"苹果", "橘子","鸭梨", "a" => "橘子", "香蕉", "苹果") ;$result = array_unique ( $input ) ;print_r (">
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输出结果: array ( [1] => 苹果 [2] => 橘子 [3] => 鸭梨 [4] => 香蕉 )