Is true equal 0? or false equal 0?

[jimihedx]

Hi all,
Sometimes ,0 =true 1=false,but today,I have read a document , I saw 0=false,1=true. what's true?? Let me know,If someone could help me? thanx

[hcym]

why

[jimihedx]

for what? why? could you help me?

[lucos]

I think 1 is true...and 0 is false.

[solcomo]

0=false,1=true

[jimihedx]

I meant, that boolean value which in bash shell

[jimihedx]

Thank you all, I got it.

[HuntXu]

0=false
!0=true

[jimihedx]

true
echo "exit status of \"true\" = $?" # 0

! true
echo "exit status of \"! true\" = $?" # 1


请你们自己看吧。没一个人说对的。

[solcomo]

代码： 全选

User:~>ls
benliud                                   scripts
bin                                       testdisk.log
Desktop                                   tmp
Downloads                                 wget-log
Music

User:~>echo $?
0

User:~>dkjsfhskjdfhksdfh
bash: dkjsfhskjdfhksdfh: command not found

User:~>echo $?
127

$?的返回值是 0，代表上次命令执行正确，否则返回其他
不要想当然...

[BigSnake.NET]

“执行正确”跟“真”是两回事

[izee]

0 means close

[梨园kb]

confusing