Most useful function
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function timestamp { case "$1" in 1) timestamp=`/bin/date '+%Y.%m.%d %k:%M:%S:%N'`;; 2) timestamp=`/bin/date '+%Y-%m-%d'`;; 3) timestamp=`/bin/date '+%Y-%m-%d'`;; 4) timestamp=`/bin/date '+%Y'`;; 5) timestamp=`/bin/date '+%k:%M'`;; *) timestamp=`/bin/date '+%Y.%m.%d %k:%M:%S'`;; esac echo $timestamp } echo "now is `timestamp 5`" |
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function Get-Timestamp() { param ( [Parameter(Mandatory=$false)][string]$type="1" ) $Now = [System.DateTime]::Now switch($type) { 1 {[string]$ret = $Now.ToString("yyyy.MM.dd HH:mm:ss")} 2 {[string]$ret = $Now.ToString("yyyy.MM.dd")} 3 {[string]$ret = $Now.ToString("yyyy-MM-dd__HH-mm")} 4 {[string]$ret = $Now.ToString("yyyy-MM-dd")} 5 {[string]$ret = $Now.ToString("dddd")} 6 {[string]$ret = $Now.ToString("yyyyMMddHHmmss")} 7 {[string]$ret = $Now.ToString("yyyy.MM.dd HH:mm:ss.ff")} 8 {[string]$ret = $Now.ToString("yyyyMMddHHmmssff")} } return $ret } Write-Host "today is $(Get-Timestamp -type 5)" |
The script executes a commands stored in a variable (array). The output is conveniently collected and stored in a log file.
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[string]$log = "c:\temp\log.txt" [array]$commands = @( 'if (!([System.Environment]::OSVersion.Version).Major -ge 6) {"win xp"} else {"win 7 or higher"}'; 'gps | select id,@{Name="WorkingSet(MB)";Expression={"{0:N1} M" -f($_.WorkingSet/1mb)}},name,company | sort name | ft'; 'netstat -noa -p TCP | findstr /i close' ) foreach ($command in $commands) { $command = [scriptblock]::Create($command) [array]$output = & $command $output | fl | Out-File -FilePath $log -Encoding UTF8 -Append } |
DateTime format year.month.day hour:minute:second (all with leading zeros) e.g.: 2013.05.24 07:30:04
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PowerShell [System.DateTime]::Now.ToString("yyyy.MM.dd HH:mm:ss") Get-Date -Format "yyyy.MM.dd HH:mm:ss" RHEL date '+%Y.%m.%d %k:%M:%S' HP-UX date '+%Y.%m.%d %H:%M:%S' C# DateTime.Now.ToString("yyyy.MM.dd HH:mm:ss"); PHP date('Y.m.d H:i:s') VBS WScript.Echo ("yyyy",Now()) & "." & Right("0" & DatePart("m",Now()), 2) & "."_ & Right("0" & DatePart("d",Now()), 2)& " " & FormatDateTime(Now(), vbLongTime) |