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// :collection Essential Go | |
package main | |
import ( | |
"fmt" | |
"math" | |
) | |
// :show start | |
func sqrt(n float64) (float64, error) { |
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// :collection Essential Go | |
package main | |
import ( | |
"fmt" | |
"sync" | |
"time" | |
) | |
// :show start |
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// :collection Essential Go | |
package main | |
import ( | |
"fmt" | |
"math/rand" | |
) | |
// :show start |
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// :collection Essential Go | |
package main | |
import ( | |
"fmt" | |
"strconv" | |
) | |
// :show start | |
// Stringer is an interface with a single method |
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// :collection Essential Go | |
package main | |
import "fmt" | |
// :show start | |
type Person struct { | |
FirstName string | |
LastName string | |
} |
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// :collection Essential Go | |
package main | |
import "fmt" | |
func main() { | |
// :show start | |
a := [2]int{4, 5} // array of 2 ints | |
// access element of array |
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// :collection Essential Go | |
package main | |
import ( | |
"bytes" | |
"fmt" | |
"io" | |
) | |
// :show start |
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// :collection Essential Go | |
package main | |
import ( | |
"encoding/xml" | |
"fmt" | |
"log" | |
) | |
// :show start |
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// :collection Essential Go | |
package main | |
import ( | |
"encoding/xml" | |
"fmt" | |
"log" | |
) | |
// :show start |
View main.go
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// :collection Essential Go | |
package main | |
import "fmt" | |
func main() { | |
// :show start | |
m := make(map[string]int) | |
// set the value |