see size of ile in mb linux code example
Example 1: ls human readable size
ls -l --block-size=M
Example 2: ls human readable size
ls -l filename #Displays Size of the specified file
ls -l * #Displays Size of All the files in the current directory
ls -al * #Displays Size of All the files including hidden files in the current directory
ls -al dir/ #Displays Size of All the files including hidden files in the 'dir' directory