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php+mysql基础

2016-12-11 09:54 274 查看
1、 统计总数:

$result = mysql_query("SELECT * FROM goods");
$num_rows = mysql_num_rows($result);
总数<?=$num_rows;?>


2、取整数:
<?=ceil($total/200)+1?>


3、API:

$quanzhanye = $_POST['s'][0];
$url='http://api.***'.$quanzhanye.'';/**API接口**/
$data=file_get_contents($url);
$data=json_decode($data,true);
$data = $data['result'];
$table_name='plugin_jinzhe';
$num=0;
foreach($data as $val){
$plugin_data=array();
$val['num_iid']=trim($val['GoodsID']);
$plugin_data['cid']=$val['Cid'];
$plugin_data['iid']=$val['GoodsID'];
$plugin_data['pic_url']=$val['Pic'];
$plugin_data['price']=$val['Price'];
$plugin_data['price_jian']=$val['Quan_price'];
$plugin_data['youhuiquan_ur']=$val['Quan_link'];
$plugin_data['zhushi']=$val['Introduce'];
$plugin_data['price_original']=$val['Org_Price'];
$plugin_data['title']=$val['D_title'];
$plugin_data['commission_rate']=$val['Commission_jihua'];
$plugin_data['volume']=$val['Sales_num'];
$plugin_data['baoyou']=1;
$plugin_data['shop_type']=($val['IsTmall']=='1')?1:0;
$plugin_data['sort']=$val['ordid'];
$plugin_data['starttime']=time();//原来的$val['coupon_start_time'];
$plugin_data['endtime']=strtotime('+1 day',strtotime($val['Quan_time']));
$plugin_data['addtime']=time();
$plugin_data['status']=1;
$res='';
$res=$duoduo->insert($table_name,$plugin_data);
if($res && is_int($res)){
echo 'num_iid:'.$val['GoodsID'].' 添加成功<br />';
$num++;
}else{
echo 'num_iid:'.$val['GoodsID'].' <span style="color:red">添加失败,商品可能已经存在</span><br />';
}
}
exit('一键获取结束,总共成功获取了 '.$num.' 款商品'.print_r($data));//echo '<pre>';print_r($array);


4、 复制:

<script type="text/javascript">
function copyUrl2(obj)
{
var Url2=obj;//复制对象
Url2.select(); //选择对象
document.execCommand("Copy"); //执行浏览器复制命令
window.status="复制成功,可直接粘贴"
setTimeout("window.status=''",1000)
alert("复制成功,直接粘贴即可");
}
</script>
<input type="text" class="d_out" onMouseOver="this.className='d_over'" onMouseOut="this.className='d_out'" value="<?php echo $row_wtcl_nrly['wtcl_a']; ?>,ID:<?php echo $row_wtcl_nrly['wtcl_b']; ?>,<?php echo $row_wtcl_nrly['wtcl_k']; ?>,(<?php echo $row_wtcl_nrly['wtcl_c']; ?>,订单号:<?php echo $row_wtcl_nrly['wtcl_d']; ?>)。" onClick="copyUrl2(document.getElementById('<?=$row_wtcl_nrly['wtcl_id']; ?>'))" size="1" maxlength="10" id="<?=$row_wtcl_nrly['wtcl_id']; ?>">


5、替换特殊字符:

function replace_specialChar($strParam){
$regex = "/\/|\~|\!|\@|\#|\\$|\¥|\%|\^|\&|\*|\(|\)|\_|\+|\{|\}|\:|\:|\<|\>|\?|\[|\]|\,|\.|\/|\;|\'|\`|\-|\=|\\\|\快递|\单号|\|/";
return preg_replace($regex,"",$strParam);
}
$str_wtcl_g = $_POST['wtcl_g'];
$str_wtcl_g = replace_specialChar($str_wtcl_g);
echo $str_wtcl_g;


6、有条件显示背景色

<?php
if($row_wtcl_nrly['wtcl_i'] == '待处理'){
$wtcl_i_bg="#FFCCCC";}
elseif($row_wtcl_nrly['wtcl_i'] == '处理中'){
$wtcl_i_bg="#C7EDCC";}
else{$wtcl_i_bg="#66CCFF";}?>
<tr bgcolor="<?php echo $wtcl_i_bg;?>">


7、合计

$sql="select sum(xinka_kyed) from xinka";
$kyed = mysql_query($sql);
$sum_kyed=mysql_fetch_assoc($kyed);
//echo array_sum($sum_kyed).'<hr>';
//print_r($sum_kyed);


8、显示重复

$sql = "Select wtcl_b, Count(*) As wtcl_b From wtcl_nr Group By wtcl_b order by wtcl_b desc";
$rs = mysql_query($sql);
while (list($wtcl_b, $count) = mysql_fetch_row($rs)){
if($count>=2 & $wtcl_b<>'.'){
echo '<span style="color: #333; font-size: 12px;">['.$wtcl_b.']'.$count.',</span>';
}}


9、时间格式

<?=date('n-j H:i:s', strtotime($row_jsbb_show['jsbb_time']))?> // m-d


10、mysql将一个字段的值赋给另一个字段

UPDATE `shuju`.`nr` SET `riqi` = `time`


11、按时间段搜索

提交页

<form action="chaxun.php" method="post" name="form2" target="_blank" id="form2">开始:<input name="kaishi" type="text" id="kaishi" onClick="return Calendar('kaishi');" value="<?=date('Y-m-01')?>" size="7">,截止:<input name="jiezhi" type="text" id="jiezhi" onClick="return Calendar('jiezhi');" value="<?=date('Y-m-d')?>" size="7"><input type="submit" class="btn"  value="搜索" ></form>


处理页

$kaishi = $_POST['kaishi'];
$jiezhi = $_POST['jiezhi'];
$sql = "select * from jsbb_nr where jsbb_riqi between '$kaishi' and '$jiezhi' order by jsbb_time desc;";
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标签:  php mysql