如何比较unix中的用户输入

Question

#!/bin/bash
echo "Whats your name ?"
read NAME

if [$NAME == "SSJ" ]
then
  echo "Welcome back SSJ"
fi

Answer 1

这样做：

#!/bin/bash
echo "Whats your name ?"
read name

if [ "$name" = "SSJ" ]
then
  echo "Welcome back SSJ"
fi

Answer 2

试试这个：

#!/bin/bash
echo "Whats your name ?"
read NAME

if [ "$NAME" == "SSJ" ]; then
  echo "Welcome back SSJ"
fi