function formatNum(info) {
  let num = "";
  if ("n" in info && info.n>0) {
    num = "#"+info.n;
    if ("c" in info && info.c>0) { // I've seen { c:-1 }
      num += "/"+info.c;
    }
  }
  return num;
}
/**
 * Mangle track number and total count for display
 */
Mangle track number and total count for display
Mangle track number and total count for display
function formatNum(info) {
  let num = "";
  if ("n" in info && info.n>0) {
    num = "#"+info.n;
    if ("c" in info && info.c>0) { 
      num += "/"+info.c;
    }
  }
  return num;
}
function formatNum ( info ) { let num = "" ; if ( "n" in info && info . n > 0 ) { num = "#" + info . n ; if ( "c" in info && info . c > 0 ) { num += "/" + info . c ; } } return num ; }
Mangle track number and total count for display
Mangle track number and total count for display
// I've seen { c:-1 }