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const symbolName = Symbol();
const arrbuf = new ArrayBuffer(12)
const obj = {
objNumber: new Number(1),
number: 1,
objString: new String('ss'),
string: 'stirng',
objRegexp: new RegExp('\\w'),
regexp: /w+/g,
date: new Date(),
set: new Set(),
map: new Map(),
function: function (value) {
return this.number + value
},
// blob: new Blob([1, 12]),
int8Array: new Int8Array(10),
int16Array: new Int16Array(10),
int32Array: new Int32Array(10),
uint8Array: new Uint8Array(8),
uint16Array: new Uint16Array(8),
uint32Array: new Uint32Array(8),
arrBuffer: new ArrayBuffer(10),
dataView: new DataView(arrbuf.slice(), 0, 8),
uint8ClampedArray: new Uint8ClampedArray(10),
bigInt: 12n,
bigIntArray: new BigInt64Array(12),
bigUintArray: new BigUint64Array(12),
array: [{ a: 1 }, 2],
[symbolName]: 111,
sym: symbolName
}

obj.d = obj;
Object.defineProperty(obj, 'number', {
writable: false,
enumerable: true,
configurable: false,
value: 2,
})

const o = deepClone(obj)
console.log('number: ', o.number === obj.number); // number: true
console.log('string: ', o.string === obj.string); // string: true
console.log('objNumber: ', o.objNumber === obj.objNumber); // objNumber: false
console.log('objString: ', o.objString === obj.objString); // objString: false
console.log('sym: ', o.sym === obj.sym); // sym: true
console.log('objRegexp: ', o.objRegexp === obj.objRegexp); // objRegexp: false
console.log('regexp: ', o.regexp === obj.regexp); // regexp: false
console.log('date: ', o.date === obj.date); // date: false
console.log('set: ', o.set === obj.set); // set: false
console.log('map: ', o.map === obj.map); // map: false
console.log('function: ', o.function === obj.function); // function: false
console.log('int8Array: ', o.int8Array === obj.int8Array); // int8Array: false
console.log('int16Array: ', o.int16Array === obj.int16Array); // int16Array: false
console.log('int32Array: ', o.int32Array === obj.int32Array); // int32Array: false
console.log('uint8Array: ', o.uint8Array === obj.uint8Array); // uint8Array: false
console.log('uint16Array: ', o.uint16Array === obj.uint16Array); // uint16Array: false
console.log('uint32Array: ', o.uint32Array === obj.uint32Array); // uint32Array: false
console.log('uint8ClampedArray: ', o.uint8ClampedArray === obj.uint8ClampedArray); // uint32Array: false
console.log('dataView: ', o.dataView === obj.dataView); // dataView: false
console.log('arrBuffer: ', o.arrBuffer === obj.arrBuffer); // arrBuffer: false
console.log('array: ', o.array === obj.array); // array: false
console.log('array item: ', o.array[0] === obj.array[0], o.array[1] === obj.array[1]); // array items: false true
console.log('symbolName: ', o[symbolName] === obj[symbolName]); // symbolName: false
console.log('d: ', o.d === o, o.d === obj.d) // d: true false
obj.function(2) // 4
o.function(2) // 4
console.log(o) // { objNumber: [Number: 1], number: 2, ... , d: [Circular], [Symbol()]: 111 }
console.log(o.d) // { objNumber: [Number: 1], number: 2, ... , d: [Circular], [Symbol()]: 111 }
console.log(obj) // { objNumber: [Number: 1], number: 2, ... , d: [Circular], [Symbol()]: 111 }
console.log(Object.getOwnPropertyDescriptor(newObj, 'number')) // { writable: false, enumerable: true, configurable: false, value: 2 }

console.log(deepClone(null)) // null
console.log(deepClone(undefined)) // undefined
console.log(deepClone('123')) // '123'
console.log(deepClone({})) // {}
console.log(deepClone(12)) // 12
console.log(deepClone(new ArrayBuffer(20))) // ArrayBuffer{ [Uint8Contents]: <00, 00, ...>, byteLength: 20 }
console.log(deepClone(/abc/)) // /abc/