单项选择题
11. String test = “Test A. Test B. Test C.”;
12. // insert code here
13. String[] result = test.split(regex);
Which regular expression inserted at line 12 will correctly split test into “Test A,” “Test B,” and “Test C”?()
A. String regex = “”;
B. String regex = “ “;
C. String regex = “.*“.
D. String regex = “\\s”
E. String regex = “\\.\\s*”;
F. String regex = “\\w[ \.] +“;
相关考题
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单项选择题
11. String test= “a1b2c3”; 12. String[] tokens = test.split(”\\d”); 13. for(String s: tokens) System.out.print(s +“ “); What is the result?()
A. a b c
B. 1 2 3
C. a1b2c3
D. a1 b2 c3
E. Compilation fails.
F. The code runs with no output.
G. An exception is thrown at runtime. -
单项选择题
11. String test = “This is a test”; 12. String[] tokens = test.split(”\s”); 13. System.out.println(tokens.length); What is the result?()
A. 0
B. 1
C. 4
D. Compilation fails.
E. An exception is thrown at runtime. -
单项选择题
16. Date d = new Date(0L); 17. String ds = “December 15, 2004”; 18. // insert code here What updates ds value with the date represented by ds?()
A. 18. d = df.parse(ds);
B. 18. d = df.getDate(ds);
C. 18. try { 19. d = df.parse(ds); 20. } catch(ParseException e) { };
D. 18. try { 19. d = df.getDate(ds); 20. } catch(ParseException e) { };
