//两种方法设置disabled属性
$('#button').attr("disabled",true);
$('#'button').attr("disabled","disabled");
//三种方法移除disabled属性
$('#'button').attr("disabled",false);
$('#'button').removeAttr("disabled");
$('#'button').attr("disabled","");
jquery disable setting and removal method
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Origin blog.csdn.net/sinat_38439143/article/details/83617228
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