數據:
[1596861]
[1599051]
[1599347]
[1616105]
[1617118]
[1629390]
[1636703]
[1638234]
[1643054]
[1655674]
代碼:
val datas = spark.read.textFile("C:\\Users\\sss\\Desktop\\result.txt")
// datas.take(10).foreach(println)
val data1 = datas.collect().map {
log =>
var id = 0L
if (!log.isEmpty) {
val data = log.replaceAll("[", "").replaceAll("]", "").split("/n",-1)
id = data(0).toLong
}
println(id)
}
報錯:
解決:
val datas = spark.read.textFile("C:\\Users\\sss\\Desktop\\result.txt")
// datas.take(10).foreach(println)
val data1 = datas.collect().map {
log =>
var id = 0L
if (!log.isEmpty) {
val data = log.replace("[", "").replace("]", "").split("/n",-1)
id = data(0).toLong
}
println(id)
}