public void CalcByJsTest()
{
var expr = "'新时空' + 2栋";
var resp = CalcStringExpression.CalcByJs(expr);
Console.WriteLine(resp);
}
/// <summary>
/// 计算表达式
/// </summary>
/// <param name="val"></param>
/// <param name="source"></param>
public string CalcExpression(Func<string, string> source){
var expr = this.inner_value;
var matchs = Regex.Matches(expr, EXPR_PATTERN);
foreach (Match match in matchs)
{
var operand = match.Value;
expr = expr.Replace($"@{operand}", source(operand));
}
this.inner_value = CalcStringExpression.CalcByJs(expr);
return this.inner_value;
}
