filmov
tv
difference between undefined and null
Показать описание
#coding #javascript #tutorial #shorts #asmr
undefined: a value automatically assigned to a variable that has only been defined
null: a value that intentionally points to a nonexistent or invalid object or address
Please review the MDN docs on undefined and null for additional information.
undefined: a value automatically assigned to a variable that has only been defined
null: a value that intentionally points to a nonexistent or invalid object or address
Please review the MDN docs on undefined and null for additional information.
0:03:45
0:04:21
0:02:27
0:00:49
0:00:31
0:00:20
0:01:30
0:00:53
3:15:41
0:03:19
0:02:48
0:03:28
0:04:43
0:01:29
0:01:07
0:00:58
0:08:07
0:10:06
0:00:32
0:01:12
0:02:26
0:00:28
0:01:00
0:05:59