【Javaでわかる】StringBufferの文字列操作と出力の追跡【基本情報技術者試験・科目B対策】 3 東北イタコ（Tohoku I-ST） 2025年6月3日 21:05 ...

As we know in Java String is immutable means we cannot reassign a new value to the same string object. That's why in Java to provide mutability we use either StringBuffer or StringBuilder.

1)String value are stored in dynamic memory (managed heap) and variables of type string keep a reference to an object in heap. 2)The character sequence stored in string variable of class are immutable ...

// Write a java program that uses any 5 methods of "StringBuffer" class.

The characters in a string have indices that run from 0 to string.length() - 1. The method charAt() returns the character at a specified index. The boolean operator ( == ) returns true only if the two ...