diff options
| author | Kevin Burke <kevin@burke.dev> | 2023-01-28 19:56:34 -0800 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2023-01-31 16:01:01 +0000 |
| commit | e1f9499ecfff24fac827749719e5e53c0e5acaeb (patch) | |
| tree | 121294226b866ebab538bad8b73557f1f49e499f /src/strconv | |
| parent | f298b90bc56540e4313b7b7d3ecf08b1390b644f (diff) | |
| download | go-e1f9499ecfff24fac827749719e5e53c0e5acaeb.tar.xz | |
strconv: show what fmt package uses for float printing
The strconv docs are not very helpful for people who just want to pick
a reasonable default, for example the one used by the fmt package to
show floats.
Add an example illustrating what the fmt package uses.
Change-Id: Iefefa70dfd4d4bfa9962a20654ee23662818ef38
Reviewed-on: https://go-review.googlesource.com/c/go/+/463980
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Diffstat (limited to 'src/strconv')
| -rw-r--r-- | src/strconv/example_test.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/strconv/example_test.go b/src/strconv/example_test.go index 3b4cedbfd8..b02392de6a 100644 --- a/src/strconv/example_test.go +++ b/src/strconv/example_test.go @@ -134,9 +134,14 @@ func ExampleFormatFloat() { s64 := strconv.FormatFloat(v, 'E', -1, 64) fmt.Printf("%T, %v\n", s64, s64) + // fmt.Println uses these arguments to print floats + fmt64 := strconv.FormatFloat(v, 'g', -1, 64) + fmt.Printf("%T, %v\n", fmt64, fmt64) + // Output: // string, 3.1415927E+00 // string, 3.1415926535E+00 + // string, 3.1415926535 } func ExampleFormatInt() { |