Windows 每个开发人员都应该知道的PowerShell脚本
Windows PowerShell现在已经过时很长时间了。与旧的windows外壳相比,它的功能要强大得多。 作为一名开发人员,您是否使用过任何脚本来加速和简化您的日常工作?如果你能用PowerShell->施展魔法,请与我们分享 更新Windows 每个开发人员都应该知道的PowerShell脚本,windows,powershell,scripting,Windows,Powershell,Scripting,Windows PowerShell现在已经过时很长时间了。与旧的windows外壳相比,它的功能要强大得多。 作为一名开发人员,您是否使用过任何脚本来加速和简化您的日常工作?如果你能用PowerShell->施展魔法,请与我们分享 更新 不是一个真正的脚本,但也非常有用的是。该软件包包含许多新的cmdlet和PowerShell修改。我一直使用此软件包,因为Windows资源管理器对文件内容的搜索对我来说根本不起作用: Get-ChildItem -Recurse -Filter *.exte
不是一个真正的脚本,但也非常有用的是。该软件包包含许多新的cmdlet和PowerShell修改。我一直使用此软件包,因为Windows资源管理器对文件内容的搜索对我来说根本不起作用:
Get-ChildItem -Recurse -Filter *.extension |
Select-String -List somestring |
Format-Table filename,linenumber -AutoSize
只需将“扩展名”替换为您感兴趣的文件类型的文件扩展名(或完全删除-Filter参数),并将“somestring”替换为您希望在文件中找到的文本。每当您看到大小写正确的内容时,这表明我使用了制表符完成。你应该了解PS将为你完成哪些事情——它在V2中非常好 任何时候你看到小写的别名,都是我从内存中输入的。你也应该记住它
# grep example - find all using statements
dir -r -fil *cs | ss using
# advanced version
dir -fil *cs -r | ss '^using[^\(]+' | gpv line | sort -unique
# figure out how to query for drive free space (emphasis on "figure out" -- I can never remember things like this)
gcm *drive*
help Get-PSDrive -full
Get-PSDrive | gm
# now use it
Get-PSDrive | ? { $_.free -gt 1gb }
# pretend mscorlib.dll is an assembly you're developing and want to do some ad-hoc testing on
$system = [system.reflection.assembly]::LoadFile("c:\blah\...\mscorlib.dll")
$system | gm
$types = $a.GetTypes()
$types | gm
$types | ? { $_.ispublic -and $_.basetype -eq [system.object] } | sort name
$sbType = $types | ? { $_.name -eq "StringBuilder" }
# now that we've loaded the assembly, we could have also done:
# $sbType = [system.text.stringbuilder]
# but we may not have known it was in the Text namespace
$sb = new-object $sbType.FullName
$sb | gm
$sb.Append("asdf")
$sb.Append("jkl;")
$sb.ToString()
我在命令行中编写了一系列脚本来使用Subversion。它们中的大多数只是使用--xml选项将各种信息放在对象形式中。以下是几个例子:
function Get-SvnStatus( [string[]] $Path = ".",
[string] $Filter = "^(?!unversioned|normal|external)",
[switch] $NoFormat )
{
# powershell chokes on "wc-status" and doesn't like two definitions of "item"
[xml]$status = ( ( Invoke-Expression "svn status $( $Path -join ',' ) --xml" ) -replace "wc-status", "svnstatus" ) `
-replace "item=", "itemstatus="
$statusObjects = $status.status.target | Foreach-Object { $_.entry } | Where-Object {
$_.svnstatus.itemstatus -match $Filter
} | Foreach-Object {
$_ | Select-Object @{ Name = "Status"; Expression = { $_.svnstatus.itemstatus } },
@{ Name = "Path"; Expression = { Join-Path ( Get-Location ) $_.path } }
} | Sort-Object Status, Path
if ( $NoFormat )
{
$statusObjects
}
else
{
$statusObjects | Format-Table -AutoSize
}
}
function Get-SvnLog( [string] $Path = ".",
[int] $Revision,
[int] $Limit = -1,
[switch] $Verbose,
[switch] $NoFormat )
{
$revisionString = ""
$limitString = ""
$verboseString = ""
if ( $Revision )
{
$revisionString = "--revision $Revision"
}
if ( $Limit -ne -1 )
{
$limitString = "--limit $Limit"
}
if ( $Verbose )
{
$verboseString = "--verbose"
}
[xml]$log = Invoke-Expression "svn log $( $path -join ',' ) --xml $revisionString $limitString $verboseString"
$logObjects = $log.log.logentry | Foreach-Object {
$logEntry = $_
$logEntry | Select-Object `
@{ Name = "Revision"; Expression = { [int]$logEntry.revision } },
@{ Name = "Author"; Expression = { $logEntry.author } },
@{ Name = "Date";
Expression = {
if ( $NoFormat )
{
[datetime]$logEntry.date
}
else
{
"{0:dd/MM/yyyy hh:mm:ss}" -f [datetime]$logEntry.date
}
} },
@{ Name = "Message"; Expression = { $logEntry.msg } } |
Foreach-Object {
# add the changed path information if the $Verbose parameter has been specified
if ( $Verbose )
{
$_ | Select-Object Revision, Author, Date, Message,
@{ Name = "ChangedPaths";
Expression = {
$paths = $logEntry.paths.path | Foreach-Object {
$_ | Select-Object `
@{ Name = "Change";
Expression = {
switch ( $_.action )
{
"A" { "added" }
"D" { "deleted" }
"M" { "modified" }
"R" { "replaced" }
default { $_.action }
}
} },
@{ Name = "Path"; Expression = { $_."#text" } }
}
if ( $NoFormat )
{
$paths
}
else
{
( $paths | Sort-Object Change | Format-Table -AutoSize | Out-String ).Trim()
}
}
}
}
else
{
$_
}
}
}
if ( $NoFormat )
{
$logObjects
}
else
{
$logObjects | Format-List
}
}
我把它们分别化名为svns和svnl。我还讨论了其他一些问题。这不是一个脚本,但一般来说,了解何时可以通过名称和位置来简化参数是很有帮助的 顾名思义,PowerShell只需要足够的资源将其缩小到一个。例如,
gci-r
起作用,但gci-f
可能是-filter
或-force
不带参数标签的指定值将按位置应用。因此,如果要指定-filter
,可以执行以下操作:
gci -r -fil *.cs
或者按位置提供
作为-path
,以便您也可以按位置指定-filter
:
gci -r . *.cs
好电话。我使用TFS Power Tool cmdlet的频率与我在上面键入的任何内容相同,但并非每个人都有TFS。如果您选择的源代码管理系统确实有某种对象模型,那么将其与Powershell相匹配是非常好的学习方法。如何使其停止在我无权访问的目录上中止?