Javascript tradingview轻型图表的日期仅显示1970年1月1日的错误日期
请帮我定制tradingview js图表。我对图表有一个严重的问题。 图表未显示从数据库拉入图表的准确日期 上图是显示所提供数据准确日期的图表 从数据库中提取的数据给出了错误的日期，从而给出了错误的图表。 如何更正图表日期Javascript tradingview轻型图表的日期仅显示1970年1月1日的错误日期,javascript,php,tradingview-api,lightweight-charts,Javascript,Php,Tradingview Api,Lightweight Charts,请帮我定制tradingview js图表。我对图表有一个严重的问题。 图表未显示从数据库拉入图表的准确日期 上图是显示所提供数据准确日期的图表 从数据库中提取的数据给出了错误的日期，从而给出了错误的图表。 如何更正图表日期 var investment_charts = LightweightCharts.createChart(document.getElementById('investment_charts'), { width: width,
var investment_charts = LightweightCharts.createChart(document.getElementById('investment_charts'), {
width: width,
height: height,
priceScale: {
scaleMargins: {
top: 0.2,
bottom: 0.2,
},
position: 'left',
borderVisible: true,
},
timeScale: {
borderVisible: false,
},
grid: {
horzLines: {
color: '#eee',
},
vertLines: {
color: '#ffffff',
},
},
crosshair: {
horzLine: {
visible: false,
labelVisible: false
},
vertLine: {
visible: true,
style: 0,
width: 1,
color: 'rgba(32, 38, 46, 0.1)',
labelVisible: false,
}
},
});
// chart.resize(320, 250);
var series = investment_charts.addAreaSeries({
topColor: 'rgba(0, 120, 255, 0.2)',
bottomColor: 'rgba(0, 120, 255, 0.0)',
lineColor: 'rgba(0, 120, 255, 1)',
lineWidth: 3
});
series.setData([
<?php
foreach($user->historychart as $key=>$value){
if($value->investment_amount != null){
echo '{ time:'.$value->created_at->format('Y-m-d').', value:'. $value->investment_amount.'},';
}
}
?>
]);
function businessDayToString(businessDay) {
return new Date(Date.UTC(businessDay.year, businessDay.month - 1, businessDay.day, 0, 0, 0)).toLocaleDateString();
}
var toolTipWidth = 96;
var toolTipHeight = 40;
var toolTipMargin = 15;
var priceScaleWidth = 10;
var toolTip = document.createElement('div');
toolTip.className = 'floating-tooltip-1';
document.getElementById('investment_charts').appendChild(toolTip);
// update tooltip
investment_charts.subscribeCrosshairMove(function(param) {
if (!param.time || param.point.x < 0 || param.point.x > width || param.point.y < 0 || param.point.y > height) {
toolTip.style.display = 'none';
return;
}
var dateStr = LightweightCharts.isBusinessDay(param.time)
? businessDayToString(param.time)
: new Date(param.time * 1000).toLocaleDateString();
toolTip.style.display = 'block';
var price = param.seriesPrices.get(series);
toolTip.innerHTML = '<div style="color: rgba(0, 120, 255, 0.9)">⬤ Naira</div>' +
'<div style="font-size: 24px; margin: 4px 0px; color: #20262E">' + (Math.round(price * 100) / 100).toFixed(2) + '</div>' +
'<div>' + dateStr + '</div>';
var left = param.point.x;
if (left > width - toolTipWidth - toolTipMargin) {
left = width - toolTipWidth;
} else if (left < toolTipWidth / 2) {
left = priceScaleWidth;
}
toolTip.style.left = left + 'px';
toolTip.style.top = 80 + 'px';
});
var charts = LightweightCharts.createChart(document.getElementById('charts'), {
width: width,
height: height,
priceScale: {
scaleMargins: {
top: 0.2,
bottom: 0.2,
},
position: 'left',
borderVisible: true,
},
timeScale: {
borderVisible: false,
},
grid: {
horzLines: {
color: '#eee',
},
vertLines: {
color: '#ffffff',
},
},
crosshair: {
horzLine: {
visible: false,
labelVisible: false
},
vertLine: {
visible: true,
style: 0,
width: 1,
color: 'rgba(32, 38, 46, 0.1)',
labelVisible: false,
}
},
});
// chart.resize(320, 250);
var seriesa = charts.addAreaSeries({
topColor: 'rgba(0, 120, 255, 0.2)',
bottomColor: 'rgba(0, 120, 255, 0.0)',
lineColor: 'rgba(0, 120, 255, 1)',
lineWidth: 3
});
seriesa.setData([
<?php
foreach($user->historychart as $key=>$value){
if($value->daily_profit != null){
echo '{ time:'.$value->created_at->format('Y-m-d').', value:'. $value->daily_profit.'},';
}
}
?>
]);
function businessDayToString1(businessDay) {
return new Date(Date.UTC(businessDay.year, businessDay.month - 1, businessDay.day, 0, 0, 0)).toLocaleDateString();
}
var toolTipWidth1 = 96;
var toolTipHeight1 = 40;
var toolTipMargin1 = 15;
var priceScaleWidth1 = 10;
var toolTip1 = document.createElement('div');
toolTip1.className = 'floating-tooltip-2';
document.getElementById('charts').appendChild(toolTip1);
// update tooltip
charts.subscribeCrosshairMove(function(param) {
if (!param.time || param.point.x < 0 || param.point.x > width || param.point.y < 0 || param.point.y > height) {
toolTip1.style.display = 'none';
return;
}
var dateStr = LightweightCharts.isBusinessDay(param.time)
? businessDayToString1(param.time)
: new Date(param.time * 1000).toLocaleDateString();
toolTip1.style.display = 'block';
var price = param.seriesPrices.get(seriesa);
toolTip1.innerHTML = '<div style="color: rgba(0, 120, 255, 0.9)">⬤ Naira</div>' +
'<div style="font-size: 24px; margin: 4px 0px; color: #20262E">' + (Math.round(price * 100) / 100).toFixed(2) + '</div>' +
'<div>' + dateStr + '</div>';
var left = param.point.x;
if (left > width - toolTipWidth1 - toolTipMargin1) {
left = width - toolTipWidth1;
} else if (left < toolTipWidth1 / 2) {
left = priceScaleWidth1;
}
toolTip1.style.left = left + 'px';
toolTip1.style.top = 80 + 'px';
});
<?php
foreach($user->historychart as $key=>$value){
if($value->investment_amount != null){
echo '{ time:'.$value->created_at->format('Y-m-d').', value:'. $value->investment_amount.'},';
}
}
<
<?php
foreach($user->historychart as $key=>$value){
if($value->investment_amount != null){
echo '{ time:"'.$value->created_at->format('Y-m-d').'", value:'. $value->investment_amount.'},';
}
}
now = datetime.datetime.now()
timenow = str(now.strftime("%m/%d/%Y %H:%M:%S"))
date = datetime.datetime.strptime(timenow, "%m/%d/%Y %H:%M:%S")
timestamp = datetime.datetime.timestamp(date)
linechart = {
"time" : timestamp,
"value" : row[0]
}