Regex to match a valid integer or decimal number (may be positive or negative)
3951
Validate decimal numbers in JavaScript - IsNumeric()
2559
Is there a regular expression to detect a valid regular expression?
6282
How do I check if a string is a number (float)?
54944
Regex for numbers only
84913
How to "inverse match" with regex?
42559
(Built-in) way in JavaScript to check if a string is a valid number
56724
How do I check that a number is float or integer?
92414
RegEx to make sure that the string contains at least one lower case char, upper case char, digit and symbol
53910
Extract digits from a string in Java
58191
regex for money values in JavaScript
10320
Regular Expression to match valid dates
7569
How do you match only valid roman numerals with a regular expression?
36098
Checking for valid floating point number
149018
How to extract a floating number from a string
148419
MongoDB Regex Search on Integer Value
94213
Checking if an input number is an integer
131388
using regex for math expressions in java?