A
PS > $test = "abc"
PS > Clear-Variable test
PS > $null -eq $test
True
PS > [string]$test = "abc"
PS > Clear-Variable test
PS > $null -eq $test
False
PS > [string]::IsNullOrEmpty($test)
True
Size: a a a
A
PS > $test = "abc"
PS > Clear-Variable test
PS > $null -eq $test
True
PS > [string]$test = "abc"
PS > Clear-Variable test
PS > $null -eq $test
False
PS > [string]::IsNullOrEmpty($test)
True
IN
$var = $nullчтобы "удалить"?
A
4
AS
A
AS
AS
IN
M
M
4
4
4
4
4
4