I have a string
String str = "start-IDK-2012-2020-end"
I would like to extract "IDK-2012-2020" this alone.
start- is common for the string
-I only want IDk and the year.
other example:
String str = "start-IDK-2012-2010-java-substring-sample"
expected: IDK-2012-2010
I tried split it dint work
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