Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
11th Edition
ISBN: 9780134670942
Author: Y. Daniel Liang
Publisher: PEARSON
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Textbook Question
Chapter 4.4, Problem 4.4.1CP
Suppose s1, s2, and s3 are three strings, given as follows:
String s1 = "Welcome to Java";
String s2 = "
String s3 = "Welcome to Java";
What are the results of the following expressions?
(a) s 1 == s2
(b) s2 == s3
(c) s1 .equals(s2)
(d) s2.equals(s3)
(e) s1 .compareTo(s2)
(f) s2.compareTo(s3)
(g) s2. compareTo(s2)
(h) s1. charAt (0)
(i) s1. indexOf (' j ')
(j) s1.indexOf("to")
(k) s1. last IndexOf ('a')
(1) s1 .1 astlndexOf ("o" , 15)
(m) s1.1ength()
(n) s1 .substring(5)
(o) s1 .substring(5, 11)
(p) s1.startsWith("Wel")
(q) s1.endsWith("Java")
(r) s1 .toLowerCase()
(s) s1 .toUpperCase()
(t) s1 .concat (s2)
(u) s1.contain(s2)
(v) "\t Wel \t".trim()
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Chapter 4 Solutions
Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
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