1,放入FMZ调试工具,可以直接运行 2,获取币安usdt合约全币种名称及个数
function unique (str) { var arr = str.split(','); return Array.from(new Set(arr)).join(',') } function main() { var exchange_info = JSON.parse(HttpQuery('https://fapi.binance.com/fapi/v1/exchangeInfo')); //Log(exchange_info.symbols); var str = ''; exchange_info.symbols.forEach(function(exitem, index) { if (exitem.symbol.indexOf('USDT') == -1) {return} if (exitem.symbol.indexOf('BTCST') !== -1) {return} if (exitem.symbol.indexOf('BTCDOM') !== -1) {return} var content = ','; if (index == exchange_info.symbols.length - 1) { content = ''; } str += exitem.baseAsset + content; }); Log(unique(str)) Log(unique(str).split(',').length) //return unique(str); }
god 可以直接用 _.uniq([1, 2, 1, 4, 1, 3]); => [1, 2, 4, 3]