{"id":106,"date":"2015-07-29T02:18:00","date_gmt":"2015-07-29T02:18:00","guid":{"rendered":"http:\/\/waynenguyen.org\/dev\/2015\/07\/29\/how-to-check-if-checkbox-is-checked\/"},"modified":"2016-05-21T03:15:55","modified_gmt":"2016-05-21T03:15:55","slug":"how-to-check-if-checkbox-is-checked","status":"publish","type":"post","link":"https:\/\/bruceng.com\/dev\/?p=106","title":{"rendered":"How to check if a checkbox is checked using jQuery and set\/unset it programmatically"},"content":{"rendered":"
\nLet’s say you have a checkbox like the following<\/p>\n

<input type=”checkbox” id=”leCheckBox”><\/p>\n

To check if it’s checked or not, use:<\/p>\n

var leCheckBoxIsChecked = $(“#leCheckBox:checked”).length>0;<\/p>\n

It will returns true if the checkbox is checked and false otherwise.<\/p>\n

\nTo check the checkbox programmatically:<\/p>\n

$(“#leCheckBox”).prop(“checked”, “true”);<\/p>\n

\nTo uncheck the checkbox programmatically:<\/p>\n

$(“#leCheckBox”).removeAttr(“checked”)<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

Let’s say you have a checkbox like the following <input type=”checkbox” id=”leCheckBox”> To check if it’s checked or not, use: var leCheckBoxIsChecked = $(“#leCheckBox:checked”).length>0; It will returns true if the checkbox is checked and false otherwise. To check the checkbox programmatically: $(“#leCheckBox”).prop(“checked”, “true”); To uncheck the checkbox programmatically: $(“#leCheckBox”).removeAttr(“checked”)<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-106","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/posts\/106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=106"}],"version-history":[{"count":1,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/posts\/106\/revisions"}],"predecessor-version":[{"id":225,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=\/wp\/v2\/posts\/106\/revisions\/225"}],"wp:attachment":[{"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bruceng.com\/dev\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}