taqbin_matrix = {
const matrix = [];
const regionList = Object.keys(region_dict);
for (const row of taqbin_rtt) {
const from_ken = region_dict[row.area].prefectures;
for (const from_name of from_ken) {
const lane = { from: from_name };
for (const col of regionList) {
const to_ken = region_dict[col].prefectures;
const tt = row[col];
for (const to_name of to_ken) {
lane.to = to_name;
lane.tt = tt;
matrix.push(lane);
}
}
}
}
return matrix;
}