dirname() function returns the parent directory of a file path, such as extracting '/path/to' from '/path/to/file.txt'.
What does the PHP function is_readable() check for?
A). Checks if a file is readable
B). Checks if a file is writable
C). Checks if a file is executable
D). Checks if a file is deletable
What does the PHP function is_file() check for?
A). Checks if a path is a regular file
B). Checks if a path is a directory
C). Checks if a file is writable
D). Checks if a file is readable
Which PHP function returns the filename component of a path?
A). basename()
B). dirname()
C). realpath()
D). filename()
What is the purpose of the PHP function file_exists()?
A). Checks if a file or directory exists
B). Returns the absolute path of a file
C). Extracts the extension of a file path
D). Returns the parent directory of a file
Which PHP function changes the current directory?
A). chdir()
B). mkdir()
C). rmdir()
D). scandir()
Which PHP function removes a directory?
A). rmdir()
B). mkdir()
C). chdir()
D). scandir()
Which PHP function extracts the extension of a file path?
A). pathinfo()
B). dirname()
C). realpath()
D). basename()
Which PHP function returns the absolute path of a file?
A). realpath()
B). basename()
C). dirname()
D). pathinfo()
What is the purpose of the PHP function realpath()?
A). Returns the absolute path of a file
B). Returns the directory name component of a path
C). Returns an array of files and directories in a directory
D). Checks if a file or directory exists
What is the PHP function to check if a path is a directory?
A). is_dir()
B). is_file()
C). file_exists()
D). exists()