Powershell select value from datatable，其中

# 创建一个数据表
$dataTable = New-Object System.Data.DataTable
$dataTable.Columns.Add("Name")
$dataTable.Columns.Add("Age")
$dataTable.Columns.Add("City")

# 添加数据行
$dataRow1 = $dataTable.NewRow()
$dataRow1["Name"] = "John"
$dataRow1["Age"] = 25
$dataRow1["City"] = "New York"
$dataTable.Rows.Add($dataRow1)

$dataRow2 = $dataTable.NewRow()
$dataRow2["Name"] = "Jane"
$dataRow2["Age"] = 30
$dataRow2["City"] = "London"
$dataTable.Rows.Add($dataRow2)

# 选择特定的值
$selectedValue = $dataTable | Select-Object -ExpandProperty Name

# 输出结果
$selectedValue