Multiple File upload

file_upload.php

<?php
$conn = mysqli_connect("localhost","dinesh","_[#*cch(LpEB","dinesh_accident_report") or die(mysql_error());

$street=$_REQUEST['street'];
$place=$_REQUEST['place'];
$description=$_REQUEST['description'];
$latitude=$_REQUEST['latitude'];
$longitude=$_REQUEST['longitude'];
$date=$_REQUEST['date'];
$images="";
$c=1;
foreach($_FILES as $file){
    $target_path = "accident_images/";
    $pieces = explode(".", $file['name']);
    $base_name= $pieces[0].time().".".$pieces[1];
    $target_path = $target_path . basename($base_name);
    if(move_uploaded_file($file['tmp_name'], $target_path)) {
        $images=$images.$base_name.";";
    } else{
        echo "There was an error uploading the file, please try again!";
        echo "filename: " .  basename($base_name);
        echo "target_path: " .$target_path;
    }
    $c++;
}
if(strlen($images)>0){
    $images=substr($images, 0, -1); 
}

$sql = "INSERT INTO accident (street, place, description,images,latitude,longitude,date) VALUES ('$street', '$place', '$description','$images',$latitude,$longitude,'$date')";
	if ($conn->query($sql) === TRUE) {
		$sMessage= "New accident posted successfully";
		$last_id = $conn->insert_id;
		$toPrint[] =array(
			"sStatus" => true, 
			"sMessage" => $sMessage
		);
	} else {
		$sMessage="Error in generating new accident.";
		$toPrint[] =array(
			"sStatus" => false, 
			"sMessage" => $sMessage
		);
	}
    
echo json_encode($toPrint);

?>