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February 20, 2018 15:23
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log a unique jQuery selector for every element clicked on a page
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// requires jQuery https://code.jquery.com/jquery-1.11.3.js | |
window.events = []; | |
$('body').click(function(event) { | |
//use event.target with firefox | |
var selector = fromHTMLElement(event.toElement || event.target); | |
window.events.push(selector); | |
console.log(selector, $(selector)); | |
}); | |
function fromHTMLElement(srcElement) { | |
var ngRegex = /ng-/ig; | |
var attributeIgnoreRegex = /ng-model-options|style/ig; | |
var querySelector = srcElement.tagName; | |
var attrs = srcElement.attributes; | |
if (attrs.length !== 0) { | |
for (var ix = 0; ix < attrs.length; ix++) { | |
var attribute = attrs[ix]; | |
if (attribute.name === 'class') { | |
// clear angular classes | |
var classVal = attribute.value | |
.split(' ') | |
.filter(function(str) { | |
return !str.match(ngRegex); | |
}) | |
.join('.'); | |
if (classVal) { | |
querySelector += '.' + classVal; | |
} | |
} else if (attribute.name === 'id') { | |
querySelector += '#' + attribute.value; | |
} else if (!attributeIgnoreRegex.test(attribute.name)) { | |
querySelector += ('[' + attribute.name + '="' + attribute.value + '"]'); | |
} | |
} | |
} | |
return uniqueSelector(querySelector, srcElement); | |
} | |
function uniqueSelector(querySelector, srcElement) { | |
var clickedElementIndex = -1; | |
var total = 0; | |
$.each($(querySelector), function(index) { | |
if (this === srcElement) { | |
clickedElementIndex = index; | |
} | |
total++; | |
}); | |
if (clickedElementIndex !== -1 && total > 1) { | |
querySelector += ':eq(' + clickedElementIndex + ')'; | |
} | |
return querySelector; | |
} |
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