mutating function side affects
Tue Feb 09 2021 06:46:30 GMT+0000 (Coordinated Universal Time)
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@noobj
const foo = {
'ONE':1,
'TWO':2
};
const mapMultiplier = (params, multiplier) => {
params.ONE = params.ONE * multiplier
params.TWO = params.TWO * multiplier
return params;
};
console.log(mapMultiplier(foo, 2));
console.log(mapMultiplier(foo, 3));
console.log(mapMultiplier(foo, 4));
// Value of foo { 'ONE': 1, 'TWO': 2 }
console.log('foo: ', foo);
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