1 files changed, 16 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/benchmark.rb b/activesupport/lib/active_support/core_ext/benchmark.rb
new file mode 100644
index 0000000000..641b58c8b8
--- /dev/null
+++ b/activesupport/lib/active_support/core_ext/benchmark.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require "benchmark"
+
+class << Benchmark
+  # Benchmark realtime in milliseconds.
+  #
+  #   Benchmark.realtime { User.all }
+  #   # => 8.0e-05
+  #
+  #   Benchmark.ms { User.all }
+  #   # => 0.074
+  def ms
+    1000 * realtime { yield }
+  end
+end