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FUNCTIONS.md

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FCS API - PHP Functions Reference

Quick reference for all available functions in the FCS API PHP library.

Authentication Methods

use FcsApi\FcsApi;
use FcsApi\FcsConfig;

// Method 1: Default (uses key from FcsConfig.php)
$fcsapi = new FcsApi();

// Method 2: Pass API Key directly (override)
$fcsapi = new FcsApi('YOUR_API_KEY');

// Method 3: IP Whitelist (no key needed if IP whitelisted in account)
$config = FcsConfig::withIpWhitelist();
$fcsapi = new FcsApi($config);

// Method 4: Token-Based (secure for frontend apps)
$config = FcsConfig::withToken('API_KEY', 'PUBLIC_KEY', 3600);
$fcsapi = new FcsApi($config);
$tokenData = $fcsapi->generateToken(); // Send to frontend

Set Default API Key

Edit src/FcsConfig.php and set your key:

public string $accessKey = 'YOUR_API_KEY_HERE';

Token Expiry Values

Seconds Duration
300 5 minutes
900 15 minutes
1800 30 minutes
3600 1 hour
86400 24 hours

Crypto Functions

$fcsapi->crypto->getSymbolsList($type, $subType, $exchange)
$fcsapi->crypto->getCoinsList()
$fcsapi->crypto->getLatestPrice($symbol, $period, $type, $exchange, $getProfile)
$fcsapi->crypto->getAllPrices($exchange, $period, $type)
$fcsapi->crypto->getCoinData($symbol, $limit, $sortBy)
$fcsapi->crypto->getTopByMarketCap($limit)
$fcsapi->crypto->getTopByRank($limit)
$fcsapi->crypto->convert($pair1, $pair2, $amount)
$fcsapi->crypto->getBasePrices($symbol, $exchange, $fallback)
$fcsapi->crypto->getCrossRates($symbol, $exchange, $type, $period, $crossrates, $fallback)
$fcsapi->crypto->getHistory($symbol, $period, $length, $from, $to, $page, $isChart)
$fcsapi->crypto->getProfile($symbol)
$fcsapi->crypto->getExchanges($type, $subType)
$fcsapi->crypto->advanced($params)
$fcsapi->crypto->getMovingAverages($symbol, $period, $exchange)
$fcsapi->crypto->getIndicators($symbol, $period, $exchange)
$fcsapi->crypto->getPivotPoints($symbol, $period, $exchange)
$fcsapi->crypto->getPerformance($symbol, $exchange)
$fcsapi->crypto->getTopGainers($exchange, $limit, $period, $type)
$fcsapi->crypto->getTopLosers($exchange, $limit, $period, $type)
$fcsapi->crypto->getHighestVolume($exchange, $limit, $period, $type)
$fcsapi->crypto->getSortedData($sortColumn, $sortDirection, $limit, $type, $exchange, $period)
$fcsapi->crypto->search($query, $type)
$fcsapi->crypto->multiUrl($urls, $base)

Parameters

Parameter Values
$type crypto, coin, futures, dex, dominance
$subType spot, swap, index
$exchange BINANCE, COINBASE, KRAKEN, BYBIT
$period 1m, 5m, 15m, 30m, 1h, 4h, 1D, 1W, 1M
$sortBy perf.rank_asc, perf.market_cap_desc, perf.circulating_supply_desc
$sortColumn active.c, active.chp, active.v, active.h, active.l, perf.rank, perf.market_cap
$sortDirection asc, desc

Forex Functions

$fcsapi->forex->getSymbolsList($type, $subType, $exchange)
$fcsapi->forex->getLatestPrice($symbol, $period, $type, $exchange, $getProfile)
$fcsapi->forex->getAllPrices($exchange, $period, $type)
$fcsapi->forex->getCommodities($symbol, $period)
$fcsapi->forex->getCommoditySymbols()
$fcsapi->forex->convert($pair1, $pair2, $amount, $type)
$fcsapi->forex->getBasePrices($symbol, $type, $exchange, $fallback)
$fcsapi->forex->getCrossRates($symbol, $type, $period, $exchange, $crossrates, $fallback)
$fcsapi->forex->getHistory($symbol, $period, $length, $from, $to, $page, $isChart)
$fcsapi->forex->getProfile($symbol)
$fcsapi->forex->getExchanges($type, $subType)
$fcsapi->forex->advanced($params)
$fcsapi->forex->getMovingAverages($symbol, $period, $exchange)
$fcsapi->forex->getIndicators($symbol, $period, $exchange)
$fcsapi->forex->getPivotPoints($symbol, $period, $exchange)
$fcsapi->forex->getPerformance($symbol, $exchange)
$fcsapi->forex->getEconomyCalendar($symbol, $country, $from, $to)
$fcsapi->forex->getTopGainers($type, $limit, $period, $exchange)
$fcsapi->forex->getTopLosers($type, $limit, $period, $exchange)
$fcsapi->forex->getMostActive($type, $limit, $period, $exchange)
$fcsapi->forex->getSortedData($sortColumn, $sortDirection, $limit, $type, $exchange, $period)
$fcsapi->forex->search($query, $type, $exchange)
$fcsapi->forex->multiUrl($urls, $base)

Parameters

Parameter Values
$type forex, commodity
$subType spot, synthetic
$exchange FX, ONA, SFO, FCM
$period 1m, 5m, 15m, 30m, 1h, 4h, 1D, 1W, 1M
$country US, GB, DE, JP, AU, CA

Stock Functions

// Symbol/List
$fcsapi->stock->getSymbolsList($exchange, $country, $sector, $indices)
$fcsapi->stock->search($query, $exchange, $country)

// Indices
$fcsapi->stock->getIndicesList($country, $exchange)
$fcsapi->stock->getIndicesLatest($symbol, $country, $exchange)

// Latest Prices
$fcsapi->stock->getLatestPrice($symbol, $period, $exchange, $getProfile)
$fcsapi->stock->getAllPrices($exchange, $period)
$fcsapi->stock->getLatestByCountry($country, $sector, $period)
$fcsapi->stock->getLatestByIndices($indices, $period)

// Historical
$fcsapi->stock->getHistory($symbol, $period, $length, $from, $to, $page, $isChart)

// Profile & Info
$fcsapi->stock->getProfile($symbol)
$fcsapi->stock->getExchanges($type, $subType)

// Financial Data
$fcsapi->stock->getEarnings($symbol, $duration)
$fcsapi->stock->getRevenue($symbol)
$fcsapi->stock->getDividends($symbol, $format)
$fcsapi->stock->getBalanceSheet($symbol, $duration, $format)
$fcsapi->stock->getIncomeStatements($symbol, $duration, $format)
$fcsapi->stock->getCashFlow($symbol, $duration, $format)
$fcsapi->stock->getStatistics($symbol, $duration)
$fcsapi->stock->getForecast($symbol)
$fcsapi->stock->getStockData($symbol, $dataColumn, $duration, $format)

// Technical Analysis
$fcsapi->stock->getMovingAverages($symbol, $period)
$fcsapi->stock->getIndicators($symbol, $period)
$fcsapi->stock->getPivotPoints($symbol, $period)
$fcsapi->stock->getPerformance($symbol)

// Top Movers & Sorting
$fcsapi->stock->getTopGainers($exchange, $limit, $period, $country)
$fcsapi->stock->getTopLosers($exchange, $limit, $period, $country)
$fcsapi->stock->getMostActive($exchange, $limit, $period, $country)
$fcsapi->stock->getSortedData($sortColumn, $sortDirection, $limit, $exchange, $country, $period)

// Filter
$fcsapi->stock->getBySector($sector, $limit, $exchange)
$fcsapi->stock->getByCountry($country, $limit, $exchange)

// Advanced
$fcsapi->stock->advanced($params)
$fcsapi->stock->multiUrl($urls, $base)

Parameters

Parameter Values
$type stock, index, fund, structured, dr
$subType spot, main, cfd, common, preferred
$exchange NASDAQ, NYSE, LSE, TSE, HKEX, BSE
$period 1m, 5m, 15m, 30m, 1h, 4h, 1D, 1W, 1M
$duration annual, interim, both
$format plain, inherit
$dataColumn earnings, revenue, profile, dividends, balance_sheet, income_statements, statistics, cash_flow

Common Response Fields

Field Description
o Open price
h High price
l Low price
c Close/Current price
v Volume
t Unix timestamp
ch Change amount
chp Change percentage

Quick Examples

// Initialize (uses key from FcsConfig.php)
$fcsapi = new FcsApi();

// Crypto
$fcsapi->crypto->getLatestPrice('BINANCE:BTCUSDT');
$fcsapi->crypto->getHistory('BINANCE:BTCUSDT', '1D', 100);
$fcsapi->crypto->getCoinData(null, 50, 'perf.rank_asc');

// Forex
$fcsapi->forex->getLatestPrice('FX:EURUSD');
$fcsapi->forex->convert('EUR', 'USD', 100);

// Stock
$fcsapi->stock->getLatestPrice('NASDAQ:AAPL');
$fcsapi->stock->getTopGainers('NASDAQ', 10);
$fcsapi->stock->getEarnings('NASDAQ:AAPL', 'annual');
$fcsapi->stock->getDividends('NASDAQ:AAPL');
$fcsapi->stock->getBalanceSheet('NASDAQ:AAPL', 'annual');
$fcsapi->stock->getStockData('NASDAQ:AAPL', 'profile,earnings,dividends');

Token Authentication Example

// Backend: Generate token
$config = FcsConfig::withToken('YOUR_API_KEY', 'YOUR_PUBLIC_KEY', 3600);
$fcsapi = new FcsApi($config);
$tokenData = $fcsapi->generateToken();

// Send $tokenData to frontend:
// {
//     '_token' => 'abc123...',
//     '_expiry' => 1764164233,
//     '_public_key' => 'your_public_key'
// }

// Frontend (JavaScript): Use token
// fetch('https://api-v4.fcsapi.com/forex/latest?symbol=EURUSD' +
//       '&_public_key=' + tokenData._public_key +
//       '&_expiry=' + tokenData._expiry +
//       '&_token=' + tokenData._token)

Get API Key

Get your API key at: https://fcsapi.com