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kadavre/elem-exists.js

Created June 18, 2017 15:05
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elem-exists.js
// Old way
console.log($('#elem').length == 1 ? "exists!" : "doesn't exist!");
// The trick:
jQuery.fn.exists = function(){ return this.length > 0; }
console.log($('#elem').exists() ? "exists!" : "doesn't exist!");
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