Vi經常使用操做-grep練習

[app@tj-dev tmp]$ ls *.sh eq.sh [app@tj-dev tmp]$ grep echo eq.sh echo "你輸入的兩個值分別爲："$a " 》》"$b; echo "這兩個值相等"; echo "這兩個值不相等"; #echo equal #echo no equal [app@tj-dev tmp]$ grep -n echo eq.sh 6:ech

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