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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/URL-encoding/XPL0/url-encoding.xpl0 Normal file
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code Text=12;
string 0; \use zero-terminated strings
func Encode(S0); \Encode URL string and return its address
char S0;
char HD, S1(80); \BEWARE: very temporary string space returned
int C, I, J;
[HD:= "0123456789ABCDEF"; \hex digits
I:= 0; J:= 0;
repeat C:= S0(I); I:= I+1;
if C>=^0 & C<=^9 ! C>=^A & C<=^Z ! C>=^a & C<=^z ! C=0
then [S1(J):= C; J:= J+1] \simply pass char to S1
else [S1(J):= ^%; J:= J+1; \encode char into S1
S1(J):= HD(C>>4); J:= J+1;
S1(J):= HD(C&$0F); J:= J+1;
];
until C=0;
return S1;
];
Text(0, Encode("http://foo bar/"))