Yan Cui
I help clients go faster for less using serverless technologies.
1: /// <summary>
2: /// Parses a string as a short
3: /// </summary>
4: public static short ParseShort(this string str, bool throwOnOverflow = true)
5: {
6: return str.ParseAsStruct(Convert.ToInt16, throwOnOverflow);
7: }
8:
9: /// <summary>
10: /// Parses a string as an ushort
11: /// </summary>
12: public static ushort ParseUshort(this string str, bool throwOnOverflow = true)
13: {
14: return str.ParseAsStruct(Convert.ToUInt16, throwOnOverflow);
15: }
16:
17: /// <summary>
18: /// Parses a string as an int
19: /// </summary>
20: public static int ParseInt(this string str, bool throwOnOverflow = true)
21: {
22: return str.ParseAsStruct(Convert.ToInt32, throwOnOverflow);
23: }
24:
25: /// <summary>
26: /// Parses a string as an uint
27: /// </summary>
28: public static uint ParseUint(this string str, bool throwOnOverflow = true)
29: {
30: return str.ParseAsStruct(Convert.ToUInt32, throwOnOverflow);
31: }
32:
33: /// <summary>
34: /// Parses a string as a long
35: /// </summary>
36: public static long ParseLong(this string str, bool throwOnOverflow = true)
37: {
38: return str.ParseAsStruct(Convert.ToInt64, throwOnOverflow);
39: }
40:
41: /// <summary>
42: /// Parses a string as an ulong
43: /// </summary>
44: public static ulong ParseUlong(this string str, bool throwOnOverflow = true)
45: {
46: return str.ParseAsStruct(Convert.ToUInt64, throwOnOverflow);
47: }
48:
49: /// <summary>
50: /// Parses a string as a float
51: /// </summary>
52: public static float ParseFloat(this string str, bool throwOnOverflow = true)
53: {
54: return str.ParseAsStruct(Convert.ToSingle, throwOnOverflow);
55: }
56:
57: /// <summary>
58: /// Parses a string as a double
59: /// </summary>
60: public static double ParseDouble(this string str, bool throwOnOverflow = true)
61: {
62: return str.ParseAsStruct(Convert.ToDouble, throwOnOverflow);
63: }
64:
65: /// <summary>
66: /// Parses a string as a date time value
67: /// </summary>
68: public static DateTime ParseDateTime(this string str)
69: {
70: return str.ParseAsStruct(DateTime.Parse);
71: }
72:
73: /// <summary>
74: /// Parses a string as a date time value using the exact format string
75: /// </summary>
76: public static DateTime ParseDateTimeExact(this string str, string format)
77: {
78: return str.ParseAsStruct(s => DateTime.ParseExact(s, format, CultureInfo.InvariantCulture));
79: }
80:
81: /// <summary>
82: /// Parses a string as a boolean value
83: /// </summary>
84: public static bool ParseBoolean(this string str)
85: {
86: return str.ParseAsStruct(Convert.ToBoolean);
87: }
88:
89: /// <summary>
90: /// Parses a string as an enum value
91: /// </summary>
92: public static TEnum ParseEnum<TEnum>(this string str, bool ignoreCase = true) where TEnum : struct
93: {
94: TEnum result;
95: return Enum.TryParse(str, ignoreCase, out result) ? result : default(TEnum);
96: }
97:
98: private static T ParseAsStruct<T>(
99: this string str, Func<string, T> convert, bool throwOnOverflow = true)
100: where T : struct
101: {
102: if (throwOnOverflow)
103: {
104: checked
105: {
106: return convert(str);
107: }
108: }
109:
110: unchecked
111: {
112: return convert(str);
113: }
114: }
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