funcByName
Syntax
funcByName(name)
Arguments
name is a string indicating an operator or a function. The function can be either a built-in function or a user-defined function.
Details
Dynamically execute an operator or a function. It is mainly used in metaprogramming.
Examples
$ def f(x, a, b){
$ return funcByName(x)(a, b)
$ }
$ f("+", 1 2 3, 4 5 6);
[5,7,9]
$ f("sub", 1 8 3, 4 8 6);
[-3,0,-3]
$ f("corr", 1 8 3, 4 8 6);
0.970725
$ def cal(a,b){
$ return pow(a\b,2)
$ }
$ f("cal", 4 8 10, 2 2 2);
[4,16,25]
$ funcByName("call")(sum,1..10);
55