prog8/examples/test.p8

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%import c64lib
%import c64utils
%import c64flt
~ main {
sub start() {
; set text color and activate lowercase charset
c64.COLOR = 13
c64.VMCSB |= 2
; use optimized routine to write text
c64scr.print("Hello!\n")
; use iteration to write text
str question = "How are you?\n"
for ubyte char in question
c64.CHROUT(char)
; use indexed loop to write characters
str bye = "Goodbye!\n"
for ubyte c in 0 to len(bye)
c64.CHROUT(bye[c])
float clock_seconds = ((mkword(c64.TIME_LO, c64.TIME_MID) as float)
+ (c64.TIME_HI as float)*65536.0)
/ 60
float hours = floor(clock_seconds / 3600)
clock_seconds -= hours*3600
float minutes = floor(clock_seconds / 60)
clock_seconds = floor(clock_seconds - minutes * 60.0)
c64scr.print("system time in ti$ is ")
c64flt.print_f(hours)
c64.CHROUT(':')
c64flt.print_f(minutes)
c64.CHROUT(':')
c64flt.print_f(clock_seconds)
c64.CHROUT('\n')
}
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}