TIME\$

[Features]　To retrieve the current time.

[Format]

[Explanation]

[e.g.]
print time\$
00:00:00

 TIMER

[Features]　To retrieve the timer from start.

[Format]

[Explanation]

[e.g.]
10 timer=0
20 for i=1 to 1000000
30 next
40 print timer

 DATE\$

[Features]　To retrieve the current date.

[Format]

[Explanation]

[e.g.]
print date\$
2017/01/01

 DAY

[Features]　To return the day of the week in specified date.

[Format]　DAY(["xxxx/xx/xx"])

[Explanation]
The return value(Number)
1.Sunday 2.Monday 3.Tuesday 4.Wednesday 5.Thursday 6.Friday 7.Saturday
If date is omitted, the present day of the week will be returned.

[e.g.]
10 d=day("2000/01/01")
20 a\$=trim\$(mid\$("Sunday   Monday   Tuesday  WednesdayThursday Friday   Saturday ",(d-1)*9+1,9))
30 print a\$
(Result)
Saturday
OK

 PAUSE

[Features]　Execution is stopped only for n/1000 second.

[Format]　PAUSE n

[Explanation]

[e.g.]
pause 2000

 ERR

[Features]　The error code which the error generated is held and returned.

[Format]

[Explanation]

[e.g.]

 ERL

[Features]　The line number which the error generated is held and returned.

[Format]

[Explanation]

[e.g.]

 FRE

[Features]　The memory size of Android system is acquired.

[Format]　FRE(n)

[Explanation]
n=0 To return current empty memory size of Android.
n=1 To return the model's all memory size.
*It isn't a free area of BASIC.

[e.g.]