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December 20, 2015 21:18
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JS for formatting large numbers with commas ('12,345,678'). Uses reduceRight from http://underscorejs.org.
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| _.reduceRight( num.toString().split('').reverse(), function ( stack, next, i ) { return stack + ( i % 3 == 0 && i > 0 ? next + ',' : next ); }, '' ) |
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