Detecting, whether user enter a string value or number in to a input field
3951
Validate decimal numbers in JavaScript - IsNumeric()
116138
Identify if a string is a number
30370
Inconsistent behavior when typing a number into the search field
20505
How do I get the value of text input field using JavaScript?
12337
Get a list of numbers as input from the user
83418
How do I get what's inbetween " " in a user inputted String? Java
75034
Syntax error checking whether account number is numeric
19197
Input field for Tags separated by comma
43694
Prompt the user to input something else if the first input is invalid
99422
Input field value - remove leading zeros
157560
Get the value in an input text box
45839
How can I execute a function on pressing the enter key in an  field?
139075
Is there a way to perform validation for apex:inputField?
17666
How can I detect onclick() or similar for individual characters in a text?
106634
Check if a value from scanf is a number?
100084
How to allow only numeric (0-9) in HTML  inputbox using jQuery?
36779
How to make a field required to enter a specific number?