input form data into database through php - php

Question

I cannot figure out what is wrong with my code. The data is not getting stored in phpmyadmin. may be its a syntax error.I ll be glad if someone could find the problem with my code. Please help me out on this!
It is a simple form asking for the details of the person who needs blood. I need the details to be stored into the database named 'blood_share_system' and the table name 'acceptors'.
my html file:
<form action="needblood.inc.php"method="post">
<fieldset>
<legend>Personal Information</legend>
<label>FirstName</label><br>
<input type="text"name="first"required><br>
<label>LastName</label><br>
<input type="text"name="last"required><br>
<label>PatientFirstName</label><br>
<input type="text"name="pfirst" required><br>
<lable>PatientLastName</label><br>
<input type="text"name="plast"<br>
</legend>
</fieldset>
<fieldset>
<legend>Contact Information</legend>
<lable>Phone Number</label><br>
<input type="tel"placeholder="10-digit PhoneNumber"name="phno" required><br>
<lable>Email Address</label><br>
<input type="email" placeholder="Valid email address"name="email"><br>
</fieldset>
<fieldset>
<legend>Blood Group Information</legend>
<label>Blood Group</label><br>
<select name="bgroup">
<option value="1">O-positive</option>
<option value="2">O-negative</option>
<option value="3">A-positive</option>
<option value="4">A-negative</option>
<option value="5">B-positive</option>
<option value="6">B-negative</option>
<option value="7">AB-positive</option>
<option value="8">AB-negative</option>
</select><br>
<label>Quantity required(1Unit:350ml):</label><br>
<button class="nbtn"id="snbtn"onclick="nbuttonClick()">-</button>
<input type="number" readonly="true" id="inc" value="0"name="quantity"required>
<button class="pbtn"id="sbtn"onclick="buttonClick()">+</button>Unit</h4><br>
<input type="number" id="result">ml
</fieldset>
<fieldset>
<legend>Location Details</legend>
<label>Locality</lable><br>
<input type="text"name="loc"required><br>
<label>Pincode</label><br>
<input type="number"name="pincode"required>
</fieldset>
<input type="submit" name="submit"value="Submit">
</form>
my php file:
<?php
//first if
if(isset($_POST['submit'])){
$dbserverName = "localhost";
$dbuserName = "root";
$dbpassword = "";
$dbname = "blood_share_system";
$conn = mysqli_connect( $dbserverName , $dbuserName , $dbpassword , $dbname);
//2nd if
if(!$conn){
echo "connection was not established with server";
}//2nd if close
//3rd if
if(!mysqli_select_db($conn,'blood_share_system')){
echo "not connected to the database";
}//3rd if close
$first=mysqli_real_escape_string($conn,$_POST['first']);
$last=mysqli_real_escape_string($conn,$_POST['last']);
$pfirst=mysqli_real_escape_string($conn,$_POST['pfirst']);
$plast=mysqli_real_escape_string($conn,$_POST['plast']);
$phno=mysqli_real_escape_string($conn,$_POST['phno']);
$email=mysqli_real_escape_string($conn,$_POST['email']);
$bgroup=mysqli_real_escape_string($conn,$_POST['bgroup']);
$quantity=mysqli_real_escape_string($conn,$_POST['quantity']);
$locality=mysqli_real_escape_string($conn,$_POST['loc']);
$pincode=mysqli_real_escape_string($conn,$_POST['pincode']);
if (!preg_match("/^[a-zA-Z]*$/" , $first) || !preg_match("/^[a-zA-Z]*$/" , $last)||!preg_match("/^[a-zA-Z]*$/" , $pfirst)||!preg_match("/^[a-zA-Z]*$/" , $plast) ){
trigger_error('Enter valid names!',E_USER_ERROR);
} else {
if(!preg_match("/^[0-9]{10}$/", $phno)){
trigger_error('Enter 10 digit phone number!');
} else{
if (!filter_var( $email , FILTER_VALIDATE_EMAIL )){
trigger_error('Enter valid email address!',E_USER_ERROR);
} else{
if(!preg_match("/^[0-9]{6}$/", $pincode)){
trigger_error('Enter valid pincode!',E_USER_ERROR);
} else {
$sql="INSERT INTO acceptors('$first','$last','$pfirst','$plast','$phno','$email','$bgroup','$quantity','$locality','$pincode');";
if(!mysqli_query($conn, $sql)){
echo "Not inserted";
} else {
echo"Inserted";
}
}
}
}
}
}

Answer 1

One of the possible cause is use of insert into statement instead of insert into... values statement.
If you are using insert into statement, then you need to provide all the column values in the correct order of the columns.