How do I convert an integer to binary in JavaScript?
เช่น ป้อน 10 จะได้ 00001010
Continue reading<!DOCTYPE html> <html> <head> <script> function redirectPost(url, data) { var form = document.createElement('form'); document.body.appendChild(form); form.method = 'post'; form.action = url; for (var name in data) { var input = document.createElement('input'); input.type = 'hidden'; input.name = name; input.value = data[name]; form.appendChild(input); } form.submit(); } </script> </head> <body> <p>Press button to POST and redirect</p> <button type="button" onclick="redirectPost('http://www.example.com', { username: 'jack', status: 'ok' });">Try it</button> </body> </html>
How TO – Redirect to Another Webpage
// Simulate a mouse click: window.location.href = "http://www.w3schools.com"; // Simulate an HTTP redirect: window.location.replace("http://www.w3schools.com");Continue reading
<!DOCTYPE html> <html> <body> <form id="myForm" action="/action_page.php"> First name: <input type="text" name="fname"><br> Last name: <input type="text" name="lname"><br><br> <input type="button" onclick="myFunction()" value="Submit form"> </form> <script> function myFunction() { document.getElementById("myForm").submit(); } </script> </body> </html>
<!DOCTYPE html> <html> <body onload="myFunction()"> <form id="myForm" action="/action_page.php"> First name: <input type="text" name="fname"><br> Last name: <input type="text" name="lname"><br><br> </form> <script> function myFunction() { document.getElementById("myForm").submit(); } </script> </body> </html>
Evaluate/Execute JavaScript code/expressions
<!DOCTYPE html> <html> <body> <p id="demo"></p> <script> var x = 10; var y = 20; var a = eval("x * y") + "<br>"; var b = eval("2 + 2") + "<br>"; var c = eval("x + 17") + "<br>"; var res = a + b + c; document.getElementById("demo").innerHTML = res; </script> </body> </html>