함수 dirname()

  다른 뜻에 대해서는 리눅스 dirname 문서를 참조하십시오.

함수 dirname()

• 해당위치에 실제 파일·폴더가 있든 없든 상관없음

1 Bash

dirname /var/www/html/index.php
# /var/www/html
dirname /etc/passwd/
# /etc
dirname /etc/passwd
# /etc
dirname /etc/
# /
dirname /etc
# /
dirname .
# .
dirname ./
# .
dirname ./a.txt
# .

2 PHP

PHP dirname() 문서를 참고하십시오.

echo dirname('/var/www/html/index.php');
# /var/www/html
echo dirname('/etc/passwd/');
# /etc
echo dirname('/etc/passwd');
# /etc
echo dirname('/etc/');
# /
echo dirname('/etc');
# /
echo dirname('.');
# .
echo dirname('./');
# .
echo dirname('./a.txt');
# .

3 Perl

use File::Basename;
print dirname('/var/www/html/index.php') . "\n";
# /var/www/html
print dirname('/etc/passwd/'). "\n";
# /etc
print dirname('/etc/passwd'). "\n";
# /etc
print dirname('/etc/'). "\n";
# /
print dirname('/etc'). "\n";
# /
print dirname('.'). "\n";
# .
print dirname('./'). "\n";
# .
print dirname('./a.txt'). "\n";
# .

4 같이 보기

• 함수 basename
• 함수 pathinfo
• 함수 realpath