案例:PHP案例     状态:不可编辑再运行    进入竖版
 运行结果 
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<?php
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function familyName($fname,$year) {
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  echo "$fname Zhang. Born in $year \n";
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}
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familyName("Li","1975");
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familyName("Hong","1978");
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familyName("Tao","1983");
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?>