How does jquery set form elements to available or unavailable? jquery forms

How does jquery set form elements to available or unavailable? jquery forms

How does jquery set form elements to available or unavailable:
In CSS, you can use the disabled attribute to set the element to available or unavailable. It is very simple and there is nothing to say, the following describes how to use jquery to set form elements to available or unavailable. The code example is as follows:
1. Set to unavailable:

$ ('# Checkbox'). attr ("disabled", true); $ (' # checkbox'). attr ("disabled", "disabled ");

2. Set to available:

$ ('# Checkbox '). attr ("disabled", false); $ ('# checkbox '). removeAttr ("disabled"); $ ('# checkbox '). attr ("disabled ","");

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