You can modify the regular expression to allow any minimum or maximum text length, or allow characters other than A–Z. Also, The user SHOULD NOT be allowed to enter 0. Regular Expression to Check if a string only contains numbers. ^[1-9]\d*$ To allow numbers with an optional decimal point followed by digits. thankyou. 1. 100. I want to restrict a text box, for this allowing only 1 to 100 numbers with two decimal values with negative sign also. 100.00. but not allowed when more than giving 100 & below 1 . 99.99. Regular Expression to allow only 1-10 digit. Answers text/html 6/29/2013 1:52:25 AM Acamar 0. Reply. Character classes. Check if a string only contains numbers Check if a string only contains numbers 44.44. Hello Mahone, try this regex ^\d+(.\d+){0,1}$ this expressio means: $-> The end of the string \d-> the digit ^-> start of string (.\d+){0,1}->you can insert 1 or more than 1 digit in string, but you can insert only 1 times dot(.) For example the string abc will return true when you apply the regular expression for pattern #1… BETWEEN 0 AND 1. This is what I have but something is wrong -- it doesn't seem to take single positive digits. Example: allow these conditions: 1.23. Url checker Url Validation Regex | Regular Expression - Taha. I am trying to create a regular expression to only accept numbers between 0 and 100 with no more than two decimal places. I need a regular expression in javascript that will accept only positive numbers and decimals. raquelcl1 says: July 22, 2018 at 6:11 am. They could enter 0.01 and above up to 100 but they cannot enter 0 or 0.0 or 0.00. Here Mudassar Ahmed Khan has explained with an example, how to use Regular Expression (Regex) to allow only Numbers (Digits) and Space character in JavaScript and jQuery. A digit in the range 1-9 followed by zero or more other digits then optionally followed by a decimal point followed by at least 1 digit: ^[1-9]\d*(\.\d+)?$ Simple regular expression for a decimal with a precision of 2 If anybody known this issue please give me solution. Saturday, June 29, 2013 1:36 AM. Value must be either 0 or greater than 100. >=#01/01/2007# AND <#01/01/2008# Date must occur in 2007. (Use brackets to give range values, such as 0-9, a-z, or A-Z.) Pattern #1 will match for strings other than those containing numbers from 0 to 9 (^ = not). Regular Expressions (Regex) to allow both decimals as wells as integers numbers. 0. 2. I need a regular expression to validate the user only can write numbers between 1 – 5 and only 1 digit (For Example: 1, 2, 3 but not 10,22,34) Reply. <#01/01/2007# Enter a date before 2007. (For use with a field that stores number values as percentages). Regular Expressions (Regex) to allow any decimal number starting from 1 upto N decimal places. 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