How SubString works in Java

Submitted By: javabuddy
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Description

One of Popular Java Interview questions is How Substring works in Java.Subtring method is defined in String class in java.lang package and used to create small strings from a big string. how Substring method works
internally is a tricky part and can lead to some subtle programming bug and memory leak if not understood correctly. This article explains how
Substring method works and where Substring is beneficial and where its not.

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