Answers for "create a excel file from db table php"

Using the PHPExcel library to read an Excel file and transfer the data into a database

//  Include PHPExcel_IOFactory
include 'PHPExcel/IOFactory.php';

$inputFileName = './sampleData/example1.xls';

//  Read your Excel workbook
try {
    $inputFileType = PHPExcel_IOFactory::identify($inputFileName);
    $objReader = PHPExcel_IOFactory::createReader($inputFileType);
    $objPHPExcel = $objReader->load($inputFileName);
} catch(Exception $e) {
    die('Error loading file "'.pathinfo($inputFileName,PATHINFO_BASENAME).'": '.$e->getMessage());
}

//  Get worksheet dimensions
$sheet = $objPHPExcel->getSheet(0); 
$highestRow = $sheet->getHighestRow(); 
$highestColumn = $sheet->getHighestColumn();

//  Loop through each row of the worksheet in turn
for ($row = 1; $row <= $highestRow; $row++){ 
    //  Read a row of data into an array
    $rowData = $sheet->rangeToArray('A' . $row . ':' . $highestColumn . $row,
                                    NULL,
                                    TRUE,
                                    FALSE);
    //  Insert row data array into your database of choice here
}

create a excel file from db table php

$servername = "IP Address";
    $username = "Username";
    $password = "Password";
    $dbname = "DBName";
    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    }

    $sql = "SELECT * FROM ExampleTable";
    $result = mysqli_query($conn, $sql);

    if (mysqli_num_rows($result) > 0) { 
    
    $file_ending = "xls";
    $filename = "Example";
    //header info for browser
    header("Content-Type: application/xls");    
    header("Content-Disposition: attachment; filename=$filename.xls");  
    header("Pragma: no-cache"); 
    header("Expires: 0");
    /*******Start of Formatting for Excel*******/   
    //define separator (defines columns in excel & tabs in word)
    $sep = "\t"; //tabbed character
    //start of printing column names as names of MySQL fields
    while ($property = mysqli_fetch_field($result)) {
        echo $property->name . "\t";
    }
    print("\n");    
    //end of printing column names  
    //start while loop to get data
        while($row = mysqli_fetch_row($result))
        {
            $schema_insert = "";
            for($j=0; $j<mysqli_num_fields($result);$j++)
            {
                if(!isset($row[$j]))
                    $schema_insert .= "NULL".$sep;
                elseif ($row[$j] != "")
                    $schema_insert .= "$row[$j]".$sep;
                else
                    $schema_insert .= "".$sep;
            }
            $schema_insert = str_replace($sep."$", "", $schema_insert);
            $schema_insert = preg_replace("/\r\n|\n\r|\n|\r/", " ", $schema_insert);
            $schema_insert .= "\t";
            print(trim($schema_insert));
            print "\n";
        }   

    }

export html table data to excel in php

Use a PHP Excel for generatingExcel file. You can find a good one called PHPExcel here: https://github.com/PHPOffice/PHPExcel

And for PDF generation use http://princexml.com/