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Diffstat (limited to 'src/fmt/stringer_example_test.go')
-rw-r--r-- | src/fmt/stringer_example_test.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/fmt/stringer_example_test.go b/src/fmt/stringer_example_test.go new file mode 100644 index 0000000..c77e788 --- /dev/null +++ b/src/fmt/stringer_example_test.go @@ -0,0 +1,29 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package fmt_test + +import ( + "fmt" +) + +// Animal has a Name and an Age to represent an animal. +type Animal struct { + Name string + Age uint +} + +// String makes Animal satisfy the Stringer interface. +func (a Animal) String() string { + return fmt.Sprintf("%v (%d)", a.Name, a.Age) +} + +func ExampleStringer() { + a := Animal{ + Name: "Gopher", + Age: 2, + } + fmt.Println(a) + // Output: Gopher (2) +} |