52 lines
1.1 KiB
Go
52 lines
1.1 KiB
Go
// For more tutorials: https://blog.learngoprogramming.com
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//
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// 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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package main
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import (
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"fmt"
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"strings"
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)
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func main() {
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// this will split the following string by spaces
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// and then it will put it inside words variable
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// as a slice of strings
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words := strings.Fields(
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"lazy cat jumps again and again and again",
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)
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// 1 2 3 4 5 6 7 8
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// --------------------------------
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// #1st way:
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// --------------------------------
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// for j := 0; j < len(words); j++ {
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// fmt.Printf("#%-2d: %q\n", j+1, words[j])
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// }
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// --------------------------------
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// #2nd way (best):
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// --------------------------------
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for i, v := range words {
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fmt.Printf("#%-2d: %q\n", i+1, v)
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}
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// --------------------------------
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// #3rd way (reuse mechanism):
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// --------------------------------
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// var (
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// i int
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// v string
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// )
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// for i, v = range words {
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// fmt.Printf("#%-2d: %q\n", i+1, v)
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// }
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// fmt.Printf("Last value of i and v %d %q\n", i, v)
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}
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