fmt: update docs for %03s

%03s zero-pads a string with spaces; always has and now always will.

Fixes #56486.

Change-Id: Ia336581ae7db1c3456699e69e14a3071f50c9f2a
Reviewed-on: https://go-review.googlesource.com/c/go/+/559197
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

diff --git a/src/fmt/doc.go b/src/fmt/doc.go
index 1cda484d8ab274b0738763364854b0d9a0009a6a..ea2da97da6299780da265cc0af2631f1595e9390 100644 (file)
--- a/src/fmt/doc.go
+++ b/src/fmt/doc.go
@@ -140,12 +140,11 @@ Other flags:
                returns true;
                always print a decimal point for %e, %E, %f, %F, %g and %G;
                do not remove trailing zeros for %g and %G;
-               write e.g. U+0078 'x' if the character is printable for %U (%#U).
+               write e.g. U+0078 'x' if the character is printable for %U (%#U)
        ' '     (space) leave a space for elided sign in numbers (% d);
                put spaces between bytes printing strings or slices in hex (% x, % X)
        '0'     pad with leading zeros rather than spaces;
-               for numbers, this moves the padding after the sign;
-               ignored for strings, byte slices and byte arrays
+               for numbers, this moves the padding after the sign
 
 Flags are ignored by verbs that do not expect them.
 For example there is no alternate decimal format, so %#d and %d