代码
1
public
class
Money
2
{
3
///
<summary>
4
///
要转换的数字
5
///
</summary>
6
private
double
j;
7
///
<summary>
8
///
9
///
</summary>
10
private
string
[] NumChineseCharacter
=
new
string
[] {
"
零
"
,
"
壹
"
,
"
贰
"
,
"
叁
"
,
"
肆
"
,
"
伍
"
,
"
陆
"
,
"
柒
"
,
"
捌
"
,
"
玖
"
};
11
12
public
Money(
double
m)
13
{
14
this
.j
=
m;
15
}
16
17
///
<summary>
18
///
判断输入的数字是否大于double类型
19
///
</summary>
20
private
bool
IsNumber
21
{
22
get
23
{
24
if
(j
>
double
.MaxValue
||
j
<=
0
)
25
return
false
;
26
else
27
return
true
;
28
}
29
}
30
///
<summary>
31
///
数字转换成大写汉字主函数
32
///
</summary>
33
///
<returns>
返回转换后的大写汉字
</returns>
34
public
string
Convert()
35
{
36
string
bb
=
""
;
37
if
(IsNumber)
38
{
39
string
str
=
j.ToString();
40
string
[] Num
=
str.Split(
'
.
'
);
41
if
(Num.Length
==
1
)
42
{
43
bb
=
NumberString(Num[
0
])
+
"
元整
"
;
44
bb
=
bb.Replace(
"
零零
"
,
"
零
"
);
45
}
46
else
47
{
48
bb
=
NumberString(Num[
0
])
+
"
元
"
;
49
bb
+=
FloatString(Num[
1
]);
50
bb
=
bb.Replace(
"
零零
"
,
"
零
"
);
51
}
52
}
53
else
54
{
55
MessageBox.Show(
"
你输入的数字格式不正确或不是数字!
"
);
56
}
57
return
bb;
58
}
59
///
<summary>
60
///
小数位转换只支持两位的小数
61
///
</summary>
62
///
<param name="Num">
转换的小数
</param>
63
///
<returns>
小数转换成汉字
</returns>
64
private
string
FloatString(
string
Num)
65
{
66
string
cc
=
""
;
67
if
(Num.Length
>
2
)
68
{
69
throw
new
FormatException(
"
小数位数过多.
"
);
70
}
71
else
72
{
73
string
bb
=
ConvertString(Num);
74
int
len
=
bb.IndexOf(
"
零
"
);
75
if
(len
!=
0
)
76
{
77
bb
=
bb.Replace(
"
零
"
,
""
);
78
if
(bb.Length
==
1
)
79
{
80
cc
=
bb.Substring(
0
,
1
)
+
"
角整
"
;
81
}
82
else
83
{
84
cc
=
bb.Substring(
0
,
1
)
+
"
角
"
;
85
cc
+=
bb.Substring(
1
,
1
)
+
"
分
"
;
86
}
87
}
88
else
89
cc
=
bb
+
"
分
"
;
90
}
91
return
cc;
92
}
93
///
<summary>
94
///
判断数字位数以进行拆分转换
95
///
</summary>
96
///
<param name="Num">
要进行拆分的数字
</param>
97
///
<returns>
转换成的汉字
</returns>
98
private
string
NumberString(
string
Num)
99
{
100
string
bb
=
""
;
101
if
(Num.Length
<=
4
)
102
{
103
bb
=
Convert4(Num);
104
}
105
else
if
(Num.Length
>
4
&&
Num.Length
<=
8
)
106
{
107
bb
=
Convert4(Num.Substring(
0
, Num.Length
-
4
))
+
"
万
"
;
108
bb
+=
Convert4(Num.Substring(Num.Length
-
4
,
4
));
109
}
110
else
if
(Num.Length
>
8
&&
Num.Length
<=
12
)
111
{
112
bb
=
Convert4(Num.Substring(
0
, Num.Length
-
8
))
+
"
亿
"
;
113
if
(Convert4(Num.Substring(Num.Length
-
8
,
4
))
==
""
)
114
if
(Convert4(Num.Substring(Num.Length
-
4
,
4
))
!=
""
)
115
bb
+=
"
零
"
;
116
else
117
bb
+=
""
;
118
else
119
bb
+=
Convert4(Num.Substring(Num.Length
-
8
,
4
))
+
"
万
"
;
120
bb
+=
Convert4(Num.Substring(Num.Length
-
4
,
4
));
121
}
122
return
bb;
123
}
124
///
<summary>
125
///
四位数字的转换
126
///
</summary>
127
///
<param name="Num">
准备转换的四位数字
</param>
128
///
<returns>
转换以后的汉字
</returns>
129
private
string
Convert4(
string
Num)
130
{
131
string
bb
=
""
;
132
if
(Num.Length
==
1
)
133
{
134
bb
=
ConvertString(Num);
135
}
136
else
if
(Num.Length
==
2
)
137
{
138
bb
=
ConvertString(Num);
139
bb
=
Convert2(bb);
140
}
141
else
if
(Num.Length
==
3
)
142
{
143
bb
=
ConvertString(Num);
144
bb
=
Convert3(bb);
145
}
146
else
147
{
148
bb
=
ConvertString(Num);
149
string
cc
=
""
;
150
string
len
=
bb.Substring(
0
,
4
);
151
if
(len
!=
"
零零零零
"
)
152
{
153
len
=
bb.Substring(
0
,
3
);
154
if
(len
!=
"
零零零
"
)
155
{
156
bb
=
bb.Replace(
"
零零零
"
,
""
);
157
if
(bb.Length
==
1
)
158
{
159
bb
=
bb.Substring(
0
,
1
)
+
"
仟
"
;
160
}
161
else
162
{
163
if
(bb.Substring(
0
,
1
)
!=
"
零
"
&&
bb.Substring(
0
,
2
)
!=
"
零
"
)
164
cc
=
bb.Substring(
0
,
1
)
+
"
仟
"
;
165
else
166
cc
=
bb.Substring(
0
,
1
);
167
bb
=
cc
+
Convert3(bb.Substring(
1
,
3
));
168
}
169
}
170
else
171
{
172
bb
=
bb.Replace(
"
零零零
"
,
"
零
"
);
173
}
174
}
175
else
176
{
177
bb
=
bb.Replace(
"
零零零零
"
,
""
);
178
}
179
}
180
return
bb;
181
}
182
///
<summary>
183
///
将数字转换成汉字
184
///
</summary>
185
///
<param name="Num">
需要转换的数字
</param>
186
///
<returns>
转换后的汉字
</returns>
187
private
string
ConvertString(
string
Num)
188
{
189
string
bb
=
""
;
190
for
(
int
i
=
0
; i
<
Num.Length; i
++
)
191
{
192
bb
+=
NumChineseCharacter[
int
.Parse(Num.Substring(i,
1
))];
193
}
194
return
bb;
195
}
196
///
<summary>
197
///
两位数字的转换
198
///
</summary>
199
///
<param name="Num">
两位数字
</param>
200
///
<returns>
转换后的汉字
</returns>
201
private
string
Convert2(
string
Num)
202
{
203
string
bb
=
""
;
string
cc
=
""
;
204
string
len
=
Num.Substring(
0
,
1
);
205
if
(len
!=
"
零
"
)
206
{
207
bb
=
Num.Replace(
"
零
"
,
""
);
208
if
(bb.Length
==
1
)
209
{
210
cc
=
bb.Substring(
0
,
1
)
+
"
拾
"
;
211
}
212
else
213
{
214
cc
=
bb.Substring(
0
,
1
)
+
"
拾
"
;
215
cc
+=
bb.Substring(
1
,
1
);
216
}
217
}
218
else
219
cc
=
Num;
220
return
cc;
221
}
222
///
<summary>
223
///
三位数字的转换
224
///
</summary>
225
///
<param name="Num">
三位数字
</param>
226
///
<returns>
转换后的汉字
</returns>
227
private
string
Convert3(
string
Num)
228
{
229
string
bb
=
""
;
string
cc
=
""
;
230
string
len
=
Num.Substring(
0
,
2
);
231
if
(len
!=
"
零零
"
)
232
{
233
bb
=
Num.Replace(
"
零零
"
,
""
);
234
if
(bb.Length
==
1
)
235
{
236
bb
=
bb.Substring(
0
,
1
)
+
"
佰
"
;
237
}
238
else
239
{
240
if
(bb.Substring(
0
,
1
)
!=
"
零
"
)
241
cc
=
bb.Substring(
0
,
1
)
+
"
佰
"
;
242
else
243
cc
=
bb.Substring(
0
,
1
);
244
bb
=
cc
+
Convert2(bb.Substring(
1
,
2
));
245
}
246
}
247
else
248
{
249
bb
=
Num.Replace(
"
零零
"
,
"
零
"
);
250
}
251
return
bb;
252
}
253
}
254
255
//
调用TextBox输入显示
256
double
m
=
Convert.ToDouble(textBox1.Text);
257
Money money
=
new
Money(m);
258
textBox2.Text
=
money.Convert().ToString();
转载于:https://www.cnblogs.com/angleSJW/archive/2010/10/07/1845116.html
