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渐变色背景(编辑时可看)
个性不张扬,讨厌随波逐流。
任何变量均可通过设置值为 undefined 进行清空。其类型也将是 undefined
function familyName($fname, $year) { echo "$fname Refsnes. Born in $year ";}familyName("Hege", "1975");
渐变色背景(编辑时可看)