How to execute sh File in linux system

Linux, there are two ways to command how to run .sh files:

1. Directly. / add the file name .sh. For example, run hello.sh as. / hello.sh [hello.sh must have x permission]

2. Add the file name .sh directly to sh. For example, run hello.sh as sh hello.sh [hello.sh may not have x permission]

Method 1: execute .sh files in the current directory

[step 1] cd to the directory where the .sh file is located

[step 2] add x execution permissions to the .sh file

For example, take hello.sh files as an example

Chmod upright x hello.sh

[step 3]. / execute the .sh file

For example, take the hello.sh file as an example, the terminal executes the following command:

. / hello.sh

The hello.sh file can be executed

[step 4] sh executes the .sh file

Take the hello.sh file as an example, sh hello.sh can execute the hello.sh file

Method 2: execute .sh file by absolute path

The following three methods are fine

. / home/test/shell/hello.sh/home/test/shell/hello.shsh / home/test/shell/hello.sh

Matters needing attention

When executing with ". /" plus the file name .sh, you must add x execution permission to the .sh file.

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