scala安裝

mac 安裝

1. 下載scala

   sudo -i #切換爲root用戶
    輸入密碼：
    cd /usr/local #切換到local目錄
    wget https://downloads.lightbend.com/scala/2.13.0-M5/scala-2.13.0-M5.tgz

2. 解壓

   tar -zxvf scala-2.13.0-M5.tgz

3. 配置環境變量

   vi /etc/bashrc
    export SCALA_HOME=/usr/local/scala-2.13.0-M5
    export PATH=$SCALA\_HOME/bin:$PATH

4. 刷新環境變量

   source /etc/bashrc

5. 驗證scala

   scala

   Welcome to Scala 2.13.0-M5 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_211).

   Type in expressions for evaluation. Or try :help.