Test classes to assess the performance difference between StringBuilders vs using the plus operator
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ecj
ibm5
ibm6
ibm7
java5
java6
java7
ACat.java
CatPlus.java
CatSB.java
CatSB2.java
CatTest.java
README.md
bench.sh
catmulti.png
catplus.png
catsb.png
catsb2.png
plot.gp

README.md

Java StringBuilder myth debunked

Are StringBuilders that better than the normal plus operator to handle String concatenation? Here's an attempt to provide an answer.