125   var property = function(key) {  argument
282   _.pluck = function(obj, key) {  argument
365   _.sample = function(obj, n, guard) {  argument
408   _.groupBy = group(function(result, value, key) {  argument
414   _.indexBy = group(function(result, value, key) {  argument
421   _.countBy = group(function(result, value, key) {  argument
444     _.each(obj, function(value, key, obj) {  argument
465   _.initial = function(array, n, guard) {  argument
471   _.last = function(array, n, guard) {  argument
753     var memoize = function(key) {  argument
1031       iteratee = function(value, key, obj) { return key in obj; };  argument
1035       var key = keys[i];  variable
1048       iteratee = function(value, key) {  argument
1267   _.has = function(obj, key) {  argument
1314   _.times = function(n, iteratee, context) {  argument
1400     '\n':     'n',  property