[Laton]

Help!
est textovoe pole v kotoroe dinami4eski vyvoditsyy text.
Ja doballyayu vremennuyu peremennuyu tipa " Temp=="_" "
po okon4aniyu zagruzki texta nujno 4to by Temp is4ezla.
code takoy:
text=substring (a,0,i++)+temp
i==length (a)
temp==""
Stop
ne poymu v 4om problema.
Spasibo