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performancetests.Constructors (5 iterations, 5,000,000 loops through each)
Player version: MAC 10,0,32,18 (debug)
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method...................................................ttl ms...avg ms
instanceAsObjectConstructor 9516 1903.20
instanceBracketConstructor 6941 1388.20
objectDotConstructor 9916 1983.20
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我曾经
Grant Skinner's AS3 Performance test harness
得到了这些结果。