mirror of https://github.com/fengyuhetao/shell.git
13 lines
167 B
Bash
13 lines
167 B
Bash
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#!/bin/bash
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# using a global variable to pass a value
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function db1 {
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value=$[ $value * 2 ]
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}
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read -p "Enter a value: " value
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db1
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echo "The new value is : $value"
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