Implementing ngRepeat Track-By Using A Directive In AngularJS 1.0.8

(Ben Nadel) For me, one of the most exciting features of AngularJS 1.2 is the “track by” syntax that was added to ngRepeat. This feature allows ngRepeat collections to be updated without the costly overhead of DOM (Document Object Model) node destruction and recreation.

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Implementing ngRepeat Track-By Using A Directive In AngularJS 1.0.8

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