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locate-city.ps1
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<#
.SYNOPSIS
Prints the geographic location of a city
.DESCRIPTION
This PowerShell script prints the geographic location of the given city.
.PARAMETER city
Specifies the name of the city to look for
.EXAMPLE
PS> ./locate-city.ps1 Amsterdam
* Amsterdam (United States, New York, population 21241) is at 42.9420°N, -74.1907°W
* Amsterdam (Netherlands, Noord-Holland, population 1031000) is at 52.3500°N, 4.9166°W
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$city = "")
try {
if ($city -eq "" ) { $city = Read-Host "Enter the name of the city" }
Write-Progress "Reading data/worldcities.csv..."
$table = Import-CSV "$PSScriptRoot/../data/worldcities.csv"
$foundOne = 0
foreach($row in $table) {
if ($row.city -eq $city) {
$foundOne = 1
$country = $row.country
$region = $row.admin_name
$lat = $row.lat
$long = $row.lng
$population = $row.population
Write-Host "* $city ($country, $region, population $population) is at $lat°N, $long°W"
}
}
if (-not $foundOne) { throw "No city '$city' found in database" }
exit 0 # success
} catch {
"⚠️ Error $($_.InvocationInfo.ScriptLineNumber): $($Error[0])."
exit 1
}