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-rw-r--r--mrbgems/mruby-string-ext/mrblib/string.rb1
1 files changed, 0 insertions, 1 deletions
diff --git a/mrbgems/mruby-string-ext/mrblib/string.rb b/mrbgems/mruby-string-ext/mrblib/string.rb
index e57d75355..2e076f485 100644
--- a/mrbgems/mruby-string-ext/mrblib/string.rb
+++ b/mrbgems/mruby-string-ext/mrblib/string.rb
@@ -422,7 +422,6 @@ class String
# both edges are all digits
bi = self.to_i(10)
ei = max.to_i(10)
- len = self.length
if (bi > 0 or bi == "0"*len) and (ei > 0 or ei == "0"*maxlen)
while bi <= ei
break if exclusive and bi == ei