True BASIC is a historical programming language created in 1983. True BASIC is a variant of the BASIC programming language descended from Dartmouth BASIC — the original BASIC — invented by college professors John G. Kemeny and Thomas E. Kurtz.. Read more on Wikipedia...

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Example code from Wikipedia:

!Draw the Car
SET WINDOW 0,20,0,20
SET COLOR 5
BOX AREA 2,6,2,3
BOX AREA 9,13,2,3
BOX AREA 16,20,2,3
SET COLOR 249
PLOT LINES :0,5;20,5
FLOOD 10,1
BOX KEEP 0,20,0,5 IN road$
BOX CIRCLE 2,3,5,6
FLOOD 2.5,5.5
BOX CIRCLE 5,6,5,6
FLOOD 5.5,5.5
SET COLOR 35
PLOT LINES :2.5,6;5.5,6
PLOT LINES :5,6;8,6;8,8;6,8;6,10;2,10;2,8;0,8;0,6;3,6
FLOOD 4,8
SET COLOR 248
BOX AREA 4,5,8,9

BOX KEEP 0,8,5,10 IN car$ !Save the car in 'car$'
 
FOR x=1 TO 20 STEP 1 !Create a 'for' loop
    BOX SHOW road$ AT 0,0
    BOX SHOW car$ AT x,5  
    PAUSE .1
    CLEAR
NEXT x !End the 'for' loop

END !End the programs

Last updated August 25th, 2019