CSS 显示两行后多余显示省略号<br /> display: -webkit-box; <br /> -webkit-box-orient: vertical; <br /> -webkit-line-clamp: 2; <br /> overflow: hidden;

CSS 显示两行后多余显示省略号
display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 2;
overflow: hidden;

//js 修改数组对象中的属性值<br /> var content = [{"type":"add","state":false},{"type":"update","state":false},]<br /> for(var i=0;i<content.length;i++){<br /> if(content[i].type == "add"){<br /> content[i].state=true;<br /> }<br /> }

//js 修改数组对象中的属性值
var content = [{"type":"add","state":false},{"type":"update","state":false},]
for(var i=0;i if(content[i].type == "add"){
content[i].state=true;
}
}

宝塔{CORS}跨域设置<br /> add_header 'Access-Control-Allow-Origin' '*';<br /> add_header 'Access-Control-Allow-Credentials' 'true';<br /> add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';

宝塔{CORS}跨域设置
add_header 'Access-Control-Allow-Origin' '*';
add_header 'Access-Control-Allow-Credentials' 'true';
add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';

css设置滚动条样式<br /> /*滚动条样式*/<br /> .cal_bottom::-webkit-scrollbar {/*滚动条整体样式*/<br /> width:4px;/*高宽分别对应横竖滚动条的尺寸*/<br /> height:4px;<br /> }<br /> .cal_bottom::-webkit-scrollbar-thumb {/*滚动条里面小方块*/<br /> border-radius:5px;<br /> -webkit-box-shadow: inset005pxrgba(0,0,0,0.2);<br /> background:rgba(0,0,0,0.2);<br /> }<br /> .cal_bottom::-webkit-scrollbar-track {/*滚动条里面轨道*/<br /> -webkit-box-shadow: inset005pxrgba(0,0,0,0.2);<br /> border-radius:0;<br /> background:rgba(0,0,0,0.1);<br /> }

css设置滚动条样式
/*滚动条样式*/
.cal_bottom::-webkit-scrollbar {/*滚动条整体样式*/
width:4px;/*高宽分别对应横竖滚动条的尺寸*/
height:4px;
}
.cal_bottom::-webkit-scrollbar-thumb {/*滚动条里面小方块*/
border-radius:5px;
-webkit-box-shadow: inset005pxrgba(0,0,0,0.2);
background:rgba(0,0,0,0.2);
}
.cal_bottom::-webkit-scrollbar-track {/*滚动
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emlog 判断某个插件是否激活<br /> $DB = Database::getInstance();<br /> $sql = $DB->query("SELECT * FROM `" . DB_PREFIX . "options` WHERE `option_value` like '%插件名称%'");<br /> if ($DB->num_rows($sql) > 0) {<br /> echo '激活';<br /> } else {<br /> echo '未激活';<br /> }

emlog 判断某个插件是否激活
$DB = Database::getInstance();
$sql = $DB->query("SELECT * FROM `" . DB_PREFIX . "options` WHERE `option_value` like '%插件名称%'");
if ($DB->num_rows($sql) > 0) {
echo '激活';
} else {
echo '未激活';
}

uniapp动态设置标题titleNView<br /> let pages = getCurrentPages()<br /> let page = pages[pages.length - 1];<br /> let currentWebview = page.$getAppWebview();<br /> let titleNView = currentWebview.getStyle().titleNView<br /> currentWebview.setStyle({<br /> titleNView:{subtitleText:UserInfoData.phone}<br /> })<br /> //打印结果<br /> let titleNView = currentWebview.getStyle().titleNView<br /> console.log(titleNView)<br /> //设置延时<br /> titleNView.autoBackButton = true<br /> currentWebview.setStyle({<br /> titleNView: titleNView<br /> })<br /> uni.setNavigationBarColor({<br /> frontColor: "#ffffff", //文字颜色<br /> backgroundColor: "#000000" ,//底部背景色<br /> })<br /> uni.setNavigationBarTitle({<br /> title: title//想要显示的顶部标题<br /> });

uniapp动态设置标题titleNView
let pages = getCurrentPages()
let page = pages[pages.length - 1];
let currentWebview = page.$getAppWebview();
let titleNView = currentWebview.getStyle().titleNView
currentWebview.setStyle({
titleNView:{subtitleText:UserInfoData.phone}
})
//打印结果
let titleNView = currentWebview.getStyle().titleNView
console.log(titleNView)
//设置延时
titleNView.autoBackButton = true 查看全文

JS时间戳转时间日期函数<br /> resolvingDate(date){ <br /> if(!date){ <br /> return;<br /> }<br /> //date是传入的时间<br /> var d = new Date(parseInt(date + '000'));<br /> let month = (d.getMonth() + 1) < 10 ? '0'+(d.getMonth() + 1) : (d.getMonth() + 1);<br /> let day = d.getDate()<10 ? '0'+d.getDate() : d.getDate();<br /> let hours = d.getHours()<10 ? '0'+d.getHours() : d.getHours();<br /> let min = d.getMinutes()<10 ? '0'+d.getMinutes() : d.getMinutes();<br /> let sec = d.getSeconds()<10 ? '0'+d.getSeconds() : d.getSeconds();<br /> let times;<br /> times=d.getFullYear() + '-' + month + '-' + day + ' ' + hours + ':' + min + ':' + sec;<br /> return times<br /> }

JS时间戳转时间日期函数
resolvingDate(date){
if(!date){
return;
}
//date是传入的时间
var d = new Date(parseInt(date + '000'));
let month = (d.getMonth() + 1) < 10 ? '0'+(d.getMonth() + 1) : (d.getMonth() + 1);
let day = d.getDate()<10 ? '0'+d.getDate() : d.getDate();
let hours = d.getHours()<10 ? '0'+d.getHours() : d.getHours();
let min = d.getMinutes()<10 ? '0'
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讯睿常用函数<br /> dr_member_info(uid); 获取用户数据

讯睿常用函数
dr_member_info(uid); 获取用户数据

css防止图片变形<br /> 该属性会对图片保留原始比列，多余的会被裁剪。<br /> img{<br /> width: 100px;<br /> height: 200px;<br /> object-fit: cover;<br /> }

css防止图片变形
该属性会对图片保留原始比列，多余的会被裁剪。
img{
width: 100px;
height: 200px;
object-fit: cover;
}

PHP取字符串中间函数<br /> function getSubstr($str, $leftStr, $rightStr){<br /> $left = strpos($str, $leftStr);<br /> //echo '左边:'.$left;<br /> $right = strpos($str, $rightStr,$left);<br /> //echo '<br /> 右边:'.$right;<br /> if($left < 0 or $right < $left) return '';<br /> return substr($str, $left + strlen($leftStr), $right-$left- <br /> strlen($leftStr));<br /> }

PHP取字符串中间函数
function getSubstr($str, $leftStr, $rightStr){
$left = strpos($str, $leftStr);
//echo '左边:'.$left;
$right = strpos($str, $rightStr,$left);
//echo '
右边:'.$right;
if($left < 0 or $right < $left) return '';
return substr($str, $left + strlen($leftStr), $right-$left-
strlen($leftStr));
}

a标签的四个伪类<br /> a:link<br /> 定义正常链接的样式；<br /> a:visited<br /> 定义已访问过链接的样式；<br /> a:hover<br /> 定义鼠标悬浮在链接上时的样式；<br /> a:active<br /> 定义鼠标点击链接时的样式；

a标签的四个伪类
a:link
定义正常链接的样式；
a:visited
定义已访问过链接的样式；
a:hover
定义鼠标悬浮在链接上时的样式；
a:active
定义鼠标点击链接时的样式；

PHP返回数组中元素的数目<br /> <?php<br /> $cars=array("Volvo","BMW","Toyota");<br /> echo count($cars);<br /> ?>

PHP返回数组中元素的数目
<?php
$cars=array("Volvo","BMW","Toyota");
echo count($cars);
?>

正则匹配所有a链接<br /> $str = file_get_contents("https://");<br /> $reg1="/<a .*?>.*?<\/a>/";<br /> $aarray;<br /> preg_match_all($reg1,$str,$aarray);<br /> print_r($aarray);

正则匹配所有a链接
$str = file_get_contents("https://");
$reg1="/.*?<\/a>/";
$aarray;
preg_match_all($reg1,$str,$aarray);
print_r($aarray);