資源簡介
可以支持復雜的數(shù)學表達式(常量、變量、帶括號)的計算
如123 + (a * 456)/c - (d + 789)
輸入變量值,展示計算步驟和結(jié)果
目前支持+ - * / 冪 cos等操作
操作符可方便擴展

代碼片段和文件信息
package?cn.luming;
import?cn.luming.client.Client;
import?cn.luming.context.Context;
import?cn.luming.convert.IConverter;
public?class?Main?{
????public?static?void?main(String[]?args)?{
????????String?expressionStr?=?“1?+?cos?(3?*?abss)?-?c%?*?2?^?3?/?(?32?-?12)?-b“;
????????Client?client?=?new?Client();
????????client.setexpression(expressionStr);
????????Context?context?=?new?Context();
????????client.calc(context);
????????context.print();
????}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????4987??2016-07-01?17:11??ex
?????文件????????340??2016-07-01?17:12??ex
?????文件?????????73??2016-07-01?17:11??ex
?????文件?????????23??2016-07-01?17:11??ex
?????文件????????478??2016-07-01?17:11??ex
?????文件????????896??2016-07-01?17:11??ex
?????文件????????189??2016-07-01?17:11??ex
?????文件????????424??2016-07-01?17:11??ex
?????文件???????1642??2016-07-01?17:11??ex
?????文件???????1348??2016-07-01?17:11??ex
?????文件???????4951??2016-07-01?17:11??ex
?????文件???????1239??2016-07-01?17:11??ex
?????文件???????3611??2016-07-01?17:11??ex
?????文件???????9409??2016-07-01?17:11??ex
?????文件????????240??2016-07-01?17:11??ex
?????文件????????165??2016-07-01?17:11??ex
?????文件????????165??2016-07-01?17:11??ex
?????文件????????138??2016-07-01?17:12??ex
?????文件?????????65??2016-07-01?17:11??ex
?????文件?????????60??2016-07-01?17:11??ex
?????文件???????1322??2016-07-01?17:11??ex
?????文件?????????44??2016-07-01?17:11??ex
?????文件????????504??2016-07-01?17:11??ex
?????文件??????12993??2016-07-01?17:11??ex
?????文件????????343??2016-07-01?17:11??ex
?????文件????????328??2016-07-01?17:11??ex
?????文件????????511??2016-07-01?17:11??ex
?????文件?????????57??2016-07-01?17:11??ex
?????文件????????174??2016-07-01?17:11??ex
?????文件????????411??2016-07-01?17:11??ex
............此處省略287個文件信息
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