php-binance-api/examples/web_socket_depth.php at master · ccxt/php-binance-api · GitHub

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<?php

require 'php-binance-api.php';

require 'vendor/autoload.php';

// @see home_directory_config.php

// use config from ~/.confg/jaggedsoft/php-binance-api.json

$api = new Binance\API();

$api->depthCache(["BNBBTC"], function($api, $symbol, $depth) {

echo "{$symbol} depth cache update\n";

$limit = 11; // Show only the closest asks/bids

$sorted = $api->sortDepth($symbol, $limit);

$bid = $api->first($sorted['bids']);

$ask = $api->first($sorted['asks']);

echo $api->displayDepth($sorted);

echo "ask: {$ask}\n";

echo "bid: {$bid}\n";

$endpoint = strtolower( $symbol ) . '@depthCache';

$api->terminate( $endpoint );

});

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