The main problem is that the disabled attribute is not supported by all browsers.
jQuery
Solved: jquery make readonly textbox
The main problem is that if you try to change the value of a readonly textbox, the change will not be saved and will be lost the next time the textbox is used.
Solved: jquery remove readonly
The main problem with using jquery remove readonly is that it can cause problems when trying to use the $() function. This function allows you to access the properties of an object, but if the object is readonly then the $() function will not work.
Solved: jquery check if screen size
The main problem with using jquery to check if the screen size is appropriate is that it can be inaccurate.
Solved: jquery document ready
The main problem with jQuery document ready is that it can cause a lot of headaches. It’s a feature that was added to jQuery in order to make it easier to create responsive websites, but it can also be used for other purposes. If you’re not careful, document ready can cause your website to become cluttered and difficult to manage.