bash if null or empty
if [ -z "$variable" ];
then echo "$variable is null";
else echo "$variable is not null";
fibash if null or empty
if [ -z "$variable" ];
then echo "$variable is null";
else echo "$variable is not null";
fiphp code to check if variable is null
if(empty($var1)){
echo 'This line is printed, because the $var1 is empty.';
}Copyright © 2021 Codeinu
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