constnumbers=[1,2,3]numbers[10]=11console.log(numbers)A:[1,2,3,7xnull,11]B:[1,2,3,11]C:[1,2,3,7xempty,11]D:SyntaxError参考答案
constnumbers=[1,2,3]numbers[10]=11console.log(numbers)A:[1,2,3,7xnull,11]B:[1,2,3,11]C:[1,2,3,7xempty,11]D:SyntaxError参考答案