builtinshell-builtin[arguments] 执行指定的 shell 内建命令,传递arguments,返回命令的返回值。这在定义了一个和 shell 内建命令同名的函数时很有用,在那个函数中使用它来执行相应的功能。cd命令常以这种方式重新定义。返回状态是 false,如果指定的shell-builtin并不是一个 shell 内建命令。 cd[-L|-P] [dir]...
#!/bin/bash function finish { # Your cleanup code here } trap finish EXIT Copy Bash Download Documentation / Reference man-page/posix/1posix/exit/ onlinepubs/009695399/functions/exit.html Discover More Bash - Builtin Commands builtin refers to: a builtin command. See or to the specific ...
fg, getopts, hash, help, history, jobs, kill, let, local, logout, mapfile, popd, printf, pushd, pwd, read, readonly, return, set, shift, shopt, source, suspend, test, times, trap, true, type, typeset, ulimit, umask, unalias, unset, wait - bash built-in commands, see bash(1...
Command to displaybreakmanual in Linux:$ man 1 break NAME bash BASH BUILTIN COMMANDS SEE ALSO bash(1),sh(1)
Want to know what other shell built-in commands are there, why, and how they are used? In this tutorial, I'm going to answer all such questions. List of shell builtin commands To list all the builtin bash commands, all you have to do is execute thehelpcommand in the terminal: ...
报错“bash: jps: command not found” 2019-12-09 17:35 −运行xcall.sh jps时提示,报错“bash: jps: command not found” 检查如下: 已经安装jdk,配置好jdk的环境变量,且本机执行jps命令没有问题! 解决办法: 1.切换root用户 su root 2.创建符号链接 ... ...
The builtin commands in Bash can be extremely useful, but what does "builtin" itself actually do? Today's SuperUser Q&A post has the answer to a curious reader's question.
Bash shift builtin command help and information with shift examples, syntax, related commands, and how to use the shift command from the command line.
Bash let builtin command help and information with let examples, syntax, related commands, and how to use the let command from the command line.
The UNIX Korn Shell version ofbuiltinfeatures additional functionality. The PTC MKS Toolkit version is compatible with UNIXbash. NOTE Thecommandandbuiltincommands are built into the MKS KornShell. AVAILABILITY PTC MKS Toolkit for Power Users