numbers and a full stop regular expression

[phpmel]

hi guys,

how can I validate a textbox with a reg exp validator that says that the textbox must have only digits and no more than one full stop....I am testing for a float.......eg
the user can enter 4, 69, 60.356,7.3,2456 4

can some one please help me with this expression

[Mr Gray]

Look at:

http://regexlib.com/

It is a great place to learn Regular Expression and search for ones that may fit what you need.

[shweta123]

Hi,

Which platform are you using ?
You can try this regular expression for checking the float numbers :

RegexOptions options = RegexOptions.No ne;
Regex regex = new Regex(@"^(\d)*( \.)(\d)*$", options);