Tuesday, February 3, 2026

java string value + int is a string or not?

When a Java String value is concatenated with an int value using the + operator, the result is a String.
This behavior is due to Java's rules for the + operator:
  1. If either operand is a String, the other operand is automatically converted to its string representation (e.g., the integer 10 becomes "10").
  2. The operator then performs string concatenation.

Example:

 String value = "The answer is: ";

int number = 42;


String result = value + number;


// The value of 'result' will be the string "The answer is: 42"


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