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  1.  
  2. var abc=new RegExp("e"); document.write(abc.test("Learning Javascript"));
Runtime error #stdin #stdout #stderr 0.17s 321920KB
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Standard input is empty
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Standard output is empty
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js: uncaught JavaScript runtime exception: ReferenceError: "document" is not defined.
https://ideone.com/Zvt8lC
language:
JavaScript (rhino 1.7.9)
created:
7 years ago
visibility:
public

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