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Sputnik
What is Sputnik? Sputnik is a JavaScript 3 conformance test suite. The purpose of the test suite is to determine how well a JavaScript implementation adheres to the ECMA-262 specification, 3rd edition. It contains over 5000 tests that touch all aspects of the JavaScript language. What is this site? This site allows you to run the sputnik tests and to compare the most popular browsers' test results
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