tiny-ps web component sandbox

100 100 moveto 200 100 lineto 150 200 lineto closepath /triangle { moveto 100 0 rlineto -50 100 rlineto closepath } def 0.2 setgray 0 0 moveto 590 0 lineto 590 350 lineto 0 350 lineto closepath fill 1 setgray 200 100 triangle 240 140 triangle 280 180 triangle stroke showpage

Or write directly

Console