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-rw-r--r--activesupport/lib/active_support/core_ext/object/blank.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/core_ext/object/blank.rb b/activesupport/lib/active_support/core_ext/object/blank.rb
index 8a5eb4bc93..f9ff4d9567 100644
--- a/activesupport/lib/active_support/core_ext/object/blank.rb
+++ b/activesupport/lib/active_support/core_ext/object/blank.rb
@@ -90,7 +90,7 @@ class String
# ' '.blank? # => true
# ' something here '.blank? # => false
def blank?
- self !~ /[^[:space:]]/
+ self =~ /\A[[:space:]]*\z/
end
end