Using switch(true) in JavaScript

https://medium.com/trabe/using-switch-true-in-javascript-986e8ad8ae4f

var a = 0, b = true;
switch(true) {
  case a:
var a = 0, b = true;
    
switch(true) {
    case a:
        console.log('a');
        break;
    case b:
        console.log('b');
        break;
}

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