Develop common Regular Expressions in asp.net (1/3)

"^ D + $" // non-negative integer (positive integer + 0)

"^ [0-9] * [1-9] [0-9] * $" // positive integer

"^ (-D +) | (0 +) $" // non-positive integer (negative integer + 0)

"^-[0-9] * [1-9] [0-9] * $" // negative integer

"^ -? D + $ "// integer

"^ D + (. d + )? $ "// Non-negative floating point number (Positive floating point number + 0)

"^ ([0-9] +. [0-9] * [1-9] [0-9] *) | ([0-9] * [1-9] [0-9] *. [0-9] +) | ([0-9] * [1-9] [0-9] *) $ "// Positive floating point number

"^ (-D + (. d + )?) | (0 + (. 0 + )?)) $ "// Non-Positive floating point number (negative floating point number + 0)

"^ (-([0-9] +. [0-9] * [1-9] [0-9] *) | ([0-9] * [1-9] [0-9] *. [0-9] +) | ([0-9] * [1-9] [0-9] *) $ "// negative floating point number

"^ (-? D +) (. d + )? $ "// Floating point number

"^ [A-za-z] + $" // a string consisting of 26 English letters

"^ [A-z] + $" // a string consisting of 26 uppercase letters

"^ [A-z] + $" // a string consisting of 26 lowercase letters

"^ [A-za-z0-9] + $" // string consisting of digits and 26 letters

"^ W + $" // a string consisting of digits, 26 letters, or underscores

"^ [W-] + (. [w-] +) * @ [w-] + (. [w-] +) + $" // email address

"^ [A-za-z] +: // (w + (-w +) *) (. (w + (-w + )*))*(? S *)? $ "// Url

/^ (D {2} | d {4})-(0 ([1-9] {1}) | (1 [1 | 2]) -([0-2] ([1-9] {1}) | (3 [0 | 1]) $ // year-month-day

/^ (0 ([1-9] {1}) | (1 [1 | 2]) /([0-2] ([1-9] {1}) | (3 [0 | 1]) /(d {2} | d {4}) $ // month/day/year

"^ ([W-.] +) @ ([0-9] {1, 3 }. [0-9] {1, 3 }. [0-9] {1, 3 }.) | ([w-] + .) +) ([a-za-z] {2, 4} | [0-9] {1, 3}) (]?) $ "// Emil

"(D + -)? (D {4 }-? D {7} | d {3 }-? D {8} | ^ d {7, 8}) (-d + )? "// Phone number

"^ (D {1, 2} | 1dd | 2 [0-4] d | 25 [0-5]). (d {1, 2} | 1dd | 2 [0-4] d | 25 [0-5]). (d {1, 2} | 1dd | 2 [0-4] d | 25 [0-5]). (d {1, 2} | 1dd | 2 [0-4] d | 25 [0-5]) $ "// ip address 1 2 3