goes through every entry
type: Function

arguments:

• func Function:
  goes through every entry and runs the function with the info
  

sub arguments:

list:	pair:
<value Any> <index Number> .forEach( (value, index) => { } );	<key String> <value Any> <index Number> .forEach( (key, value, index) => { } );

const { Soup } = require('stews');

let arr = new Soup([ "a", "b" ]);

arr.forEach( (v, i) => {
    console.log(v, i);
});

const { Soup } = require('stews');

let obj = new Soup({ key1: "val1", key2: "val2" });

obj.forEach( (k, v, i) => {
    console.log(k, v, i);
});

"a" 0
"b" 1 

"key1" "val1" 0
"key2" "val2" 1