小智 5
经过测试,可以在包含多个数字的字符串上使用。
用法: findNumbers("The cost is five hundred twenty nine thousand three hundred and twenty six dollars and twenty three cents");
输出:“成本为529326美元和23美分”
string numstring = "zero=0;one=1;two=2;three=3;four=4;five=5;six=6;seven=7;eight=8;nine=9;ten=10;eleven=11;twelve=12;thirteen=13;fourteen=14;fifteen=15;sixteen=16;seventeen=17;eighteen=18;nineteen=19;twenty=20;thirty=30;fourty=40;fifty=50;sixty=60;seventy=70;eighty=80;ninety=90;hundred=100;thousand=1000;";
Dictionary<string, string> theNumbers = numstring.TrimEnd(';').Split(';').ToDictionary(item => item.Split('=')[0], item => item.Split('=')[1]);
private string findNumbers(string input)
{
string tmp = "", tmpout = "", output = "";
input = input.Replace("hundred and", "hundred");
foreach (string word in input.Split(' '))
{
if (theNumbers.TryGetValue(word, out tmp))
{
if (tmpout != "") tmpout += " ";
tmpout += tmp;
} else
{
if (tmpout != "") output += " " + addNumbers(tmpout);
tmpout = "";
if (output != "") output += " ";
output += word;
}
}
if (tmpout != "") {
tmpout = addNumbers(tmpout);
if (output != "") output += " ";
output += tmpout;
}
return output;
}
private string addNumbers(string input)
{
int output = 0;
int output2 = 0;
foreach (string num in input.Split(' '))
{
if (output > 999)
{
output2 = output;
output = 0;
}
if (Int32.Parse(num) > 99)
{
output = output * Int32.Parse(num);
} else
{
output = output + Int32.Parse(num);
}
}
return (output + output2).ToString();
}
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