var upper = _.mapObject(obj, function (value, key) { return value.toUpperCase(); });
var r1 = _.every(obj, function (value, key) { return key === key.toLowerCase() && value === value.toLowerCase(); }); var r2 = _.some(obj, function (value, key) { return key !== key.toUpperCase() && value !== value.toUpperCase(); });
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Niko
map/filter
every / some