module hunt.service.util.CommonUtils; import hunt.collection.List; import std.exception; import std.conv; class CommonUtils { static bool isNotEmpty(string str) { return (str !is null) && (str.length > 0); } /** * 字符串转数值 * * @param num 数字 * @param defaultInt 默认值 * @return int */ public static int parseInt(string num, int defaultInt) { if (num is null) { return defaultInt; } else { try { return to!int(num); } catch (Exception e) { return defaultInt; } } } }