Reading Data From Google Sheets to HTML Using JavaScript and Apps Script

Reading Data From Google Sheet | Google Sheet to JSON and JSON to HTML | JavaScript and Apps Script

In today's video you will learn about How to read and display data from Google Sheet.

AppsScript Code


const ss = SpreadsheetApp.openByUrl("Your google sheet url")
const sheet = ss.getSheetByName("Sheet1")
function doGet(e){
  let obj = {};
  let data = sheet.getDataRange().getValues()
  obj.content = data;
return ContentService.createTextOutput(JSON.stringify(obj)).setMimeType(ContentService.MimeType.JSON)

}

Deploy your appsscript project and copy the API endpoint URL.

HTML, JavaScript Code


<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        tr {
            background-color: lightGrey;
        }
        
        tr:nth-child(2n) {
            background-color: grey;
        }
    </style>
</head>

<body>
    <table></table>
    <script>
        fetch('paste your api end point url here')
            .then(res => res.json())
            .then(data => {
                let tr = data.content.reduce((prev, cur) => {
                    let td = cur.map(e => `<td>${e}</td>`)
                    return prev + `<tr>${td.join("")}</tr>`
                }, "\r")
                document.querySelector("table").innerHTML = tr;
                
            });
    </script>
</body>

</html>

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