IntegerToStr() function

A IntegerToStr() function could be handy, or a IntegerToDouble().

Thanks
Just assign integer to a string

string snumber;
snumber=12345;
Yes but if I need the variable as Integer too, for a index of a array for example?
Of course

int intarr[10];
int intnum;
...
snumber=intarr[4];
snumber=intnum;

Just do it.