Run results for: switch case vs jump table vs bounce pattern vs ternary

Test name	Executions per second
✓ ternary	3,190 Ops/sec
switch case	2,708 Ops/sec
bounce patttern	2,664 Ops/sec
jump table	597 Ops/sec

switch case

function thing(e) {
    switch (e) {
      case 0:
        return "0";

      case 1:
        return "1";

      case 2:
        return "2";

      case 3:
        return "3";
    }
}

for (let e = 0; 1e5 > e; e++) for (let e = 0; "3" != thing(e); e++) ;

jump table

function one() {
    return "0";
}

function two() {
    return "1";
}

function three() {
    return "2";
}

function four() {
    return "3";
}

let jumpTable = [ one, two, three, four ];

for (let a = 0; 1e5 > a; a++) for (let a = 0; "3" != jumpTable[a](); a++) ;

bounce patttern

function bounce(x) 
{
   if (x === 0) {
        return "0";
    }
   if (x === 1) {
        return "1";
    }
   if (x === 2) {
        return "2";
    }
   if (x === 3) {
        return "3";
   }
}
for (let e = 0; 1e5 > e; e++) for (let e = 0; "3" != bounce(e); e++) ;

ternary

function bounce(x) {
    return 0 === x ? "0" : 1 === x ? "1" : 2 === x ? "2" : 3 === x ? "3" : "";
}

for (let e = 0; 1e5 > e; e++) for (let e = 0; "3" != bounce(e); e++) ;