javascript - jQuery replace/remove attribute without id or tag -

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i new jquery, , i'm having trouble doing thought should simple find , replace operation.

i want remove disabled attribute. searching jquery remove sample, using id or tag. 

    <td><a href="xx.html" disabled onclick="preparexform(this,'xx')" class="btn">ok</a> </td>

i try code not working.

$("body *").replacetext( /disabled|disable/gi, "enable" );

use selector on attribute , remove when found. way never idea try use regex/replace on html tags

$("a[disabled]").each(function() {   $(this).removeattr("disabled"); });

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