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Reference for Processing version 1.0+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name | ### + (addition)
Examples |
    int a = 50 + 5;  // Sets a to 55
    int b = a + 5;   // Sets b to 60
    String s1 = "Chernenko";
    String s2 = "Brezhnev";
    String sc1 = s1 + s2;
    String sc2 = s1 + ", Andropov, " + s2;
    println(sc1);  // Prints ChernenkoBrezhnev
    println(sc2);  // Prints Chernenko, Andropov, Brezhnev
    String s1 = "Gorbachev";
    int i = 1987;
    String sc1 = s1 + i;
    println(sc1);  // Prints Gorbachev1987
Description | Adds two values or concatenates string values. As a mathematical operator, it calculates the sum of two values. As a string operator, it combines two strings into one and converts from primitive datatypes into the String datatype if necessary.
Syntax |
    value1 + value2
Parameters |
value1 | String, int, float, char, byte, boolean
value2 | String, int, float, char, byte, boolean
Usage | Web & Application
Related | ++ (increment) += (add assign) - (minus)

Updated on November 22, 2008 08:39:25pm PST