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From: Jan Burse <janburse@fastmail.fm>
Newsgroups: comp.lang.java.programmer
Subject: Re: StringBuilder
Date: Sun, 18 Sep 2011 09:59:45 +0200
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Jan Burse schrieb:
> for example (not exactly measurig toString()):
>
>    +=: 546 ms
>    StringBuilder, default initial capacity: 30ms
>    StringBuilder, exact initial capacity: 10ms
>
> http://christian.bloggingon.net/archive/2008/09/06/performance-vorteile-bei-der-verwendung-von-stringbuilder.aspx
>

Oops it measures somehow toString(). Since multiple
toStrings() are involved in the += test case.