Basic Function Usage

ReportSheets use Context when evaluating formula cells. In preview mode, if a formula cell has a specific Context, the formula calculation will use that context. This means that the same formula can return different results based on different context. The below demo shows how this context affects formula calculation.

Open the demo in new window can open the designer The report in this demo is loading a predefined template using fromJSON. You can open the sample in new window to view the ReportSheet setting in the Designer.
window.onload = async () => { const loadingTip = addLoadingTip(); const { spread, designer } = createSpreadAndDesigner(); const res = await fetch('$DEMOROOT$/en/sample/features/report-sheet/formula/basic-function-usage/spread.json'); await spread.fromJSON(await res.json()); loadingTip.remove(); if (designer) { designer.refresh(); } } function createSpreadAndDesigner() { const demoHost = document.getElementById('demo-host'); if (window !== top) { return { spread: new GC.Spread.Sheets.Workbook(demoHost, { sheetCount: 1 }), } } else { const designer = new GC.Spread.Sheets.Designer.Designer(demoHost, undefined, undefined, { sheetCount: 1 }); return { designer, spread: designer.getWorkbook(), } } } function addLoadingTip() { const div = document.createElement('div'); div.style.position = 'absolute'; div.style.inset = '0'; div.style.display = 'flex'; div.style.alignItems = 'center'; div.style.justifyContent = 'center'; div.style.background = 'white'; div.style.zIndex = '100'; div.textContent = 'Loading data from server ...'; document.body.appendChild(div); return div; }
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