-a:显示所有文件，包括隐藏文件
-d:只显示目录
-f:显示完整的文件名，包含路径
-L:显示目录树的深度
[root@rusky /]# tree -L -a -f /home
/home
|-- /home/99user.ldif
|-- /home/Legal
| |-- /home/Legal/COPYRIGHT.txt
| |-- /home/Legal/Entitlement_de.txt
| |-- /home/Legal/Entitlement_es.txt
| |-- /home/Legal/Entitlement_fr.txt
| |-- /home/Legal/Entitlement_it.txt
| |-- /home/Legal/Entitlement_ja.txt
| |-- /home/Legal/Entitlement_ko.txt
| |-- /home/Legal/Entitlement_sv.txt
| |-- /home/Legal/Entitlement_zhCN.txt
| |-- /home/Legal/Entitlement_zhTW.txt
| |-- /home/Legal/Entitlements_1000Entries-Upgrade.txt
| |-- /home/Legal/Entitlements_1000Entries.txt
| |-- /home/Legal/Entitlements_250Entries-Upgrade.txt
| |-- /home/Legal/Entitlements_250Entries.txt
| |-- /home/Legal/LICENSE.txt
| |-- /home/Legal/License_Notice_Translated.pdf
| |-- /home/Legal/License_de.txt
| |-- /home/Legal/License_es.txt
| |-- /home/Legal/License_fr.txt
| |-- /home/Legal/License_it.txt
| |-- /home/Legal/License_ja.txt
| |-- /home/Legal/License_ko.txt
| |-- /home/Legal/License_sv.txt
| |-- /home/Legal/License_zhCN.txt
| |-- /home/Legal/License_zhTW.txt
| |-- /home/Legal/Multilanguage_Entitlement.txt
| `-- /home/Legal/THIRDPARTYLICENSEREADME.txt
|-- /home/apache-tomcat-6.0.
| |-- /home/apache-tomcat-6.0./LICENSE
| |-- /home/apache-tomcat-6.0./NOTICE
| |-- /home/apache-tomcat-6.0./RELEASE-NOTES
| |-- /home/apache-tomcat-6.0./RUNNING.txt
| |-- /home/apache-tomcat-6.0./bin
| |-- /home/apache-tomcat-6.0./conf
| |-- /home/apache-tomcat-6.0./lib
| |-- /home/apache-tomcat-6.0./logs
| |-- /home/apache-tomcat-6.0./temp
| |-- /home/apache-tomcat-6.0./webapps
| `-- /home/apache-tomcat-6.0./work
|-- /home/jdk-6u20-linux-i586.bin
|-- /home/jdk1..0_20
| |-- /home/jdk1..0_20/COPYRIGHT
| |-- /home/jdk1..0_20/LICENSE
| |-- /home/jdk1..0_20/README.html
| |-- /home/jdk1..0_20/README_ja.html
| |-- /home/jdk1..0_20/README_zh_CN.html
| |-- /home/jdk1..0_20/THIRDPARTYLICENSEREADME.txt
| |-- /home/jdk1..0_20/bin
| |-- /home/jdk1..0_20/db
| |-- /home/jdk1..0_20/demo
| |-- /home/jdk1..0_20/include
| |-- /home/jdk1..0_20/jre
| |-- /home/jdk1..0_20/lib
| |-- /home/jdk1..0_20/man
| |-- /home/jdk1..0_20/register.html
| |-- /home/jdk1..0_20/register_ja.html
| |-- /home/jdk1..0_20/register_zh_CN.html
| |-- /home/jdk1..0_20/sample
| `-- /home/jdk1..0_20/src.zip
|-- /home/king
| |-- /home/king/META-INF
| |-- /home/king/WEB-INF
| |-- /home/king/com_sun_web_ui
| |-- /home/king/css
| |-- /home/king/html
| |-- /home/king/images
| |-- /home/king/js
| |-- /home/king/jsp
| `-- /home/king/testdir