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[ \.] +“;
A: String regex = “”;
B: String regex = “ “;
C: String regex = “.*“.
D: String regex = “\\s”
E: String regex = “\\.\\s*”;
F: String regex = “\\w[ \.] +“;
举一反三
- 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[ \.] +“;
- 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.
- 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.
- Given: 11. String test = "This is a test"; 12. String[] tokens = test.split("\s"); 13. System.out.println(tokens.length); What is the result?() A: An exception is thrown at runtime. B: 1 C: 4 D: Compilation fails. E: 0
- Given: 11. String test = "This is a test"; 12. String[] tokens = test.split("\s"); 13. System.out.println(tokens.length); What is the result?() A: An exception is thrown at runtime. B: 1 C: 4 D: Compilation fails. E: 0