# Python Program illustrate how
# to overload an binary + operator
class A:
def __init__(self, a):
self.a = a
# adding two objects
def __add__(self, o):
return self.a + o.a
ob1 = A(1)
ob2 = A(2)
ob3 = A("Geeks")
ob4 = A("For")
print(ob1 + ob2)
print(ob3 + ob4)fn int IntList.get(IntList* this, int idx) @operator([])
{
return this.vals[idx];
}
...
IntList x = ...
foo(x[1]); #wa:operator + MyInt_add
type MyInt :struct {
V: int
}
func MyInt_add(x, y: MyInt) => int {
return x.V + y.V
}
func main {
x1 := MyInt{V: 100}
x2 := MyInt{V: 42}
println(x1 + x2)
}struct T {
x:Int
} derive(Show)
fn op_add(self: T, other: T) -> T {
{ x: self.x + other.x }
}
fn main {
let a = { x:0, }
let b = { x:2, }
println(a + b)
}f[x_Integer] := x^2;
f[x_String] := "not a number";
f[x_Symbol] := x^2;str = "a" + "b"
array <~ strLanguages with Operator Overloading include Python, C++, Perl, Ruby, PHP, C#, R, Rust, Swift, Scala, MATLAB, Lua, Kotlin, Haskell, Clojure, Dart, Ada, D, Chapel, Groovy, F#, Smalltalk, Visual Basic .NET, C3, Eiffel, Wa-lang, MoonBit, Wolfram Language, Ceylon, Raku, Io, Object Pascal, Seed7, FreeBASIC, Speedie, Free Pascal
Languages without Operator Overloading include JavaScript, C, Java, Go, TypeScript, Objective-C, Visual Basic, Pascal, BASIC, Lil, Modula-2, progsbase, Veryl, Jule
View all concepts with or missing a hasOperatorOverloading measurement
Read more about Operator Overloading on the web: 1. 2.