jquery Disable/Restore button with text box code

Disabled

The code is as follows	Copy Code
To disable a button with ID btn: $ ("#btn"). attr ({"Disabled": "Disabled"}); Or $ ("#btn"). attr ("Disabled", "disabled"); Cancel Disabled: $ ("#btn"). Removeattr ("Disabled"); Or $ ("#btn"). attr ("Disabled", "");

readonly
C

code is as follows	copy code
$ (' input '). attr ("ReadOnly", "ReadOnly")//sets the INPUT element to ReadOnly $ (' input '). Removeattr ("readonly");//Remove the ReadOnly attribute of the INPUT element If ($ (' input '). attr ("readonly") ==true)//Determine if the INPUT element has set the ReadOnly property