
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// only print when the capacity changes
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if c == 0 || c != oldCap {
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// print also the growth ratio: c/oldCap
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fmt.Printf("len:%-15d cap:%-15g growth:%-15.2f\n",
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len(nums), c, c/oldCap)
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}
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// keep track of the previous capacity
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oldCap = c
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// append an arbitrary element to the slice
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nums = append(nums, 1)
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}
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}
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