如何以特定间隔将字符串拆分为Javascript中的数组?
例如:将此字符串拆分为4个字符(包括空格和字符)
this is an example should be split,numbers(123),space,characters also included
至
this ------> 1st array
is ------> 2nd array
an ------> 3rd array
exam ------> 4th array
ple ------> 5th array
shou ------> 6th array ............ etc till.....
..ed ------> last array