bash if with function call

C++
#don't use [[ (or [) when running a command and checking the result code
if is_magento_root_dir $SOURCE_DIR ;then
#code here
fi#don't use [[ (or [) when running a command and checking the result code
if is_magento_root_dir $SOURCE_DIR ;then
#code here
fi
Source

Also in C++: