Boolean values: Difference between revisions
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The template package however, uses a different rule for <tt>if</tt> actions. There, it is testing if a "pipeline" is "empty" where the empty values are false, 0, any nil pointer or interface value, and any array, slice, map, or string of length zero. |
The template package however, uses a different rule for <tt>if</tt> actions. There, it is testing if a "pipeline" is "empty" where the empty values are false, 0, any nil pointer or interface value, and any array, slice, map, or string of length zero. |
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<lang go> |
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package main |
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import ( |
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"fmt" |
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"reflect" |
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"strconv" |
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) |
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func main() { |
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var n bool = true |
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fmt.Println(n) // prt true |
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fmt.Printf("%T\n", n) // prt bool |
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n = !n |
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fmt.Println(n) // prt false |
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x := 5 |
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y := 8 |
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fmt.Println("x == y:", x == y) // prt x == y: false |
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fmt.Println("x < y:", x < y) // prt x < y: true |
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fmt.Println("\nConvert String into Boolean Data type\n") |
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str1 := "japan" |
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fmt.Println("Before :", reflect.TypeOf(str1)) // prt Before : string |
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bolStr, _ := strconv.ParseBool(str1) |
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fmt.Println("After :", reflect.TypeOf(bolStr)) // prt After : bool |
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} |
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</lang> |
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=={{header|Groovy}}== |
=={{header|Groovy}}== |
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