Business
Jobs
  • About Us
  • Solutions
    • Job Postings
      Post your job and receive qualified candidates in 48h.
    • Candidate Assessments
      500+ technical and psychological tests, plus anti-fraud.
    • Headhunting
      Tailor-made executive search from start to finish.
    • Payroll + EOR
      Payroll dispersal and EOR across 15+ LATAM countries.
  • Pricing
  • Jobs

0

155
Views
Cómo mostrar MediumBLOB desde la base de datos MySQL usando Javascript

Entonces, estoy tratando de mostrar la información que he recuperado de una base de datos y estoy usando Javascript para pasar esta información a sus etiquetas correspondientes usando las ID. No tengo ningún problema con la salida del texto, pero tengo dificultades para sacar las imágenes en la base de datos, que es un MediumBLOB.

 function ShowDetails(viewid) { $('#view').val(viewid) $.post("update.php",{sendview:viewid},function(data, status){ var userid = JSON.parse(data); $('#uname').text("Username: " + userid.username) $('#pass').text("Password: " + userid.password) $('#fname').text("First Name: " + userid.firstname) $('#mname').text("Middle Name: " + userid.middlename) $('#lname').text("Last Name: " + userid.lastname) $('#gen').text("Gender: " + userid.gender) $('#yearlevel').text("Year Level: " + userid.yearlevel) $('#pos').text("Position: " + userid.position) $('#accesslevel').text("Access Level: " + userid.accesslevel) var buffer = new Buffer(userid.images); var bufferBase64 = buffer.toString('base64'); $('#img').attr("src", "data:image/jpeg;base64," + bufferBase) }); $('#viewModal').modal("show"); }

En cuanto a update.php, aquí está la condición que recibe el método Post.

 <?php $conn = mysqli_connect('localhost', 'root', '', 'phpfinals'); if($conn->connect_error) { echo "$conn->connect_error"; die("Connection Failed : ".$conn->connect_error); } //Sending details to be viewed if(isset($_POST['sendview'])) { $user_id = $_POST['sendview']; $stmnt = mysqli_query($conn,"SELECT `username`, `password`, `firstname`, `middlename`, `lastname` , `gender`, `yearlevel`, `position`, `accesslevel`, `images` FROM phpfinals.records WHERE `username` = $user_id"); $result=array(); while($row = mysqli_fetch_assoc($stmnt)) { $result = $row; } echo json_encode($result); } else { $response['status'] = 200; $response['message'] = "Invalid or data not found"; } ?>
about 4 years ago · Juan Pablo Isaza
1 answers
Answer question

0

intente crear un objeto de URL

 function ShowDetails(viewid) { $('#view').val(viewid) $.post("update.php",{sendview:viewid},function(data, status){ var userid = JSON.parse(data); $('#uname').text("Username: " + userid.username) $('#pass').text("Password: " + userid.password) $('#fname').text("First Name: " + userid.firstname) $('#mname').text("Middle Name: " + userid.middlename) $('#lname').text("Last Name: " + userid.lastname) $('#gen').text("Gender: " + userid.gender) $('#yearlevel').text("Year Level: " + userid.yearlevel) $('#pos').text("Position: " + userid.position) $('#accesslevel').text("Access Level: " + userid.accesslevel) var objectURL = URL.createObjectURL(userid.images); $('#img').attr("src", objectURL) }); $('#viewModal').modal("show"); }

y como sugerencia no relacionada con su pregunta, en lugar de echo, debería ser mejor usar return para enviar el resultado

 return json_encode($result);
about 4 years ago · Juan Pablo Isaza Report
Answer question
Find remote jobs

Discover the new way to find a job!

Top jobs
Top job categories
Business
Post vacancy Pricing Sales
Legal
Terms and conditions Privacy policy
© 2026 PeakU Inc. All Rights Reserved.
Andres GPT
Show me some job opportunities
There's an error!