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Java Programming

Strings

Java Programming
Java Basics
Strings

String recap: characters and index positions
Search in a String: indexOf, contains, startsWith
Cut out part of a String with substring()
Change case, trim and replace (Strings never change)
Compare Strings: equals() and compareTo()
Loop through the characters of a String
Split, join and turn text into numbers
Build and change text with StringBuilder
Common mistakes and practice

Change case, trim and replace (Strings never change)

20 min · Beginner

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