関連ワード:  how to create a array in javascript    how to make a array in javascript    how to create a 2d array in javascript    how to create a new array in javascript    how to create a dynamic array in javascript    how to create a nested array in javascript    how to create a json array in javascript    how to create a empty array in javascript    how to create a multidimensional array in javascript    how to create a string array in javascript