批改状态:合格
老师批语:
$username = 21; //整型$password = 'dhskdhskgdusgdsjgdkhdkshd'; //字符串$boolean = true; //布尔类型用于条件判断 //布尔型$float = 25.25; //浮点型$arr = [25, 23, 58, 56]; //数组$obj = new stdClass; //对象
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