how to this code in vim editor
$cat echomyvar
echo “The PID of the process is $$ “
echo “The value of myvae is : $myvar “
$./echomyvar
The PID of the process is 111584
The value of myvae is :
$echo $$
109222
$myvar=10
$echo $myvar
10
$./echomyvar
The PID of the process is 112107
The value of myvae is :
$export myvar
$./echomyvar
The PID of the process is 112130
The value of myvae is : 10
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