{"id":33117,"date":"2010-11-26T19:15:18","date_gmt":"2010-11-26T18:15:18","guid":{"rendered":"https:\/\/www.fuhaijun.com\/?p=33117"},"modified":"2024-11-06T11:21:43","modified_gmt":"2024-11-06T03:21:43","slug":"windows-powershell-2-0%e5%91%bd%e4%bb%a4%e5%88%ab%e5%90%8d%e6%8a%80%e5%b7%a7%e4%b8%8e%e5%86%85%e7%bd%ae%e5%88%ab%e5%90%8d","status":"publish","type":"post","link":"https:\/\/www.fuhaijun.com\/?p=33117","title":{"rendered":"Windows PowerShell 2.0\u547d\u4ee4\u522b\u540d\u6280\u5de7\u4e0e\u5185\u7f6e\u522b\u540d"},"content":{"rendered":"

\u547d\u4ee4\u522b\u540d\u53ef\u4ee5\u901a\u8fc7\u7b80\u5316\u7684\u547d\u4ee4\u5f15\u7528\u8ba9\u7528\u6237\u5927\u5927\u51cf\u5c11\u51fb\u952e\u7684\u6b21\u6570\uff0cPowerShell\u4e3a\u5176\u5197\u957f\u7684cmdlet\u540d\u63d0\u4f9b\u4e86\u66f4\u77ed\u7684\u522b\u540d\uff0c\u800c\u4e14\u9f13\u52b1\u7528\u6237\u5b9a\u4e49\u81ea\u5df1\u7684\u522b\u540d\u3002\u7136\u800c\u5982\u679c\u4e0d\u5408\u7406\u5730\u4f7f\u7528\u522b\u540d\uff0c\u5c06\u4f1a\u5e26\u6765\u4e0e\u5176\u76f8\u5173\u7684\u95ee\u9898\u3002\u522b\u540d\u662f\u5f88\u53cb\u597d\u7684\u79fb\u690d\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u5176\u63d0\u4f9b\u7528\u6237\u719f\u6089\u7684\u64cd\u4f5c\u7cfb\u7edf\u73af\u5883\uff0c\u5e76\u4e14\u4fbf\u4e8e\u7a0b\u5e8f\u7684\u79fb\u690d\u3002<\/p>\n

\u522b\u540d\u63d0\u793a\u3001\u6280\u5de7\u548c\u7f3a\u9677<\/b><\/p>\n

\u522b\u540d\u7684\u51fa\u73b0\u786e\u5b9e\u7b80\u5316\u4e86\u7528\u6237\u7684\u8f93\u5165\uff0c\u4f46\u4e0e\u6b64\u540c\u65f6\u4e5f\u964d\u4f4e\u4e86\u811a\u672c\u7684\u53ef\u8bfb\u6027\u5e76\u589e\u52a0\u4e86\u7528\u6237\u5bf9\u547d\u4ee4\u7684\u8bb0\u5fc6\u91cf\uff0c\u56e0\u4e3a\u522b\u540d\u7684\u51fa\u73b0\u5f3a\u8feb\u7528\u6237\u8bb0\u5fc6\u6bcf\u4e2a\u522b\u540d\u6307\u5411\u7684\u547d\u4ee4\u3002\u6240\u4ee5\u522b\u540d\u7684\u4f7f\u7528\u5e94\u8be5\u5bfb\u627e\u7b80\u5316\u8f93\u5165\u4e0e\u4fbf\u4e8e\u8bb0\u5fc6\u7684\u6298\u4e2d\u70b9\uff0c\u8fd9\u6837\u624d\u80fd\u53d1\u6325\u522b\u540d\u6700\u5927\u7684\u529f\u6548\u3002\u5bf9\u6bd4\u4e0b\u9762\u7684\u4ee3\u7801\u7247\u6bb5\uff1a<\/p>\n

Get-ChildItem *.txt | Where-Object { $_.Length -gt 5KB} | `\nForEach-Object { $_.Name }<\/pre>\n
\u4ee5\u53ca\u4e0b\u9762\u7684\u4ee3\u7801\u7247\u6bb5\uff1a<\/p>\n
gci *.txt | ? { $_.Length -gt 5KB} | % { $_.Name }<\/pre>\n
\u524d\u4e00\u6bb5\u4fbf\u4e8e\u7406\u89e3\uff0c\u66f4\u63a5\u8fd1\u5e73\u5e38\u7684\u81ea\u7136\u8bed\u8a00\u3002\u800c\u540e\u4e00\u6bb5\u5373\u4fbf\u662f\u719f\u7ec3\u7684\u811a\u672c\u7f16\u5199\u8005\u4e5f\u9700\u8981\u82b1\u65f6\u95f4\u8003\u8651\uff1f\u662fWhere-Object\u7684\u522b\u540d\uff0c\u800c%\u662fForEach-Object\u7684\u522b\u540d\u3002\u901a\u5e38\u6765\u8bf4\uff0c\u5982\u679c\u662f\u9700\u8981\u591a\u6b21\u91cd\u590d\u4f7f\u7528\u7684\u811a\u672c\uff0c\u5c24\u5176\u662f\u53ef\u80fd\u5bf9\u5916\u53d1\u5e03\u7684\u811a\u672c\uff0c\u6700\u597d\u662f\u4f7f\u7528\u5b8c\u6574\u7684\u547d\u4ee4\u6765\u4e66\u5199\uff0c\u8fd9\u6837\u7684\u811a\u672c\u53ef\u8bfb\u6027\u5f3a\uff1b\u5982\u679c\u53ea\u662f\u81ea\u5df1\u6216\u8005\u5728\u8f83\u5c0f\u8303\u56f4\u5185\u4f7f\u7528\u7684\u811a\u672c\uff0c\u5219\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u7231\u597d\u7f16\u5199\u3002<\/p>\n
1.1 \u540d\u79f0\u51b2\u7a81<\/p>\n
\u5bf9\u4e8e\u522b\u540d\u6765\u8bf4\uff0c\u540d\u79f0\u5e94\u8be5\u662f\u5176\u6700\u91cd\u8981\u7684\u7279\u5f81\uff0c\u6240\u4ee5\u5728\u5b9a\u4e49\u522b\u540d\u65f6\u5c24\u5176\u8981\u7559\u610f\uff0c\u56e0\u4e3a\u522b\u540d\u4f1a\u5c4f\u853d\u540c\u540d\u7684\u5176\u4ed6\u547d\u4ee4\u548c\u51fd\u6570\u3002\u4e0b\u9762\u521b\u5efa\u540d\u4e3a\u201cGet-Command\u201d\u7684\u522b\u540d\uff1a<\/p>\n
PS C:\\> Set-Alias Get-Command dir\nPS C:\\> Get-Command\n\n    Directory: C:\\\n\nMode         LastWriteTime          Length   Name\n----           -------------            ------    ----\nd----         2008-6-10     21:43            Documents and Settings\nd----         2008-9-23     20:41            Downloads\nd----         2008-9-22     23:52            PowerShell\nd----         2008-9-18      8:32            Program Files\nd----         2008-9-24     19:57            WINDOWS\n\u2026<\/pre>\n
\u5185\u7f6e\u7684cmdlet\u4e2d\u5df2\u6709\u540d\u4e3a\u201cGet-Command\u201d\u7684cmdlet\uff0c\u8fd9\u91cc\u518d\u6b21\u5b9a\u4e49\u4e0e\u5176\u540c\u540d\u7684\u522b\u540d\u3002\u5e76\u4e14\u8d77\u4f5c\u7528\u7684\u662f\u522b\u540d\uff0c\u800c\u4e0d\u662f\u539f\u6709\u5185\u7f6e\u7684Get-Command\u3002\u7531\u6b64\u53ef\u4ee5\u63a8\u6d4b\u540c\u540d\u60c5\u51b5\u4e0b\u522b\u540d\u7684\u4f18\u5148\u7ea7\u9ad8\u4e8e\u540c\u540dcmdlet\u3002\u5b9a\u4e49\u7684\u522b\u540d\u5df2\u7ecf\u5c4f\u853d\u4e86cmdlet\u7684\u6267\u884c\uff0c\u952e\u5165\u7684Get-Command\u8c03\u7528\u7684\u662f\u5176\u6307\u5411\u7684dir\u547d\u4ee4\uff0c\u8fd9\u662f\u5728PowerShell\u8bed\u8a00\u8bbe\u8ba1\u65f6\u5b9a\u4e49\u7684\u4f18\u5148\u7ea7\u987a\u5e8f\uff0c\u5f53\u5728\u63a7\u5236\u53f0\u952e\u5165\u67d0\u4e2a\u547d\u4ee4\u540e\uff0cPowerShell\u89e3\u6790\u5668\u4f1a\u5206\u4f18\u5148\u7ea7\u5728\u4e0d\u540c\u7684\u8303\u56f4\u5185\u641c\u7d22\u8be5\u547d\u4ee4\u3002<\/p>\n
\uff081\uff09\u522b\u540d\uff1aShell\u4f1a\u9996\u5148\u641c\u7d22\u522b\u540d\uff0c\u5982\u679c\u53d1\u73b0\u5bf9\u5e94\u7684\u522b\u540d\uff0c\u5219\u6267\u884c\u5e76\u505c\u6b62\u641c\u7d22\u3002<\/p>\n
\uff082\uff09\u51fd\u6570\uff1a\u5728\u51fd\u6570\u8303\u56f4\u5185\u67e5\u627e\u5bf9\u5e94\u7684\u5b9a\u4e49\u3002<\/p>\n
\uff083\uff09Cmdlet\uff1a\u641c\u7d22\u5df2\u7ecf\u6ce8\u518c\u7684cmdlet\u3002<\/p>\n
\uff084\uff09\u53ef\u6267\u884c\u6587\u4ef6\uff1a\u5728\u5f53\u524d\u76ee\u5f55\u53ca\u5728System\u7684PATH\u73af\u5883\u53d8\u91cf\u4e2d\u6307\u5b9a\u76ee\u5f55\u4e2d\u67e5\u627e\u901a\u5e38\u4f1a\u5305\u542b\u540e\u7f00\u4e3a.exe\u3001.cmd\u548c.bat\u7b49\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n
\uff085\uff09\u811a\u672c\uff1a\u67e5\u627e\u5305\u542bps1\u540e\u7f00\u7684PowerShell\u811a\u672c\u6587\u4ef6\u3002<\/p>\n
\uff086\uff09\u666e\u901a\u6587\u4ef6\uff1a\u5c1d\u8bd5\u8fd0\u884c\u5df2\u6709\u6253\u5f00\u65b9\u5f0f\u7684\u666e\u901a\u6587\u4ef6\u3002<\/p>\n
\u4f8b\u5982\uff0c\u521b\u5efa\u540d\u4e3a\u201cGet-ChildItem\u201d\u7684\u522b\u540d\uff0c\u8ba9\u8be5\u522b\u540d\u6307\u5411Write-Host\u6267\u884c\u4e0e\u5176\u76f8\u540c\u7684\u64cd\u4f5c\uff0c\u5df2\u7ecf\u6307\u5411Get-ChildItem\u7684\u522b\u540ddir\u4e5f\u5c06\u4f1a\u53d7\u5230\u5f71\u54cd\uff0c\u5982\u4e0b\u4f8b\u6240\u793a\uff1a<\/p>\n
PS C:\\> Set-Alias Get-ChildItem Write-Host\nPS C:\\> dir C:\\\nC:\\\nPS C:\\><\/pre>\n
\u6b63\u5982\u6240\u770b\u5230\u7684\uff0c\u6307\u5411Get-ChildItem\u7684\u522b\u540ddir\u5df2\u7ecf\u88ab\u8f6c\u5411\u6267\u884cWrite-Host\u7684\u64cd\u4f5c\u3002\u5185\u90e8\u7684\u64cd\u4f5c\uff0c\u5982\u5185\u7f6e\u7684Tab\u81ea\u52a8\u8865\u5168\u529f\u80fd\u5df2\u7ecf\u5931\u6548\u3002\u5f88\u663e\u7136\uff0c\u8fd9\u4e2a\u7279\u6027\u57fa\u4e8eGet-ChildItem\uff0c\u8fd9\u6837PowerShell\u539f\u6709\u7684\u529f\u80fd\u5df2\u7ecf\u88ab\u7834\u574f\uff0c\u6240\u4ee5\u5728\u5b9a\u4e49\u522b\u540d\u65f6\u8981\u7279\u522b\u6ce8\u610f\uff0c\u4e00\u65e6\u65b0\u522b\u540d\u9519\u8bef\u5730\u8986\u76d6\u5df2\u6709\u7684\u547d\u4ee4\uff0c\u5f88\u53ef\u80fd\u4f1a\u5e26\u6765\u610f\u60f3\u4e0d\u5230\u7684\u5f02\u5e38\uff0c\u8fd9\u79cd\u60c5\u51b5\u88ab\u79f0\u4e4b\u4e3a\u201c\u540d\u79f0\u51b2\u7a81\u201d\u3002<\/p>\n
\u6b64\u7c7b\u540d\u79f0\u51b2\u7a81\u7684\u53d1\u751f\u4e00\u822c\u662f\u65e0\u610f\u7684\u552f\u4e00\u80fd\u5bdf\u89c9\u5230\u6b64\u7c7b\u95ee\u9898\u7684\u65b9\u6cd5\u662f\u901a\u8fc7Get-Alias\u547d\u4ee4\u67e5\u770b\u662f\u5426\u6709\u547d\u4ee4\u88ab\u901a\u8fc7\u522b\u540d\u6307\u5411\u5230\u975e\u9884\u671f\u7684\u4f4d\u7f6e\uff0c\u5982\uff1a<\/p>\n
PS C:\\> Get-Alias Get-ChildItem\n\nCommandType    Name                               Definition\n-----------         ----                                 ----------\nAlias              Get-ChildItem                        Write-Host\nPS C:\\><\/pre>\n
\u8fd9\u6837\u6307\u5411\u7684\u522b\u540d\u524a\u5f31\u4e86PowerShell\u672c\u8eab\u7684\u529f\u80fd\uff0c\u524d\u9762\u66fe\u7ecf\u901a\u8fc7\u5220\u9664alias:\\\u9a71\u52a8\u5668\u4e2d\u522b\u540d\u7684\u5f62\u5f0f\u91ca\u653e\u88ab\u9519\u8bef\u522b\u540d\u6307\u5411\u7684\u547d\u4ee4\uff0c\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\u4f8b\u6240\u793a\uff1a<\/p>\n
PS C:\\> Set-Alias Get-Alias Write-Host\nPS C:\\> Get-Alias Get-Alias\nGet-Alias\nPS C:\\> Set-Alias Get-ChildItem Write-Host\nPS C:\\> dir alias:\\Get-Alias\nalias:\\Get-Alias\nPS C:\\> Remove-Item alias:\\Get-ChildItem\nPS C:\\> Remove-Item alias:\\Get-Alias\nPS C:\\> Remove-Item alias:\\Get-Command<\/pre>\n
\u9700\u8981\u5f3a\u8c03\u7684\u662f\u524d\u9762\u7684dir\u547d\u4ee4\u53ea\u8f93\u51fa\u5176\u7684\u8f93\u5165\uff0c\u662f\u56e0\u4e3a\u5b83\u88ab\u901a\u8fc7\u522b\u540d\u6307\u5411\u4e86Write-Host\u3002\u80fd\u591f\u770b\u5230\u5c06Get-Alias\u4e5f\u6307\u5411\u5230Write-Host\u4e4b\u540e\u8c03\u7528Get-Alias\uff0c\u4e5f\u6267\u884cWrite-Host\u7684\u64cd\u4f5c\u3002\u540e\u9762\u901a\u8fc7Remove-Item\u547d\u4ee4\u64cd\u4f5c\u522b\u540d\u9a71\u52a8\u5668alias:\\\u4e2d\u5bf9\u5e94\u7684\u522b\u540d\u8bb0\u5f55\u79fb\u9664\u51b2\u7a81\u7684\u522b\u540d\uff0c\u5c06Shell\u6062\u590d\u5230\u6b63\u5e38\u7684\u72b6\u6001\u4e0b\u3002\u4e00\u79cd\u6781\u7aef\u7684\u60c5\u51b5\u662falias:\\\u9a71\u52a8\u5668\u88ab\u9519\u8bef\u6307\u5411\uff0c\u800c\u4e14New-PSDrive\u547d\u4ee4\u88ab\u6307\u5411\u5176\u4ed6\u547d\u4ee4\uff0c\u8fd9\u4e2a\u5df2\u6ca1\u6709\u529e\u6cd5\u901a\u8fc7\u79fb\u9664\u522b\u540d\u9a71\u52a8\u5668alias:\\\u4e2d\u7684\u522b\u540d\u7684\u65b9\u6cd5\u6765\u6e05\u9664\u88ab\u6076\u610f\u8986\u76d6\u522b\u540d\u3002\u6b64\u65f6\u5fc5\u987b\u9700\u8981\u91cd\u542fPowerShell\u7684\u8fdb\u7a0b\u8ba9\u5185\u7f6e\u7684\u522b\u540d\u548c\u547d\u4ee4\u6062\u590d\u5230\u521d\u59cb\u72b6\u6001\uff0c\u5f53\u7136\u5728\u91cd\u542f\u8fdb\u7a0b\u4e4b\u524d\u8fd8\u9700\u8981\u68c0\u67e5$PROFILE\uff0c\u8981\u9884\u9632\u914d\u7f6e\u6587\u4ef6\u4e2d\u5df2\u7ecf\u5199\u5165\u4e86\u522b\u540d\u91cd\u65b0\u6307\u5411\u7684\u547d\u4ee4\u3002\u7531\u6b64\u53ef\u89c1\u522b\u540d\u7684\u6307\u5411\u975e\u5e38\u91cd\u8981\uff0c\u8bbe\u7f6e\u4e0d\u5f53\u5c06\u4f1a\u5bf9PowerShell\u7684\u6b63\u5e38\u8fd0\u884c\u9020\u6210\u5f88\u5927\u5f71\u54cd\u3002<\/p>\n
1.2 \u590d\u6742\u522b\u540d<\/p>\n
\u522b\u540d\u63d0\u4f9b\u4e86\u4ece\u547d\u4ee4\u540d\u6620\u5c04\u5230\u53e6\u5916\u4e00\u4e2a\u522b\u540d\u7684\u673a\u5236\u3002\u5728\u67d0\u4e9b\u73af\u5883\u4e0b\u53ef\u80fd\u9700\u8981\u5728\u6267\u884c\u524d\u5c06\u590d\u6742\u7684\u547d\u4ee4\uff0c\u751a\u81f3\u662f\u76f8\u5173\u7684\u53c2\u6570\u4f5c\u4e3a\u522b\u540d\u3002PowerShell\u5e76\u4e0d\u652f\u6301\u5e26\u53c2\u6570\u7684\u522b\u540d\uff0c\u5982\uff0c\u5982\u679c\u9700\u8981\u5b9a\u4e49\u901a\u8fc7\u9012\u5f52\u8c03\u7528\u5217\u51fa\u6240\u6709\u5b50\u76ee\u5f55\u6587\u4ef6\u7684\u522b\u540ddir-recurse\uff0c\u5219\u4e0d\u80fd\u6309\u7167\u4e0b\u9762\u7684\u5b9a\u4e49\u65b9\u5f0f\u64cd\u4f5c\uff1a<\/p>\n
PS C:\\> Set-Alias dir-recurse "dir -recurse"\nPS C:\\> dir-recurse\nCannot resolve alias 'dir-recurse' because it refers to term 'dir -recurse', which is not recognize\nd as a cmdlet, function, operable program, or script file. Verify the term and try again.\nAt line:1 char:12\n+ dir-recurse <<<<\n    + CategoryInfo          : ObjectNotFound: (dir-recurse:String) [], CommandNotFoundException\n    + FullyQualifiedErrorId : AliasNotResolvedException<\/pre>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\u5c3d\u7ba1\u8f93\u5165\u7684\u522b\u540d\u6307\u5411\u547d\u4ee4\u5e76\u4e0d\u5b58\u5728\uff0c\u4f46Set-Alias\u547d\u4ee4\u5e76\u6ca1\u6709\u629b\u51fa\u9519\u8bef\uff0c\u800c\u662f\u5728\u5c1d\u8bd5\u8c03\u7528\u522b\u540d\u65f6\u51fa\u73b0\u9519\u8bef\u3002\u53ef\u4ee5\u731c\u6d4b\u5728\u901a\u8fc7Set-Alias\u8bbe\u7f6e\u522b\u540d\u65f6\uff0c\u5e76\u4e0d\u4f1a\u9a8c\u8bc1\u522b\u540d\u6307\u5411\u7684\u547d\u4ee4\u662f\u5426\u5b58\u5728\u3002\u9996\u5148\u79fb\u9664\u5df2\u7ecf\u51fa\u9519\u7684\u522b\u540d\uff0c\u968f\u540e\u5b9a\u4e49\u8c03\u7528dir\u547d\u4ee4\u5e76\u4f20\u9012-recurse\u53c2\u6570\u7684\u51fd\u6570\uff1a<\/p>\n
PS C:\\> del Alias:\\dir-recurse\nPS C:\\> function dir-recurse\n>> {\n>>     dir -recurse\n>> }\n>>\nPS C:\\> dir-recurse\n\n    Directory: C:\\\n\nMode                LastWriteTime     Length Name\n----                -------------     ------ ----\nd----         2008-6-10     21:43            Documents and Settings\nd----         2008-9-23     20:41            Downloads\nd----         2008-9-22     23:52            PowerShell\nd----         2008-9-18      8:32            Program Files\nd----         2008-9-24     19:57            WINDOWS\n\u2026<\/pre>\n
\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u522b\u540d\u5c4f\u853d\u5185\u7f6e\u7684cmdlet\uff0c\u4ece\u800c\u901a\u8fc7\u5b9a\u4e49\u4e0e\u5185\u7f6ecmdlet\u540c\u540d\u51fd\u6570\u7684\u65b9\u6cd5\u6765\u5bf9\u5185\u7f6ecmdlet\u529f\u80fd\u4e0d\u591f\u5b8c\u5584\u5904\u6ce8\u5165\u91cd\u8f7d\u3002\u51fd\u6570\u662f\u652f\u6301\u901a\u8fc7\u522b\u540d\u91cd\u65b0\u6307\u5411\u7684\uff0c\u4e0b\u4f8b\u662f\u5c06\u522b\u540ddirr\u6307\u5411dir-recurse\u51fd\u6570\u7684\u65b9\u6cd5\uff1a<\/p>\n
PS C:\\> Set-Alias dirr dir-recurse\nPS C:\\> dirr\n\n    Directory: C:\\\n\nMode                LastWriteTime     Length Name\n----                -------------     ------ ----\nd----         2008-6-10     21:43            Documents and Settings\nd----         2008-9-23     20:41            Downloads\nd----         2008-9-22     23:52            PowerShell\nd----         2008-9-18      8:32            Program Files\nd----         2008-9-24     19:57            WINDOWS\n\u2026<\/pre>\n
1.3 \u5220\u9664\u7834\u635f\u522b\u540d<\/p>\n
\u8bbe\u7f6e\u522b\u540d\u65f6\u4f7f\u7528\u7684\u547d\u4ee4Set-Alias\u548cNew-Alias\uff0c\u4f46\u662fPowerShell\u672a\u63d0\u4f9b\u5728\u521b\u5efa\u522b\u540d\u65f6\u9a8c\u8bc1\u547d\u4ee4\u5b9a\u4e49\u6709\u6548\u6027\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u521b\u5efa\u4e00\u4e2a\u5b8c\u5168\u9519\u8bef\u7684\u522b\u540d\uff1a<\/p>\n
PS C:\\> Set-Alias Wrong-Alias Something-Completely-Broken\nPS C:\\> Wrong-Alias\nCannot resolve alias 'Wrong-Alias' because it refers to term 'Something-Completely-Broken', which i\ns not recognized as a cmdlet, function, operable program, or script file. Verify the term and try a\ngain.\nAt line:1 char:12\n+ Wrong-Alias <<<<\n    + CategoryInfo          : ObjectNotFound: (Wrong-Alias:String) [], CommandNotFoundException\n    + FullyQualifiedErrorId : AliasNotResolvedException\n\nPS C:\\><\/pre>\n
\u80fd\u591f\u770b\u5230\u5728\u5b9a\u4e49\u522b\u540d\u7684\u8fc7\u7a0b\u4e2d\u5e76\u6ca1\u6709\u62a5\u9519\uff0c\u53ea\u662f\u5728\u5c1d\u8bd5\u8c03\u7528\u521b\u5efa\u7684\u522b\u540d\u65f6\u5f97\u5230\u9519\u8bef\u4fe1\u606f\u3002\u968f\u7740\u65f6\u95f4\u7684\u589e\u957f\uff0c\u53ef\u80fd\u4f1a\u5728\u79ef\u7d2f\u5927\u91cf\u7834\u635f\u522b\u540d\u3002\u53ef\u4ee5\u901a\u8fc7\u68c0\u67e5\u522b\u540d\u7684Definition\u5c5e\u6027\uff0c\u5e76\u5c1d\u8bd5\u5c06\u5176\u503c\u4f5c\u4e3a\u547d\u4ee4\u89e3\u6790\uff0c\u5982\u679c\u5f97\u5230\u9519\u8bef\uff0c\u5219\u8bf4\u660e\u53d1\u73b0\u7834\u635f\u522b\u540d\u3002\u4e0b\u4f8b\u68c0\u67e5\u67d0\u4e2a\u522b\u540d\uff1a<\/p>\n
PS C:\\> Get-Command (Get-Alias Wrong-Alias).Definition\nGet-Command : The term 'Something-Completely-Broken' is not recognized as a cmdlet, function, opera\nble program, or script file. Verify the term and try again.\nAt line:1 char:12\n+ Get-Command <<<<  (Get-Alias Wrong-Alias).Definition\n    + CategoryInfo          : ObjectNotFound: (Something-Completely-Broken:String) [Get-Command],\n   CommandNotFoundException\n    + FullyQualifiedErrorId : CommandNotFoundException,Microsoft.PowerShell.Commands.GetCommandCom\n   mand\n\nPS C:\\><\/pre>\n
\u7531\u4e8e\u522b\u540dWrong-Alias\u6307\u5411\u7684\u547d\u4ee4Something-Completely-Broken\u5e76\u4e0d\u5b58\u5728\uff0c\u56e0\u6b64\u629b\u51fa\u4e86\u9519\u8bef\u3002\u8fd9\u6837\u53ef\u4ee5\u901a\u8fc7\u9a8c\u8bc1\u6bcf\u4e2a\u522b\u540d\u7684Definition\u5c5e\u6027\u68c0\u67e5\u522b\u540d\u7684\u6709\u6548\u6027\uff0c\u65b9\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
PS C:\\> Get-Alias | Where { !(Get-Command $_.Definition `\n>> -ErrorAction SilentlyContinue) }\n>>\n\nCommandType     Name                                      Definition\n-----------     ----                                      ----------\nAlias           Wrong-Alias                            Something-Completely-Broken\n\nPS C:\\><\/pre>\n
\u540c\u6837\u53ef\u4ee5\u5728\u67e5\u627e\u5230\u7834\u635f\u7684\u522b\u540d\u65f6\uff0c\u901a\u8fc7ForEach-Object\u5c06\u5bf9\u5e94\u7684\u522b\u540d\u5220\u9664\uff0c\u4ee5\u4fdd\u8bc1\u73b0\u6709\u522b\u540d\u7684\u6709\u6548\u6027\u3002\u6267\u884c\u7684\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
PS C:\\> Get-Alias | Where { !(Get-Command $_.Definition `\n>> -ErrorAction SilentlyContinue) } | ForEach-Object `\n>> { Remove-Item "alias:\\$($_.Name)" }\n>>\nPS C:\\> Get-Alias Wrong*\nPS C:\\><\/pre>\n
\u8fd9\u6837\u5904\u7406\u4e4b\u540e\u7cfb\u7edf\u4e2d\u5269\u4f59\u7684\u522b\u540d\u90fd\u662f\u7ecf\u8fc7\u6709\u6548\u6307\u5411\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7\u67e5\u770balias:\\\u9a71\u52a8\u5668\u627e\u51fa\u522b\u540d\u5bf9\u5e94\u7684\u8def\u5f84\u3002<\/p>\n
\u5185\u7f6e\u522b\u540d<\/b><\/p>\n
PowerShell\u5728\u53d1\u5e03\u65f6\u5df2\u7ecf\u5185\u7f6e\u4e86\u5927\u91cf\u7684\u522b\u540d\uff0c\u521b\u5efa\u8fd9\u4e9b\u522b\u540d\u7684\u76ee\u7684\u5728\u4e8e\u719f\u6089\u5176\u4ed6Shell\u7684\u7528\u6237\u53ef\u4ee5\u5f88\u5feb\u5730\u4e0a\u624b\u3002\u4e0b\u9762\u68c0\u67e5PowerShell\u5185\u7f6e\u7684\u522b\u540d\uff1a<\/p>\n
PS C:\\PowerShell\\Chapter08> (Get-Alias).length\n136<\/pre>\n
\u80fd\u591f\u770b\u5230\u5728PowerShell CP3\u7684\u7248\u672c\u4e2d\u5305\u542b136\u4e2a\u5185\u7f6e\u522b\u540d\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u522b\u540d\u5212\u5206\u4e3a\u5982\u4e0b3\u4e2a\u7c7b\u522b\u3002<\/p>\n
\uff081\uff09\u517c\u5bb9\u7684\u522b\u540d\uff1a\u6b64\u7c7b\u522b\u540d\u662f\u4e3a\u4e86\u7167\u987e\u7528\u6237\u7684\u64cd\u4f5c\u4e60\u60ef\u3002<\/p>\n
\uff082\uff09Unix Shell\u517c\u5bb9\u7684\u522b\u540d\uff1a\u5c1d\u8bd5\u6a21\u62df\u5728Unix Shell\u4e2d\u7c7b\u4f3cbash\u7684\u547d\u4ee4\u3002<\/p>\n
\uff083\uff09\u4fbf\u6377\u522b\u540d\uff1a\u4e3a\u4e86\u4fbf\u4e8e\u7528\u6237\u64cd\u4f5c\u800c\u521b\u5efa\u7684\u6700\u5e38\u89c1\u7684\u522b\u540d\u3002<\/p>\n
\u7c7bcmd.exe\u522b\u540d<\/b><\/p>\n
\u5728PowerShell\u4e2d\u53ef\u4ee5\u4f7f\u7528\u5e38\u89c1\u7684\u6587\u4ef6\u64cd\u4f5c\u547d\u4ee4\uff0c\u5982dir\u3001cd\u53cacopy\u7b49cmd.exe\u5185\u7f6e\u7684\u547d\u4ee4\u3002\u5b83\u4eec\u662fPowerShell\u7684cmdlet\u521b\u5efa\u7684\u522b\u540d\uff0c\u4e0a\u8ff0\u76843\u4e2a\u547d\u4ee4\u5206\u522b\u5bf9\u5e94PowerShell\u4e2d\u5185\u7f6e\u7684Get-ChildItem\u3001Set-Location\u548cCopy-Item 3\u4e2acmdlet\u3002\u88688-1 \u6240\u793a\u4e3a\u6a21\u62dfcmd.exe\u7684\u5185\u7f6e\u522b\u540d\u3002<\/p>\n
\u88688-1 \u6a21\u62dfcmd.exe\u7684\u5185\u7f6e\u522b\u540d<\/p>\n
\u522b \u540d \u5bf9\u5e94cmdlet<\/p>\n
cls Clear-Host<\/p>\n
copy Copy-Item<\/p>\n
dir Get-ChildItem<\/p>\n
type Get-Content<\/p>\n
move Move-Item<\/p>\n
popd Pop-Location<\/p>\n
pushd Push-Location<\/p>\n
rd Remove-Item<\/p>\n
rmdir Remove-Item<\/p>\n
del Remove-Item<\/p>\n
ren Rename-Item<\/p>\n
chdir Set-Location<\/p>\n
cd Set-Location<\/p>\n
set Set-Variable<\/p>\n
echo Write-Output<\/p>\n
PowerShell\u7684\u8bbe\u8ba1\u8005\u5c06\u6bcf\u4e2acmdlet\u7684\u529f\u80fd\u5c3d\u53ef\u80fd\u5730\u7b80\u5355\uff0c\u8fd9\u6837\u6bcf\u4e2acmdlet\u76f8\u4e92\u4e4b\u95f4\u7684\u8026\u5408\u6027\u4f1a\u5f88\u5c0f\uff0c\u4fbf\u4e8e\u5b83\u4eec\u8054\u5408\u6784\u6210\u590d\u6742\u7684\u811a\u672c\u3002\u5982dir\u522b\u540d\u4e0d\u652f\u6301\u7528\u4e8e\u9012\u5f52\u7684\/s\u547d\u4ee4\u5f00\u5173\uff0c\u800c\u8d77\u5230\u76f8\u540c\u4f5c\u7528\u7684\u662f-Recurse\u3001-rec\u6216-r\u5f00\u5173\u53e6\u5e76\u4e14\u4f7f\u522b\u540d\u4e0d\u652f\u6301\u6839\u636e\u6307\u5b9a\u5c5e\u6027\u5bf9\u6392\u5e8f\u8bb0\u5f55\uff0c\u6392\u5e8f\u9700\u8981\u5c06\u7ed3\u679c\u901a\u8fc7\u7ba1\u9053\u4f20\u9012\u7ed9Sort-Object\u5b8c\u6210\u3002\u6ca1\u6709\u5f3a\u5236\u5c06\u6587\u4ef6\u5220\u9664\u548c\u76ee\u5f55\u5220\u9664\u5206\u5f00\uff0c\u56e0\u4e3a\u53ef\u4ee5erase\u3001delete\u3001rd\u548crmdir\u90fd\u662f\u540c\u4e00\u4e2acmdlet\uff0c\u5373Remove-Item\u7684\u522b\u540d\u3002\u9700\u8981\u5f3a\u8c03\u7684\u662fSet-Variable\u7684\u522b\u540d\u662fset\uff0c\u4f46\u5176\u4e0d\u540c\u4e8ecmd.exe\u4e2d\u7684set myvar=something\u7684\u8bed\u6cd5\u5f62\u5f0f\uff0c\u800c\u662f\u4f7f\u7528PowerShell\u4e2d\u7279\u6b8a\u7684set myvar something\u7684\u8bed\u6cd5\u3002\u5c24\u5176\u9700\u8981\u6ce8\u610f\u7684\u662f\u524d\u4e00\u79cd\u8bed\u6cd5\u5728PowerShell\u4e2d\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\u4e0d\u4f1a\u629b\u51fa\u4efb\u4f55\u7684\u9519\u8bef\u6216\u8b66\u544a\u3002\u5b83\u4e0d\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\uff0c\u5982\u4e0b\u4f8b\u6240\u793a\uff1a<\/p>\n
PS C:\\PowerShell\\Chapter08> Set myvar=something\nPS C:\\PowerShell\\Chapter08> $myvar\nPS C:\\PowerShell\\Chapter08> Set myvar something\nPS C:\\PowerShell\\Chapter08> $myvar\nsomething<\/pre>\n
\u4e0b\u4f8b\u5728cmd.exe\u4e0b\u8bbe\u7f6e\u53d8\u91cf\u5e76\u83b7\u53d6\u5176\u4e2d\u7684\u5185\u5bb9\uff1a<\/p>\n
C:\\>SET NAME=PowerShell\nC:\\>echo "Hello, %NAME%"\n"Hello, PowerShell"<\/pre>\n
\u4e0a\u8ff0\u8bed\u6cd5\u53ea\u662f\u5728cmd.exe\u4e0b\u7684\u6279\u5904\u7406\u8d77\u4f5c\u7528\uff0c\u5728PowerShell\u4e2d\u7684\u53d8\u91cf\u5747\u4ee5\u7f8e\u5143\u7b26\u5f00\u5934\u3002\u4e0b\u4f8b\u662f\u5728PowerShell\u4e2d\u6267\u884c\u76f8\u540c\u64cd\u4f5c\u7684\u65b9\u6cd5\uff1a<\/p>\n
PS C:\\PowerShell\\Chapter08> set NAME PowerShell\nPS C:\\PowerShell\\Chapter08> echo "Hello, $NAME"\nHello, PowerShell<\/pre>\n
\u4e0a\u9762\u7684\u4ee3\u7801\u770b\u8d77\u6765\u5f88\u7b28\u62d9\uff0c\u5728PowerShell\u4e2d\u53ef\u4ee5\u5b8c\u5168\u4e0d\u7528set\u522b\u540d\uff0c\u800c\u76f4\u63a5\u901a\u8fc7\u53d8\u91cf\u8d4b\u503c\u7684\u5f62\u5f0f\u5b9e\u73b0\u76f8\u540c\u7684\u529f\u80fd\uff0c\u5982\uff1a<\/p>\n
PS C:\\PowerShell\\Chapter08> $NAME = "PowerShell"\nPS C:\\PowerShell\\Chapter08> echo "Hello, $NAME"\nHello, PowerShell<\/pre>\n
\u9664\u4e86\u8fd9\u4e9b\u5dee\u5f02\u4ee5\u5916\uff0cPowerShell\u5728\u53d8\u91cf\u58f0\u660e\u3001\u8d4b\u503c\u548c\u5f15\u7528\u8bed\u6cd5\u4e0a\u5747\u4e0ecmd.exe\u76f8\u4f3c\u3002\u8bfb\u8005\u53ef\u4ee5\u5bf9\u6bd4\u5b66\u4e60\u4e8c\u8005\uff0c\u4ee5\u4fbf\u5c3d\u5feb\u638c\u63e1\u3002<\/p>\n
\u7c7bUnix\u522b\u540d<\/b><\/p>\n
\u4e3a\u4e86Unix\u7528\u6237\u80fd\u66f4\u65b9\u4fbf\u5730\u638c\u63e1\u548c\u4f7f\u7528PowerShell\uff0c\u5728\u522b\u540d\u7cfb\u7edf\u4e2d\u4e5f\u6dfb\u52a0\u4e86\u76f8\u5e94\u7684\u7c7bUnix\u522b\u540d\u3002\u88688-2\u6240\u793a\u4e3a\u7c7bUnix\u547d\u4ee4\u7684\u5185\u7f6e\u522b\u540d\u3002<\/p>\n
\u88688-2 \u6a21\u62dfUnix\u547d\u4ee4\u7684\u5185\u7f6e\u522b\u540d<\/p>\n
<\/p>\n
<\/p>\n
\u5176\u4e2d\u5305\u542b\u6240\u6709\u6587\u4ef6\u5b9a\u4f4d\u64cd\u4f5c\uff0c\u5982\u4f7f\u7528ls\u66ff\u4ee3dir\u4e5f\u80fd\u591f\u6267\u884c\u3002\u5728Unix\u4e2d\u7684\u57fa\u4e8e\u6587\u5b57\u7684\u6bd4\u8f83\u547d\u4ee4diff\u5728PowerShell\u4e0b\u53ef\u4ee5\u7528\u4e8e\u6bd4\u8f83\u5bf9\u8c61\u53ca\u5176\u5c5e\u6027\uff0c\u4e5f\u53ef\u7528\u4e8e\u6bd4\u8f83\u6587\u4ef6\u3002\u552f\u4e00\u4e0d\u540c\u662f\u8f93\u51fa\u4e0d\u662f\u7edf\u4e00\u3001\u6807\u51c6\u7684Unix\u4e0bdiff\u8f93\u51fa\u683c\u5f0f\uff0c\u800c\u662fPowerShell\u5bf9\u8c61\u6bd4\u8f83\u7684\u8f93\u51fa\u65b9\u5f0f\u3002<\/p>\n
PowerShell\u4e2dNew-PSDrive cmdlet\u7684\u522b\u540dmount\u548cUnix\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684mount\u529f\u80fd\u7c7b\u4f3c\u3002\u4f46\u6dfb\u52a0\u65b0\u9a71\u52a8\u5668\u53ca\u8bbf\u95ee\u7684\u8bed\u6cd5\u5374\u5b8c\u5168\u4e0d\u540c\uff0c\u800c\u4e14\u4e5f\u6ca1\u6709\u5185\u7f6e\u76f8\u5bf9\u5e94\u7684umount\u522b\u540d\u6620\u5c04\u5230Remove-PSDrive\u3002PowerShell\u548c\u64cd\u4f5c\u7cfb\u7edf\u4f7f\u7528\u7684\u9a71\u52a8\u5668\u662f\u5b8c\u5168\u4e0d\u540c\u7684\u6982\u5ff5\uff0c\u8bf7\u53c2\u9605\u7b2c9\u7ae0\u3002<\/p>\n
2.3 \u4fbf\u6377\u522b\u540d<\/p>\n
PowerShell\u5185\u7f6e\u547d\u4ee4\u7684\u4fbf\u6377\u522b\u540d\u5982\u88688-3\u6240\u793a\u3002<\/p>\n
\u88688-3 PowerShell\u5185\u7f6e\u547d\u4ee4\u7684\u4fbf\u6377\u522b\u540d<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
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\u603b \u7ed3<\/b><\/p>\n
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\u8d5b\u8fea\u7f51\u5730\u5740\uff1ahttp:\/\/tech.ccidnet.com\/art\/302\/20100630\/2100999_1.html<\/a><\/p>\n
\u4f5c\u8005: \u4ed8\u6d77\u519b
\n  
\u7248\u6743\uff1a\u672c\u6587\u7248\u6743\u5f52\u4f5c\u8005\u6240\u6709<\/p>\n
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\u4e2a\u4eba\u7f51\u7ad9: http:\/\/txj.shell.tor.hu\/<\/p>\n","protected":false},"excerpt":{"rendered":"
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