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Java 6 Illuminated: An Active Learning Approach, 2nd Edition
book

Java 6 Illuminated: An Active Learning Approach, 2nd Edition

by Julie Anderson, Herve J. Franceschi
February 2008
Intermediate to advanced content levelIntermediate to advanced
1288 pages
39h 39m
English
Jones & Bartlett Learning
Content preview from Java 6 Illuminated: An Active Learning Approach, 2nd Edition
The charAt method returns the character at a particular index in a String.
One of the uses of this method is for extracting just the first character of a
String, which might be advantageous when prompting the user for an
answer to a question. For example, we might ask users if they want to play
again. They can answer y,”“yes, or you bet!
Our only concern is whether the first character is a y, so we could use this
method to put the first character of their answer into a char variable.
Assuming the users answer was previously assigned to a String variable
named answerString, we would use the following statement to extract the
first character of
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Publisher Resources

ISBN: 9780763749637