28 lines
738 B
Bash
28 lines
738 B
Bash
#!/usr/bin/env bash
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# testing the reading command
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echo -n "Enter your name:"
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read name
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echo "Hello $name, welcome to my program"
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read -p "Please enter your age: " age
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days=$[ $age * 365 ]
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echo "That makes you over $days days old"
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#指定多个变量，输入的每个数据值都会分配给表中的下一个变量，如果用完了，就全分配各最后一个变量
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read -p "Please enter name:" first last
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echo "Checking data for $last. $first..."
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#如果不指定变量，read命令就会把它收到的任何数据都放到特殊环境变量REPLY中
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read -p "Enter a number:"
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factorial=1
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for (( count = 1; count <= $REPLY; count ++ ))
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do
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factorial=$[ $factorial * $count ]
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done
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echo "The factorial of $REPLY is $factorial"
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