Powershell positional parameters

test1.ps1

param (
	[Parameter()] $foo,
	[Parameter()] $bar
)

$foo
$bar

#output:
#> .\test1.ps1 0 1
#0
#1

test2.ps1

param (
	[Parameter(Position=0)] $foo,
	[Parameter()] $bar
)

$foo
$bar

#output:
#> .\test2.ps1 0 1
#test2.ps1 : A positional parameter cannot be found that accepts argument '1'.
#At line:1 char:11
#+ .\test.ps1 <<<<  -Foo 0 1
#    + CategoryInfo          : InvalidArgument: (:) [test.ps1], ParameterBindingException
#    + FullyQualifiedErrorId : PositionalParameterNotFound,test.ps1
#
#> .\test2.ps1 0 -Bar 1 
#0
#1

test3.ps1

param (
	[Parameter(Position=-2147483648)] $foo,
	[Parameter()] $bar
)

$foo
$bar

#output:
#> .\test3.ps1 0 1
#0
#1

test4.ps1

param (
	[Parameter(Position=2147483647)] $foo,
	[Parameter()] $bar
)

$foo
$bar

#> .\test4.ps1 0 1
#test4.ps1 : A positional parameter cannot be found that accepts argument '1'.
#At line:1 char:11
#+ .\test.ps1 <<<<  0 1
#    + CategoryInfo          : InvalidArgument: (:) [test.ps1], ParameterBindingException
#    + FullyQualifiedErrorId : PositionalParameterNotFound,test.ps1
#
#> .\test.ps1 0 -Bar 1
#0
#1