How to restrict the maximum allowed input value in a text field to be 10?
8303
Set the maximum character length of a UITextField
149278
character "5" repeated in text fields, and system freezes
79048
Validation Rules: Only the status field can be edit
7503
How do I make a textbox that only accepts numbers?
134776
Disable/enable an input with jQuery?
119248
Limit number of Rows inserted into a Table
39397
How do I programmatically update the allowed values of a list field?
11518
How to limit the number of digits in a JPasswordField in Java?
91049
How to restrict a column value in SQLite / MySQL
88501
Restrict Auto case-number field to specific record type
84411
How to prevent invalid characters from being typed into input fields
139778
Limit Max Elements in Drag and Drop panel
62205
Allow under 6 character changes if they are inside code tags
81911
How to check text field input at real time?
139075
Is there a way to perform validation for apex:inputField?
102953
What about lowering the edit character limit for characters in code snippets?
26772
Can an input field be too wide?