[lang-ref] 文字列中の変数補完 ( powershell )

It 'should perform string interpolation with variable' {
    # "${...}"
    $name = 'John'

    $s = "My name is $name."
    $s | Should -Be 'My name is John.'

    $s = "My name is ${name}."
    $s | Should -Be 'My name is John.'
}