markdown 在Bash中获取脚本和当前路径

Posted 2021-05-06

Script and current path in Bash
===============================

![terminal][screenshot]

### Current path `pwd`

```bash
CURRENT_PATH = $(pwd)
CURRENT_PATH_ABSOLUTE=$(dirname "$CURRENT_PATH")

echo "\$CURRENT_PATH: $CURRENT_PATH"
echo "\$CURRENT_PATH_ABSOLUTE: $CURRENT_PATH_ABSOLUTE"
```

### Script path `$0`

```bash
SCRIPT_PATH = $(dirname "$0")
SCRIPT_PATH_ABSOLUTE = $(readlink -f "$0")

echo "\$SCRIPT_PATH: $SCRIPT_PATH"
echo "\$SCRIPT_PATH_ABSOLUTE: $SCRIPT_PATH_ABSOLUTE"
```


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>   [gistlog.co](https://goo.gl/3xJ94Z "Script and current path in Bash")


[screenshot]: https://i.imgur.com/46pGCG7.gif