Buat form
<form action="" method="post" enctype="multipart/form-data">
<strong>Gambar/Foto</strong></th>
<br>
<th>
<input type="file" name="gambar_berita">
</th>
</form>
Tambahkan skrip di function
//upload berita
function upload_gambar() {
$namaFile = $_FILES['gambar'] ['name'];
$error = $_FILES['gambar'] ['name'];
$tmpName = $_FILES['gambar'] ['tmp_name'];
//cek data upload
$ektensiFilesValid = ['jpg','png', 'jpeg', 'JPG', 'PNG', 'JPEG'];
$ekstensiFile = explode('.',$namaFile);
$ekstensiFile = strtolower(end($ekstensiFile));
if( !in_array($ekstensiFile, $ektensiFilesValid) ) {
echo "<script>
alert('File yang anda upload tidak sesuai !');
</script>";
return false;
}
// gambar siap di upload
// generate nama file
$namaFileBaru = uniqid();
$namaFileBaru .= '.';
$namaFileBaru .= $ekstensiFile;
move_uploaded_file($tmpName, '/gambar/' . $namaFileBaru);
return $namaFileBaru;
}