Agent-readable demo data

Title

Milestones (JavaScript Scheduler) | DayPilot Pro for JavaScript Demo

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DayPilot JavaScript Demo

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Description

Read more about milestones.

• Canonical HTML: /demo/scheduler/milestones.html
• Markdown companion: /demo/scheduler/milestones.md
• Folder: /demo/scheduler/
• Root: /demo/
• Catalog: /demo/llms.txt

Inline demo script 1

const dp = new DayPilot.Scheduler("dp", {
            startDate: "2026-01-01",
            days: 365,
            scale: "Day",
            timeHeaders: [
                {groupBy: "Month", format: "MMM yyyy"},
                {groupBy: "Cell", format: "d"}
            ],
            treeEnabled: true,
            treePreventParentUsage: true,
            resources: [
                {
                    name: "Locations", id: "G1", expanded: true, children: [
                        {name: "Room 1", id: "A"},
                        {name: "Room 2", id: "B"},
                        {name: "Room 3", id: "C"},
                        {name: "Room 4", id: "D"}
                    ]
                }
            ],
            heightSpec: "Max",
            height: 500,
            eventMovingStartEndEnabled: true,
            eventResizingStartEndEnabled: true,
            timeRangeSelectingStartEndEnabled: true,
            onTimeRangeSelected: async args => {
                const modal = await DayPilot.Modal.prompt("New event name:", "New Event");
                dp.clearSelection();
                const name = modal.result;
                if (!name) return;
                dp.events.add({
                    start: args.start,
                    end: args.end,
                    id: DayPilot.guid(),
                    resource: args.resource,
                    text: name
                });
                dp.message("Created");
            },
        });
        dp.init();
        dp.scrollTo("2026-03-01");

        const app = {
            init() {
                this.loadEventData();
            },
            loadEventData() {
                const events = [];

                for (var i = 0; i < 4; i++) {
                    var duration = Math.floor(Math.random() * 6) + 1; // 1 to 6
                    var durationDays = Math.floor(Math.random() * 6) + 1; // 1 to 6
                    var start = Math.floor(Math.random() * 6) + 2; // 2 to 7

                    var e = {
                        start: new DayPilot.Date("2026-03-05T00:00:00").addDays(start),
                        end: new DayPilot.Date("2026-03-05T12:00:00").addDays(start).addDays(durationDays).addHours(duration),
                        id: DayPilot.guid(),
                        resource: String.fromCharCode(65 + i),
                        text: "Event " + (i + 1),
                        bubbleHtml: "Event " + (i + 1),
                        barColor: app.barColor(i),
                        barBackColor: app.barBackColor(i)
                    };

                    events.push(e);
                }

                events.push({
                    start: "2026-03-02T00:00:00",
                    resource: "A",
                    id: DayPilot.guid(),
                    type: "Milestone",
                    htmlRight: "Milestone 1",
                });

                dp.update({events});
            },
            barColor(i) {
                var colors = ["#3c78d8", "#6aa84f", "#f1c232", "#cc0000"];
                return colors[i % 4];
            },
            barBackColor(i) {
                var colors = ["#a4c2f4", "#b6d7a8", "#ffe599", "#ea9999"];
                return colors[i % 4];
            }
        };
        app.init();