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Data update

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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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81
Task/Simple-database/PowerShell/simple-database-1.psh
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function db
{
[CmdletBinding(DefaultParameterSetName="None")]
[OutputType([PSCustomObject])]
Param
(
[Parameter(Mandatory=$false,
Position=0,
ParameterSetName="Add a new entry")]
[string]
$Path = ".\SimpleDatabase.csv",
[Parameter(Mandatory=$true,
ParameterSetName="Add a new entry")]
[string]
$Name,
[Parameter(Mandatory=$true,
ParameterSetName="Add a new entry")]
[string]
$Category,
[Parameter(Mandatory=$true,
ParameterSetName="Add a new entry")]
[datetime]
$Birthday,
[Parameter(ParameterSetName="Print the latest entry")]
[switch]
$Latest,
[Parameter(ParameterSetName="Print the latest entry for each category")]
[switch]
$LatestByCategory,
[Parameter(ParameterSetName="Print all entries sorted by a date")]
[switch]
$SortedByDate
)
if (-not (Test-Path -Path $Path))
{
'"Name","Category","Birthday"' | Out-File -FilePath $Path
}
$db = Import-Csv -Path $Path | Foreach-Object {
$_.Birthday = $_.Birthday -as [datetime]
$_
}
switch ($PSCmdlet.ParameterSetName)
{
"Add a new entry"
{
[PSCustomObject]@{Name=$Name; Category=$Category; Birthday=$Birthday} | Export-Csv -Path $Path -Append
}
"Print the latest entry"
{
$db[-1]
}
"Print the latest entry for each category"
{
($db | Group-Object -Property Category).Name | ForEach-Object {($db | Where-Object -Property Category -Contains $_)[-1]}
}
"Print all entries sorted by a date"
{
$db | Sort-Object -Property Birthday
}
Default
{
$db
}
}
}
db -Name Bev -Category friend -Birthday 3/3/1983
db -Name Bob -Category family -Birthday 7/19/1987
db -Name Gill -Category friend -Birthday 12/9/1986
db -Name Gail -Category family -Birthday 2/11/1986
db -Name Vince -Category family -Birthday 3/10/1960
db -Name Wayne -Category coworker -Birthday 5/29/1962

1
Task/Simple-database/PowerShell/simple-database-2.psh
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db

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Task/Simple-database/PowerShell/simple-database-3.psh
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db -Latest

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Task/Simple-database/PowerShell/simple-database-4.psh
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db -LatestByCategory

1
Task/Simple-database/PowerShell/simple-database-5.psh
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db -SortedByDate