Видео ютуба по тегу Jquery - Javascript Regex Allow Only Numeric And Minus Sign As First Character

How to Restrict Input Fields to Letters, Numbers, and Minus Signs with jQuery
How to Restrict Input Fields to Letters, Numbers, and Minus Signs with jQuery
How to Use jQuery and Regex to Accept Only Numeric Values and a Leading Minus Sign in Input Fields
How to Use jQuery and Regex to Accept Only Numeric Values and a Leading Minus Sign in Input Fields