PowerShell Where-Object 筛选出包含指定内容的行

敢说敢作敢为，无怨无恨无悔。这篇文章主要讲述PowerShell Where-Object 筛选出包含指定内容的行相关的知识，希望能为你提供帮助。
环境配置说明

Windows 21H1
PSVersion 5.1.19041.1320

示例
第一种写法

PS C:\\Users\\admin> Get-Process | Where-Object -FilterScript {$_.ProcessName -eq "svchost"}HandlesNPM(K)PM(K)WS(K)CPU(s)IdSI ProcessName --------------------------------- ----------- 219132880125163640 svchost 1237219728269607760 svchost 21812230094968200 svchost 223122904117528440 svchost 1111177500142808960 svchost 27911232879569440 svchost 23091876111449960 svchost 3891758321473211000 svchost 16871488568011200 svchost 2481332241400811360 svchost 40913146481470411800 svchost 243102464958812480 svchost 2291224161137612800 svchost 136203908606812880 svchost 18312114161816814080 svchost 12381408660814320 svchost 43292892691614520 svchost 2251228481391214680 svchost 20271244547214840 svchost 218101968719214920 svchost 10971252487216280 svchost 168121784725216640 svchost 17491732744817160 svchost 145101876841617320 svchost 3911541241111217480 svchost 3461328961378018320 svchost 271143196810019160 svchost 13371288587219240 svchost 127101492586819320 svchost 378142316889619400 svchost 389122780939620280 svchost 1971221601206420360 svchost 16991788702821360 svchost 40731102521486022160 svchost 186112012774422480 svchost 199111876755223720 svchost 19981608702823840 svchost 6112688121602026360 svchost 51424182642706426440 svchost 32518272483148026560 svchost 4011697722008026960 svchost 215122504998827840 svchost 12571244506027960 svchost 3691727801033628200 svchost 3881945962079628720 svchost 10371244494429280 svchost 3551450801339630560 svchost 195112440837631120 svchost 295155712195842.0832441 svchost 525248436699801.3934001 svchost 2731230281632036840 svchost 3862266922728437960 svchost 266162800899638920 svchost 16891800728840080 svchost 2811742281819242400 svchost 3181941881704043640 svchost 319163956365681.2351361 svchost 157101712748851680 svchost 881991836967616052480 svchost 536265612221960.4155761 svchost 54120141841987656840 svchost 220132592880863400 svchost 48719215042410067400 svchost 187101880738467720 svchost 232152116701670560 svchost 138915401000475160 svchost 12081548704488600 svchost

第二种写法

PS C:\\Users\\admin> Get-Process | Where ProcessName -eq svchostHandlesNPM(K)PM(K)WS(K)CPU(s)IdSI ProcessName --------------------------------- ----------- 219132880117643640 svchost 1244219880263767760 svchost 21812230086768200 svchost 223122980113568440 svchost 1120187644138128960 svchost 27811233670969440 svchost 23691876104929960 svchost 3991761241214411000 svchost 16871488484411200 svchost 2481332241326011360 svchost 40813144641348011800 svchost 247102612903212480 svchost 2291224161054812800 svchost 137203900529212880 svchost 18913117401696014080 svchost 12381408597614320 svchost 43292892624014520 svchost 2251229121347614680 svchost 20471244484814840 svchost 222102124665614920 svchost 10971252426016280 svchost 168121784649616640 svchost 17491732676417160 svchost 14591728769617320 svchost 3911541201035617480 svchost 3461328961274818320 svchost 278143312765619160 svchost 13371288517619240 svchost 127101492535619320 svchost 378142320819619400 svchost 389122860877620280 svchost 1971221841199220360 svchost 16791808655221360 svchost 4103299681352022160 svchost 186112008700822480 svchost 199111876688023720 svchost 22381616631623840 svchost 6052686721552826360 svchost 51424183362570026440 svchost 33118271682402026560 svchost 42717104521980826960 svchost 215122516941227840 svchost 12571244430027960 svchost 369172780912428200 svchost 3881945882062028720 svchost 10371244428029280 svchost 12881444665630520 svchost 3581451601324030560 svchost 195112440771631120 svchost 299155848190562.9132441 svchost 525238348690521.4834001 svchost 2731231001606836840 svchost 3802165722562037960 svchost 266162800825638920 svchost 16891800658840080 svchost 2811742281739242400 svchost 3181941881634043640 svchost 336164160357481.6751361 svchost 157101712674051680 svchost 747981827326006052480 svchost 536265612212600.4155761 svchost 54721142441967256840 svchost 220132592803263400 svchost 48719215562323267400 svchost 187101880672067720 svchost 12081528749669680 svchost 232152120639670560 svchost 13891540935275160 svchost

这两种写法在get-help Where-Object -full中有提到，可以试着阅读英文手册。

学习资料