Snippet

Common String Methods

Strings in Java are objects that come with built-in methods to perform operations like checking length, changing case, or searching for text.

snippet.java

java

String greeting = "Hello World";
int size = greeting.length();
String upper = greeting.toUpperCase();
boolean contains = greeting.contains("Hello");

Breakdown

int size = greeting.length();

Returns the number of characters in the string.

String upper = greeting.toUpperCase();

Creates a new string where all characters are converted to uppercase.

greeting.contains("Hello");

Checks if the string contains the specified sequence of characters.