[英]how to show complete month dates and amount in php?
我想在php中制作一個xml字符串,
我想在交易date=$dates
從數據庫中顯示交易日期及其相關金額,
如果交易date!=$dates
然后$date
存儲在標簽中,金額= 0,我該怎么做
這是我的PHP代碼:
<?php
function default1()
{
$dates = array();
$timestamp = time();
for ($i = 1 ; $i <=30 ; $i++)
{
$dates[$i]= date('Y-m-d', $timestamp) . '<br />';
$timestamp -= 24 * 3600;
}
print_r ($dates);
//echo date('Y-m-d', strtotime('-7 days'));
$strQuery="select Distinct DATE_FORMAT(transactions.transaction_date,'%c-%d-%Y') as transaction_date,sum(amount)as Amount from transactions group by DATE_FORMAT(transactions.transaction_date,'%c-%d-%Y')";
$result = $GLOBALS ['mysqli']->query ($strQuery) or die ($GLOBALS ['mysqli']->error . __LINE__);
$strXML = "<chart caption='Reports of transactions' xAxisName='Date' yAxisName='Amount' showValues='0' useRoundEdges='1' palette='3'>";
while($ors = $result->fetch_assoc ())
{
for ($i = 1 ; $i <=30 ; $i++)
{
if(in_array("'".$ors['transaction_date']."'", $dates[$i]))
{
$strXML .= "<set label='" .$ors['transaction_date'] ."' value='" . $ors['Amount'] ."' />";
}
else
{
$strXML .= "<set label='" .$dates."' value='0' />";
}
}
}
$strXML .= "</chart>";
?>
<textarea><? print_r($strXML); ?></textarea>
<?
}
?>
請嘗試此查詢,
if(sum(amount)= 0,0,sum(amount))作為金額
$strQuery="select Distinct DATE_FORMAT(transactions.transaction_date,'%c-%d-%Y') as transaction_date,if(sum(amount)=0,0,sum(amount))as Amount from transactions group by DATE_FORMAT(transactions.transaction_date,'%c-%d-%Y')";
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.