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object as filter to filter array of objects returning array of lesser objects: minified
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| Array.prototype.pushUnique=function(t){-1==this.indexOf(t)&&this.push(t)},Array.prototype.filterAny=function(t,n){var r=[];return this.forEach(function(n){for(var i in t)n[i]==t[i]&&r.pushUnique(n)}),"function"!=typeof n?r:void n(r)},Array.prototype.filterAll=function(t,n){var r=[];return this.forEach(function(n){var i=0;for(var o in t)n[o]==t[o]&&i++,i==Object.keys(t).length&&r.pushUnique(n)}),"function"!=typeof n?r:void n(r)}; |
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for full source: gist.github.com/sushiljainam