Reference for Processing version 1.2. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.


+ (addition)

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.
value1 + value2
value1 String, int, float, char, byte, boolean
value2 String, int, float, char, byte, boolean
Usage Web & Application
Related ++ (increment)
+= (add assign)
- (minus)
Updated on June 14, 2010 12:05:29pm EDT

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