import “day”; import “interval”; import “time”;
d3.time.month = d3_time_interval(function(date) {
date = d3.time.day(date); date.setDate(1); return date;
}, function(date, offset) {
date.setMonth(date.getMonth() + offset);
}, function(date) {
return date.getMonth();
});
d3.time.months = d3.time.month.range; d3.time.months.utc = d3.time.month.utc.range;