The following example counts the number of objects returned by GitHub. Then counts the number of objects enumerated to the pipeline. PowerShell Copy $uri = 'https://api.github.com/repos/microsoftdocs/powershell-docs/issues' $x = 0 Invoke-RestMethod -Uri $uri | ForEach-Object {...
while (items != null && items.Count == 1) { // Increment the line number each time a line is // processed. lineNumber++; String message = String.Format("Testing line {0} : {1}", lineNumber, items[0]); WriteDebug(message); result = SelectString(items[0]); if (result !...
-TotalCount Specifies the number of commands to get. You can use this parameter to limit the output of a command. Type:Int32 Position:Named Default value:None Required:False Accept pipeline input:True Accept wildcard characters:False -UseAbbreviationExpansion ...
If a numberToReturn is specified, the first collection, contains the passing items, not to exceed the value specified.The remaining objects, even those that PASS the expression filter, are returned in the second collection.PowerShell Copy
$a = (1, 2) -eq 3 $a.GetType().Name $a.Count Output Copy Object[] 0 There are a few exceptions: The containment and type operators always return a Boolean value The -replace operator returns the replacement result The -match and -notmatch operators also populate the $Matches...
if($textFiles=Get-ChildItem*.txt) {$textFiles.Count } In this example, if no files match, theGet-ChildItemcommand returns nothing and assigns nothing to$textFiles, which is considered$falsein a boolean context. If one or moreFileInfoobjects are assigned to$textFiles, the conditional evaluates...
(process) : Count = 1; val = 5; $_ = 1 (process) : Count = 2; val = 5; $_ = 2 (process) : Count = 3; val = 5; $_ = 3 ( end) : Count = 3; val = 5 有一类script和function用在pipeline里面对输入的对象进行逐一处理。
Specifies the maximum number of bytes returned for columns with binary string data types, such as binary and varbinary. The default value is 1,024 bytes. Type:Int32 Position:Named Default value:None Required:False Accept pipeline input:False ...
The -ThrottleLimit parameter limits the number of script blocks running in parallel at a given time, and its default value is 5. This new feature also supports jobs, where you can choose to have a job object returned instead of having results written to the console. Copy $Job = 1..5 ...
Use SessionId and SessionCommand to repeatedly run the cmdlet until you get zero returns, or hit the maximum number of results based on the session command. To gauge progress, look at the ResultIndex (hits in the current iteration) and ResultCount (hits for all iterations) properties of the...