如何解决有什么方法可以在json中传递多序列数据,因为它在reactjs的anychart中不能正常工作吗?
我正在尝试在React中使用AnyChart来实现柱形图,并且正在以JSON传递多序列数据,但是它不能正常工作,这是一个简单的JSON结构,我需要知道如何在react中传递多序列数据。 / p>
from ib_insync import *
from concurrent.futures import ThreadPoolExecutor
import random
import nest_asyncio
nest_asyncio.apply()
# Define IB object
ib = IB()
# Connect to IB
ib.connect('127.0.0.1',7497,clientId=131)
# Define sample function with ib.sleep
def sample_function(sleep_time):
print('Sleeping now')
ib.sleep(sleep_time)
print('Sleep completed!')
# Call function directly - works fine
sample_function()
# Run multiple threads and call function within each thread - RunTimeWarning and stops
executor = ThreadPoolExecutor(max_workers=2)
executor.submit(sample_function,random.randint(1,20))
executor.submit(sample_function,20))
解决方法
是的,此特定格式不支持多系列数据。为此,我们建议使用其他方法:
import React from 'react'
import ReactDOM from 'react-dom'
import AnyChart from '../../dist/anychart-react.min.js'
import anychart from 'anychart'
const data = anychart.data.set([
['p1',5,4],['p2',6,2],['p3',3,7],['p4',1,5]
]);
// Render chart with settings
ReactDOM.render(<AnyChart type="column" title="Multicolumn chart" width={800} height={600} legend={true} />,document.getElementById('root'));
// Re-render with multicolumn data. No need to set type secondly,because it just updates data
ReactDOM.render(<AnyChart data={data}/>,document.getElementById('root'));
或使用实例字段,这是使用插件最灵活的方式:
import React from 'react'
import ReactDOM from 'react-dom'
import AnyChart from '../../dist/anychart-react.min.js'
import anychart from 'anychart'
const data = anychart.data.set([
['p1',5]
]);
var mapping1 = data.mapAs({x: 0,value: 1});
var mapping2 = data.mapAs({x: 0,value: 2});
const chart = anychart.column();
chart.column(mapping1);
chart.column(mapping2);
ReactDOM.render(
<AnyChart
width={800}
height={600}
instance={chart}
title="Stock demo"
/>,document.getElementById('root'));
有关详细信息,请检查the plugin page上的示例。
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