string mygetstr(string fName, string itemName)
{
string content = file_content(fName);
if (!content) return 0;
string myitem = strtext(content,strf("%s,",itemName),"0");
if (!myitem) return 0;
return myitem;
}
int myputstr(string fName, string itemName, string newval)
{
string content = file_content(fName);
if (!content) return 0;
if (strstr(content,strf("%s,",itemName))) {
string myitem = strtext(content,strf("%s,",itemName),"0");
if (!myitem) return 0;
string old2 = strf("%s,%s",itemName,myitem);
string newval = strf("%s,%s",itemName,newval);
content = strx(content,old2,newval);
file_write(fName,content,0);
}
else
file_append(fName,strf("%s,%s\n",itemName,newval));
}
var mygetvar(string fName, string itemName){
return (atof(mygetstr(fName, itemName)));
}
function myputvar(string fName, string itemName, var val) {
myputstr(fName, itemName,strf("%.3f",val));
}