jquery limit text boxes to only numbers and decimal points

  This article mainly introduces the jquery restricted text box can only enter the number and decimal point of the method, we refer to the use of the bar

  Code as follows: $ (function () {                /*jquery restricted text box can only enter digital/  &N Bsp           $ (". Numtext "). KeyUp (function () {                        $ (this). VA L ($ (this). Val (). replace (/d|^0/g, ' "));                  }. Bind ("Paste", function () { //ctr+v event handling                         $ (this). Val ($ (this). Val (). replace (/d|^0/g, ")");                     }). css ("Ime-mode", "disabled"); CSS settings Input Method not available                  /*jquery restricted text box can only enter number and decimal point/    &NBS P         $ (". Numdectext "). KeyUp (function () {                        $ (this) . Val ($ (this). Val (). replace (/[^0-9.] /g, ")); &nBsp                  }. Bind ("Paste", function () { //ctr+v event handling                         $ (this). Val ($ (this). Val (). replace (/[^0-9.] /g, "));                     }). css ("Ime-mode", "disabled"); CSS settings Input method is not available            });       Then add the class name to the text box that needs to be validated, similar to the following:   code as follows: <input type= "text" class= "txt numtext"  width= " 100px " runat=" Server/>