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标题

带公式的标题 \(\sqrt[n]{ab}\)

代码块

<?php
    require_once 'db.php';
 
    $pageNow = 1;//当前页
    $pageSize = 5;//一页多少行
    $lineCount = 0;//总记录书
    $pageCount = 0;//总页数
     
    if(isset($_GET['pageNow'])){
        $pageNow = $_GET['pageNow'];
    }
     
    $sql = "select count(*) as count from channel_package";
    $res=$conn->query($sql);
    while($row=$res->fetch_assoc()){
        $lineCount = $row['count'];
    }
    $pageCount = ceil($lineCount/$pageSize);
    $sql = "select * from channel_package limit ".($pageNow-1) * $pageSize.", $pageSize";
    $res=$conn->query($sql);
    $data = array();
    while($row=$res->fetch_assoc()){
        array_push($data,array(
            "id"        =>   $row['id'],
            "id_string" =>   $row['id_string'],
        ));
    }
    echo json_encode(array("data"=>$data));
?>

数学公式

\(\sum_{i=0}^n i^2=\frac{(n^2+n)(2n+1)}{6}\)

\(\binom{n}{m}=\binom{n}{n-m}=C_n^m=C_n^{n-m}\binom{n}{m}=\binom{n}{n-m}=C_n^m=C_n^{n-m}\binom{n}{m}=\binom{n}{n-m}=C_n^m=C_n^{n-m}\binom{n}{m}=\binom{n}{n-m}=C_n^m=C_n^{n-m}\binom{n}{m}=\binom{n}{n-m}=C_n^m=C_n^{n-m}\)

图片

代码块

{
  "name": "demo",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "MIT"
}

表格

1111111111111111111111111111	B	C	D	E	F	G	H	I
Lorem	ipsum	Lorem	ipsum	dolor	consectetur	consectetur	consectetur	consectetur
consectetur	consecteconsecteturconsecteturconsecteturconsecteturconsecteturtur	consectetur	ipsum	consectetur	consectetur	consectetur	consectetur	consectetur
1111	ipsum	ipsum	ipsum	ipsum	ipsum	ipsum

abc

这是一段文本。