267267
268268// const fruits = ['orange','ananas','banana','apple'];
269269// const c = fruits.includes('apple');
270- // console.log(c);
270+ // console.log(c);
271+ 272+ 273+ //JOIN METHOD //
274+ // const countries = ['Uzbekistan','India','Afganistan'];
275+ // const res = countries.join('-');
276+ // console.log(res);
277+ 278+ // REVERSE METHOD //
279+ // const numbers = [1,2,3,4,5];
280+ // // const newArr = numbers.concat().reverse();
281+ // const newArr = [...numbers].reverse();
282+ // console.log(newArr);
283+ // console.log(numbers);
284+ 285+ // const str = ['Coding is fun! '];
286+ // const res = str
287+ // .split('')
288+ // .reverse()
289+ // .join('');
290+ // console.log(res);
291+ 292+ // PUSH METHOD //
293+ 294+ // const numbers =[1,2,3,4]
295+ // numbers.push(5,6,7)
296+ // console.log(numbers);
297+ 298+ // POP METHOD
299+ // const num = [1,2,3]
300+ // const num1 = num.pop()
301+ // console.log(num1);
302+ 303+ // UNSHIFT METHOD //
304+ // const num = [1,2,3,4]
305+ // num.unshift(0)
306+ // console.log(num);
307+ 308+ // SHIFT METHOD //
309+ // const num = [1,2,3];
310+ // num.shift();
311+ // console.log(num);
312+ 313+ // INDEXOF METHOD //
314+
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