From bb7ef03077fb91169b5505e3500093b848aece0f Mon Sep 17 00:00:00 2001 From: Raffaello Giulietti Date: Thu, 13 Jun 2024 20:55:48 +0000 Subject: [PATCH] 8333599: Improve description of \b matcher in j.u.r.Pattern Reviewed-by: smarks, alanb --- src/java.base/share/classes/java/util/regex/Pattern.java | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/src/java.base/share/classes/java/util/regex/Pattern.java b/src/java.base/share/classes/java/util/regex/Pattern.java index 62ef125fdee..0e87bebdcbf 100644 --- a/src/java.base/share/classes/java/util/regex/Pattern.java +++ b/src/java.base/share/classes/java/util/regex/Pattern.java @@ -160,7 +160,7 @@ import jdk.internal.util.regex.Grapheme; * Any character (may or may not match line terminators) * {@code \d} * A digit: {@code [0-9]} if - * * UNICODE_CHARACTER_CLASS is not set. See Unicode Support. + * UNICODE_CHARACTER_CLASS is not set. See Unicode Support. * {@code \D} * A non-digit: {@code [^0-9]} * {@code \h} @@ -251,8 +251,9 @@ import jdk.internal.util.regex.Grapheme; * {@code $} * The end of a line * {@code \b} - * A word boundary: {@code (?:(?<=\w)(?=\W)|(?<=\W)(?=\w))} (the location - * where a non-word character abuts a word character) + * A word boundary: + * at the beginning or at the end of a line if a word character ({@code \w}) appears there; + * or between a word ({@code \w}) and a non-word character ({@code \W}), in either order. * {@code \b{g}} * A Unicode extended grapheme cluster boundary * {@code \B}