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| Core Java - Interview Questions and Answers for '.equals' - 3 question(s) found - Order By Newest | |||||
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| Ans. true, due to String Pool, both will point to a same String object. | |||||
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 Discuss Correct / Improve  java code coding tricky questions interesting questions string string pool .equal ==  intermediate  frequent | |||||
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 Difference between == and .equals() ? | |||||
| why is "".equals(str); safer than str.equals("")? | |||||
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| Ans. x==y means that both references have same type and are pointing to same memory location and hence would always mean that they have same value. x.equals(y) is not required in this case. | |||||
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| Discuss Correct / Improve if statement control statements == and equals == .equals code optimization | |||||
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| Related Questions | |||||
| Difference between == and .equals() ? | |||||
| What is the difference between = and == in Java ? | |||||
| How is == operator different for objects and primitive types ? | |||||
| What will be the output of following code Integer x = 1; Integer y = 2; System.out.println(x == y); What if you change 1 to "1" and Integer to String? | |||||
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| Ans. if x==y turns out to be true x.equals(y) will be true too. If x.equals(y) could be true even if x==y is true or not. So the only possible outcomes are 1 || 1 = 1 0 || 1 = 1 0 || 0 = 0 i.e the outcome of x.equals(y) check for x==y is not required in this if statement. | |||||
| Help us improve. Please let us know the company, where you were asked this question : | |||||
| Discuss Correct / Improve if statement control statements == and equals == .equals code optimization | |||||
| Try 1 Question(s) Test | |||||
| Related Questions | |||||
| Difference between == and .equals() ? | |||||
| What is the difference between = and == in Java ? | |||||
| How is == operator different for objects and primitive types ? | |||||
| What will be the output of following code Integer x = 1; Integer y = 2; System.out.println(x == y); What if you change 1 to "1" and Integer to String? | |||||
