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davem's perldelta entries for 5.25.9 so far
authorDavid Mitchell <davem@iabyn.com>
Tue, 17 Jan 2017 11:55:58 +0000 (11:55 +0000)
committerDavid Mitchell <davem@iabyn.com>
Tue, 17 Jan 2017 11:55:58 +0000 (11:55 +0000)
pod/perldelta.pod

index fd072d7..e6c4060 100644 (file)
@@ -104,7 +104,12 @@ There may well be none in a stable release.
 
 =item *
 
-XXX
+A hash in boolean context is now sometimes faster, e.g.
+
+    if (!%h) { ... }
+
+This was already special-cased, but some cases were missed, and even the
+ones which weren't have been improved.
 
 =back