pointer

package

v2.2.2 Latest Latest Go to latest Published: Jun 20, 2023 License: MIT Imports: 1 Imported by: 9

Details

Package pointer contains some util functions to operate go pointer.

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func ExtractPointer(value any) any

ExtractPointer returns the underlying value by the given interface type Play: todo

Example ¶

a := 1
b := &a
c := &b
d := &c

result := ExtractPointer(d)

fmt.Println(result)

Output:

1

func Of[T any](v T) *T

Of returns a pointer to the value `v`. Play: todo

Example ¶

result1 := Of(123)
result2 := Of("abc")

fmt.Println(*result1)
fmt.Println(*result2)

Output:

123
abc

func Unwrap[T any](p *T) T

Unwrap returns the value from the pointer. Play: todo

Example ¶

a := 123
b := "abc"

result1 := Unwrap(&a)
result2 := Unwrap(&b)

fmt.Println(result1)
fmt.Println(result2)

Output:

123
abc

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