$arrColors = "blue", "red", "green", "yellow", "white", "pink", "orange", "turquoise"

# 判断数组是否包含指定元素
$arrColors -contains "black"

# 判断数组是否包含指定元素(大小写敏感)
$arrColors -ccontains "Green"

# 判断数组是否不包含指定元素
$arrColors -notcontains "violet"

# 判断数组是否不包含指定元素(大小写敏感)
$arrColors -cnotcontains "Green"
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