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regexp: document that backslashes are the escape character.

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Fixes #1013.

R=rsc, gri
CC=golang-dev
https://golang.org/cl/1938041
This commit is contained in:
Rob Pike 2010-08-09 15:11:02 -07:00
parent d5cfb3b3d5
commit 46db2e3c25
1 changed files with 7 additions and 1 deletions
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8
src/pkg/regexp/regexp.go
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@ -16,8 +16,14 @@
// '$'
// '.'
// character
// '[' [ '^' ] character-ranges ']'
// '[' [ '^' ] { character-range } ']'
// '(' regexp ')'
// character-range:
// character '-' character
//
// All characters are UTF-8-encoded code points.
// Backslashes escape special characters, including inside
// character classes.
//
package regexp