Unix permission helper
Toggle permissions visually and get octal + symbolic modes instantly, with plain-language explanation for each position.
数字结果
符号结果
u
Owner: read, write, execute
g
Group: read, execute
o
Others: read, execute
Leading octal digit controls these: 4=setuid, 2=setgid, 1=sticky.
Pos 1
r
Owner read
Pos 2
w
Owner write
Pos 3
x
Owner execute
Pos 4
r
Group read
Pos 5
-
Group write
Pos 6
x
Group execute
Pos 7
r
Others read
Pos 8
-
Others write
Pos 9
x
Others execute
755 = rwxr-xr-x