Java Program to Resize Array to Double Its Size When Full | For Beginners

Опубликовано: 21 Март 2026
на канале: CodeWithBK
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Java Program to Resize Array to Double Its Size When Full | For Beginners

Welcome to CodeWithBK — your go-to hub for mastering Java programming.

In this video, learn how to resize an array to double its size in Java when it becomes full.
We will explain step by step how to handle dynamic arrays in Java, making it easy for beginners to understand and implement.

We’ll cover:
Understanding fixed-size arrays
Logic to double array size when full
Using loops to copy elements to a new array
Example programs with detailed explanation
Understanding how array references work in Java
Handling edge cases and common mistakes
Using an int array in this video to demonstrate the resizing

By the end of this video, you will be able to write your own Java program to resize arrays dynamically.

Perfect for:
B.Tech / BCA students
Java beginners
Coding interview prep
ICSE Class 10 Computer Applications students
ISC Computer Science Class 11 & Class 12 students
AP Computer Science students learning Java

Programming Language: Java
Level: Beginner-friendly

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Timestamps:
00:00 Introduction
00:38 Problem explanation
03:26 Pseudocode to resize an array in Java
04:45 Java code implementation to resize an array

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