Kotlin File useLines nameWithoutExtension extension

Kotlin File useLines nameWithoutExtension extension
 

import java.io.File

fun main(args: Array<String>) {
    val filePath = "myfile.txt"
    val file = File(filePath)
    println(file.name) //文件名字，不包括路径
    println(file.isFile) //是文件吗
    println(file.isDirectory) //是文件夹吗
    println(file.path) //等同filePath
    println(file.absolutePath) //绝对路径
    println("${file.nameWithoutExtension}-${file.extension}") //文件名 文件后缀

    file.useLines { lines ->
        lines.forEach {
            println(it)
        }
    }

    file.forEachLine {
        println(it)
    }
}

 

 

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