pass argument in shell script code example

Example 1: pass parameters to bash script

# Run the script with the arguments as you would for
# every other command.
# Example: ./script.sh arg1 arg2 

#!/bin/sh
echo "argument1: $1"
echo "argument2: $2"

# Output: 
# argument1: arg1
# argument2: arg2

Example 2: shell script get arguments

$ myscript.sh first_arg second_arg

# myscript.sh
#!/bin/bash
echo $1 # output: first_arg
echo $2 # output: second_arg