Java string concat() method vs "+" operator

Java 8Object Oriented ProgrammingProgramming

The notable differences between concat() method and +operator are:

concat() method
+operator
You cannot concat a null value to a String using the concat() method.
You can concat null value using the ‘+’ operator.
Using the concat() method you can concat only two String variables.
Using the ‘+’ operator you can concat multiple values.
Using the concat() method you can concat only String type of arguments.
Using the ‘+’ operator you can concat any type of arguments.
raja
Published on 09-Feb-2018 10:36:35
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