ICSE Class 10 Computer Applications | 9. String Handling by Pavan | Learn Smarter
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Knowledge
9. String Handling

Strings are sequences of characters that serve as a primary datatype in programming, particularly in Java. They enable the storage and manipulation of textual data, with a variety of operations such as length calculation, character access, and concatenation. Understanding string handling is essential for effective user input processing, message display, and data representation in applications.

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Sections

  • 9

    String Handling

    String handling in Java covers the basic use, operations, immutability, and significance of strings as data types.

    Learning Practice

  • 9.1

    What Is A String?

    A string is a sequence of characters used to represent textual data in programming.

    Learning Practice

  • 9.2

    Declaring And Initializing Strings

    In Java, strings are defined as objects of the String class that can be declared and initialized using various methods.

    Learning Practice

  • 9.3

    Common String Operations

    This section introduces the essential string operations in Java, highlighting methods that manipulate strings, such as length calculation, substring extraction, and case transformation.

    Learning Practice

  • 9.4

    Immutability Of Strings

    Strings in Java are immutable, which means their values cannot be changed after creation.

    Learning Practice

  • 9.5

    Example: String Operations

    This section provides practical examples of string operations in Java, illustrating common methods to manipulate and analyze strings.

    Learning Practice

  • 9.6

    String Concatenation

    String concatenation allows for the joining of two or more strings using the '+' operator or the concat() method.

    Learning Practice

  • 9.7

    Importance Of String Handling

    String handling is crucial for applications that process user input and data representation.

    Learning Practice

References

co9.pdf

Class Notes

Memorization

What we have learnt

  • A string is a sequence of c...
  • Strings in Java are immutab...
  • String operations include l...

Final Test

Revision Tests