Binary Universal Formulas

+ (nsstring*) Changetobinarysystem: (nsstring*) Number {
Nsinteger num = [number intvalue];
Nsinteger remainder = 0;
Nsinteger divisor = 0;
NSString *[email protected] "";
while (num!=0) {
remainder = num%2;
divisor = NUM/2;
num = divisor;
prepare = [Prepare stringbyappendingformat:@ "%ld", remainder];
}
NSString *[email protected] "";
int strlenht = prepare.length%4;
if (strlenht==1) {
result = @ "000";
}else if (strlenht==2) {
result = @ "00";
}else if (strlenht==3) {
result = @ "0";
}
for (Nsinteger i = prepare.length-1; I >= 0;i--) {
result = [result stringbyappendingformat:@ "%@", [Prepare Substringwithrange:nsmakerange (I, 1)]];
}

return result;
}

Binary Universal Formulas