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add explicit check to id #15

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add explicit check to id #15

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7 changes: 6 additions & 1 deletion fragmention.js
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Original file line number Diff line number Diff line change
Expand Up @@ -33,12 +33,17 @@ if (!('fragmention' in window.location)) (function () {
// set location fragmention as uri-decoded text (from href, as hash may be decoded)
var
id = location.href.match(/#((?:#|%23)?)(.+)/) || [0,'',''],
node = document.getElementById(id[1]+id[2]) || getAnchorableElementByName(id[1]+id[2]),
node,
match = decodeURIComponent(id[2].replace(/\+/g, ' ')).split(' ');

location.fragmention = match[0];
location.fragmentionIndex = parseFloat(match[1]) || 0;

// check if the id exists to prevent JS warnings
if (id[1]+id[2]) {
node = document.getElementById(id[1]+id[2]) || getAnchorableElementByName(id[1]+id[2]);
}

// conditionally remove stashed element fragmention attribute
if (element) {
element.removeAttribute('fragmention');
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5 changes: 4 additions & 1 deletion fragmention.min.js
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