TA貢獻1802條經驗 獲得超6個贊
沒做容錯, 格式必須按上面的格式
var str = `北京 2河北 3河北-邯鄲 301河北-保定 302河北-邢臺 303山東 4山東-青島 401山東-煙臺 402`;var arrStr = str.split("\n");var result = [];
arrStr.map(i => { let = item = i.split(" "); if (i.indexOf("-") == -1) {
result.push({ label: item[0],
value: item[1], key: item[1],
children: []
})
} else { let city = item[0].split("-"); let cur = result.find(j => j.label == city[0])
cur.children.push({ label: city[1],
value: item[1], key: item[1],
})
}
})
console.log(result)
console.log(JSON.stringify(result))[
{"label":"北京","value":"2","key":"2","children":[]},
{"label":"河北","value":"3","key":"3","children":[
{"label":"邯鄲","value":"301","key":"301"},
{"label":"保定","value":"302","key":"302"},
{"label":"邢臺","value":"303","key":"303"}
]},
{"label":"山東","value":"4","key":"4","children":[
{"label":"青島","value":"401","key":"401"},
{"label":"煙臺","value":"402","key":"402"}
]}
]舉報