yahoo-exchange

yahoo-exchange

getExchangeDataArray(pair, callback, errorHandler): void

• pair : string or Array<string>
• callback : (Array<number>, pair) => any
• errorHandler : options (A default method is console.log(error))

Warning!

Bid and Ask can be returned NaN by some pair. If you find a pair that has errors, please write the pair at the issue.

A known error

• JPYKRW

Array<number> : [Now, Changes, Changes percent, Previous Close, Open, Bid, Ask, Day's Range Min, Day's Range Max, 52 Week Range Min, 52 Week Range Max]

Example

• getExchangeDataArray('USDKRW', data => console.log(data)); // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ]
  

• getExchangeDataArray('USDKRW', data => console.log(data), error => console.log('[Error]' + error));
  // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] or [Error] error message
  

• getExchangeDataArray('USDKRW', (data,pair) => console.log(data,pair), error => console.log('[Error]' + error));
  // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] USDRKW or [Error] error message
  

• getExchangeDataArray('USDKRW', (data,pair) => console.log(data,pair), (error,pair) => console.log(`[Error:${pair}]${error}`));
   // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] USDKRW or [Error:USDKRW] error message
  

• getExchangeDataArray(['USDKRW', 'JPYKRW'], data => console.log(data));
  // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ]
  // [ 10.08,  0.03,  0.34,  -0.11,  10.047,  NaN,  NaN,  10.08,  10.065,  10.0245,  10.0968 ]
  

• getExchangeDataArray(['USDKRW', 'JPYKRW'], data => console.log(data), error => console.log('[Error]' + error));
  // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] or [Error] error message
  // [ 10.08,  0.03,  0.34,  -0.11,  10.047,  NaN,  NaN,  10.08,  10.065,  10.0245,  10.0968 ] or [Error] error message
  

•  getExchangeDataArray(['USDKRW', 'JPYKRW'], (data,pair) => console.log(data, pair)), error => console.log('[Error]' + error));
   // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] USDKRW or [Error] error message
   // [ 10.08,  0.03,  0.34,  -0.11,  10.047,  NaN,  NaN,  10.08,  10.065,  10.0245,  10.0968 ] JPYKRW or [Error] error message
  

•  getExchangeDataArray(['USDKRW', 'JPYKRW'], (data,pair) => console.log(data, pair)), (error,pair) => console.log(`[Error:${pair}]${error}`));
   // [ 1071.27,  0.88,  0.08,  -0.11,  1070.22,  1071.27,  1072.27,  1069.13,  1072.45,  1055.21,  1158.36 ] USDKRW or [Error:USDKRW] error message
   // [ 10.08,  0.03,  0.34,  -0.11,  10.047,  NaN,  NaN,  10.08,  10.065,  10.0245,  10.0968 ] JPYKRW or [Error:JPYKRW] error message
  

Warning

getExchangeDataArray does not return Arrays to Callback.

getExchangeDataLowTraffic(callback, errorHandler): void

• callback : data:Array<Array<any>> => any
• errorHandler : options (A default method is err => console.log(err))

Example

• index.getExchangeDataLowTraffic(v => console.log(v));
  // [['EUR/USD', 8, 143.647461, 1.709399], ... more 23 items]
  

getExchangeDataLowTrafficP(): Promise<Array<Array>>

Example

• index.getExchangeDataLowTrafficP().then(v => console.log(v))
  // [['EUR/USD', 8, 143.647461, 1.709399], ... more 23 items]
  

What is getExchangeDataLowTraffic and getExchangeDataLowTrafficP?

It just does one request and get data of 24 pairs. If you use the following pair, it is recommended that you use this method.

What pairs are available?

• EUR/USD
• USD/JPY
• GBP/USD
• AUD/USD
• NZD/USD
• EUR/JPY
• GBP/JPY
• EUR/GBP
• EUR/CAD
• EUR/SEK
• EUR/CHF
• EUR/HUF
• EUR/JPY
• USD/CNY
• USD/HKD
• USD/SGD
• USD/INR
• USD/MXN
• USD/PHP
• USD/IDR
• USD/THB
• USD/MYR
• USD/ZAR
• USD/RUB

What is getExchangeDataLowTrafficP?

It returns data using Promise.

getData(pair, callback, errorHandler): void @deprecated

deprecated Since version 1.0. Will be deleted in version 2.0. Use getExchangeDataArray instead.

Example

• getData('USDKRW', data => console.log(data)); // [
  

• getData('USDKRW', data => console.log(data), error => console.log('[Error]' + error));
  // 1070 or [Error] error message
  

• getData('USDKRW', (data,pair) => console.log(data,pair), error => console.log('[Error]' + error));
  // 1070 USDRKW or [Error] error message
  

• getData('USDKRW', (data,pair) => console.log(data,pair), (error,pair) => console.log(`[Error:${pair}]${error}`));
   // 1070 USDKRW or [Error:USDKRW] error message
  

getDataArray(pair, callback, errorHandler): void @deprecated

deprecated Since version 1.0. Will be deleted in version 2.0. Use getExchangeDataArray instead.

Example

• getDataArray(['USDKRW', 'JPYKRW'], data => console.log(data));
  // 1070
  // 970
  

• getDataArray(['USDKRW', 'JPYKRW'], data => console.log(data), error => console.log('[Error]' + error));
  // 1070 or [Error] error message
  // 970 or [Error] error message
  

•  getDataArray(['USDKRW', 'JPYKRW'], (data,pair) => console.log(data, pair)), error => console.log('[Error]' + error));
   // 1070 USDKRW or [Error] error message
   // 970 JPYKRW or [Error] error message
  

•  getDataArray(['USDKRW', 'JPYKRW'], (data,pair) => console.log(data, pair)), (error,pair) => console.log(`[Error:${pair}]${error}`));
   // 1070 USDKRW or [Error:USDKRW] error message
   // 970 JPYKRW or [Error:JPYKRW] error message
  

Warning

getDataArray does not return Array to Callback.

getPairArray(currency: Array, base: Array): Array

It Returns a pair array.

Example

•  const currency = ['USD','JPY'];
   const base = ['KRW'];
   getPairArray(currency,base);
   // ['USDKRW','JPYKRW'];
  

test.js

• const yahooExchange = require('yahoo-exchange');
  /**
   * yahooExchange.getData('USDKRW', data => console.log(data));
   * yahooExchange.getDataArray(['USDKRW', 'JPYKRW'], data => console.log(data));
   * yahooExchange.getData('USDKRW', (data, pair) => console.log(data, pair));
   * yahooExchange.getDataArray(['USDKRW', 'JPYKRW'], (data, pair) => console.log(data, pair));
   * yahooExchange.getData('USDKRW', (data, pair) => console.log(data, pair), (error,pair) => console.log(`[Error] ${pair}\n${error}`));
   * yahooExchange.getDataArray(['USDKRW', 'JPYKRW'], (data, pair) => console.log(data, pair), (error,pair) => console.log(`[Error] ${pair}\n${error}`));
   */
  yahooExchange.getExchangeDataArray('USDKRW', data => console.log(data));
  yahooExchange.getExchangeDataArray(['USDKRW', 'JPYKRW'], data => console.log(data));
  yahooExchange.getExchangeDataArray('USDKRW', (data, pair) => console.log(data, pair));
  yahooExchange.getExchangeDataArray(['USDKRW', 'JPYKRW'], (data, pair) => console.log(data, pair));
  yahooExchange.getExchangeDataArray('USDKRW', (data, pair) => console.log(data, pair), (error, pair) => console.log(`[Error] ${pair}\n${error}`));
  yahooExchange.getExchangeDataArray(['USDKRW', 'JPYKRW'], (data, pair) => console.log(data, pair), (error, pair) => console.log(`[Error] ${pair}\n${error}`));