- raw_data.relays.forEach(function(r, i) {
- if (typeof r.read_history === 'undefined' || typeof r.write_history === 'undefined') {
- raw_data.relays.splice(i, 1);
- }
+ raw_data.relays = raw_data.relays.filter(function(r) {
+ return typeof r.read_history !== 'undefined' && typeof r.write_history !== 'undefined';