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let a = 1, b = 2 , c = 3; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let a = 1; let b = 2; let c = 3; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let [a, b, c] = [1, 233, 3]; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let [ a, [b], c] = [1, [2], 3]; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let [a, ,b] = [1, 2, 3]; console.log('a :', a); console.log('b :', b);
let [a, [b, ...d], c] = [1, [2, 3, 4], 3]; console.log('a :', a); console.log('b :', b); console.log('c :', c); console.log('d :', d);
let [a, b] = [1]; console.log('a :', a); console.log('b :', b);
let [ a, [b], c] = [1, [2, 3, 4], 3]; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let [a, b] = null; let [a, b] = undefined; let [a, b] = {}; let [a, b] = 123;
let [a = 9, b = 0, c = 3] = [ 1, 2]; console.log('a :', a); console.log('b :', b); console.log('c :', c);
let [a = 2, b = 9] = [undefined, 2] console.log('a :', a); console.log('b :', b);
let [a = 9, b = a] = [1];
console.log('a :', a); console.log('b :', b);
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