how to upload file using ajax in php code example

Example 1: file upload in php through ajax

**1. index.php**
<body>
    <span id="msg" style="color:red"></span><br/>
    <input type="file" id="photo"><br/>
  <script type="text/javascript" src="jquery-3.2.1.min.js"></script>
  <script type="text/javascript">
    $(document).ready(function(){
      $(document).on('change','#photo',function(){
        var property = document.getElementById('photo').files[0];
        var image_name = property.name;
        var image_extension = image_name.split('.').pop().toLowerCase();

        if(jQuery.inArray(image_extension,['gif','jpg','jpeg','']) == -1){
          alert("Invalid image file");
        }

        var form_data = new FormData();
        form_data.append("file",property);
        $.ajax({
          url:'upload.php',
          method:'POST',
          data:form_data,
          contentType:false,
          cache:false,
          processData:false,
          beforeSend:function(){
            $('#msg').html('Loading......');
          },
          success:function(data){
            console.log(data);
            $('#msg').html(data);
          }
        });
      });
    });
  </script>
</body>

**2.upload.php**
<?php
if($_FILES['file']['name'] != ''){
    $test = explode('.', $_FILES['file']['name']);
    $extension = end($test);    
    $name = rand(100,999).'.'.$extension;

    $location = 'uploads/'.$name;
    move_uploaded_file($_FILES['file']['tmp_name'], $location);

    echo '<img src="'.$location.'" height="100" width="100" />';
}

Example 2: file upload in php through ajax

async function saveFile() 
{
    let formData = new FormData();           
    formData.append("file", sortpicture.files[0]);
    await fetch('/uploads', {method: "POST", body: formData});    
    alert('works');
}

Tags:

Php Example

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