📄 new-exp6.sub
字号:
# quoted null problems in versions of bash prior to 3.2str='12'snul=$'\177'recho "${str:2}"recho "+${str:2}"recho "+${snul:0:1}"recho "+""${str:2}"recho "${str/?/$snul}"recho ${str/?/$snul}recho "${snul/x/y}"recho ${snul/x/y}recho "${snul/$snul/}"recho "${str/$str/}"recho "${snul##$snul}"recho "${str##$str}"recho "${str##$nul}"A=""B="${A:0}"recho "$B"recho "${A:0}"recho "/tmp/test/TEST${A:0}"
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -