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Analytics, UI & Logging
Use TD.Analytics inside TD.onStart. Always await. One-shot REST — never loop or poll (Rule 17).
"EQ" — note this is different from the "NSEEQ" / "BSEEQ" used by Historical top gainer/loser calls. The two OI functions take no segment parameter at all. records[0] is always the header row.1–2. getIndexGainers / getIndexLosers
const gainers = await TD.Analytics.getIndexGainers({
indexName: "NIFTY 50",
segment: "EQ",
top: 10,
});
const losers = await TD.Analytics.getIndexLosers({
indexName: "NIFTY 50",
segment: "EQ",
top: 10,
});
["Symbol","Series","Timestamp","LTP","PClose","Tick Vol","Tot Vol", "Bid","Bid Qty","Ask","Ask Qty","TTO"]
3–4. getIndustryGainers / getIndustryLosers
Available industries: Diversified, Consumer Durables, Healthcare, Textiles, Information Technology, Telecommunication, Financial Services, Automobile and Auto Components, Oil Gas & Consumable Fuels, Capital Goods, Construction, Metals & Mining, Consumer Services, Forest Materials, Media Entertainment & Publication, Chamicals, Services, Power, Fast Moving Consumer Goods, Realty.
const gainers = await TD.Analytics.getIndustryGainers({
industry: "Healthcare",
segment: "EQ",
top: 10,
});
const losers = await TD.Analytics.getIndustryLosers({
industry: "Healthcare",
segment: "EQ",
top: 10,
});
// Response header same as getIndexGainers
5–6. getMostActiveByTurnover / getMostActiveByVolume
const byTurnover = await TD.Analytics.getMostActiveByTurnover({
indexName: "NIFTY 50",
segment: "EQ",
top: 10,
});
const byVolume = await TD.Analytics.getMostActiveByVolume({
indexName: "NIFTY 50",
segment: "EQ",
top: 10,
});
7–8. getOIGainers / getOILosers
segment parameter on these two. Use series: "CE" or "PE".const gainers = await TD.Analytics.getOIGainers({
series: "CE",
top: 10,
});
const losers = await TD.Analytics.getOILosers({
series: "PE",
top: 10,
});
["Symbol","Expiry","Strike","Series","TD Symbol","Timestamp","Open","High", "Low","LTP","PClose","OI","POI","Tick Vol","Tot Vol","TTO","Bid","Bid Qty", "Ask","Ask Qty","Delta","Gamma","Theta","Vega","Rho","IV","OI Chg %"]
UI Utilities — TD.UI
Show a toast alert to surface success or failure to the user.
await TD.UI.showAlert("Your message here", "success");
Alert types: "success", "error", "info", "warning".
Logging — TD.log
Use TD.log() for all debug output instead of console.log(). It appears in the built-in console panel and is preserved in the session log.
TD.log("Any value:", someVariable);
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