toUpperCase()
Definition
The toUpperCase() method is a built-in function in Java that converts all the characters in a string to uppercase letters.
Analogy
Think of the toUpperCase() method as a magical spell that transforms lowercase letters into uppercase ones, just like how waving a wand can turn a frog into a prince.
Related terms
toLowerCase(): This is another built-in function in Java that converts all the characters in a string to lowercase letters.
charAt(): This method returns the character at a specified index position within a string.
length(): The length() method returns the number of characters in a string.
"toUpperCase()" appears in:
Are you a college student?
Study guides for the entire semester
200k practice questions
Glossary of 50k key terms - memorize important vocab
Resources
© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.