33 lines
947 B
Go
33 lines
947 B
Go
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// 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 "fmt"
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func main() {
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var (
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names []string // The names of your friends
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distances []int // The distances
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data []byte // A data buffer
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ratios []float64 // Currency exchange ratios
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alives []bool // Up/Down status of web servers
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)
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names = []string{}
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distances = []int{}
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data = []byte{}
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ratios = []float64{}
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alives = []bool{}
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fmt.Printf("names : %T %d %t\n", names, len(names), names == nil)
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fmt.Printf("distances: %T %d %t\n", distances, len(distances), distances == nil)
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fmt.Printf("data : %T %d %t\n", data, len(data), data == nil)
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fmt.Printf("ratios : %T %d %t\n", ratios, len(ratios), ratios == nil)
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fmt.Printf("alives : %T %d %t\n", alives, len(alives), alives == nil)
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}
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