year check valid or not All form commit

templates/add_itr.html

@@ -17,7 +17,7 @@
 
 
     <h2>Add New Income Tax Return Record</h2>
-    <form method="POST" action="{{ url_for('add_itr') }}">
+    <form id="itr" method="POST" action="{{ url_for('add_itr') }}">
       <!-- <div class="form-group">
         <label>Year:</label>
         <input type="number" name="year" required>
@@ -26,8 +26,11 @@
       <div class="form-group">
         <label> Year:</label>
         <select id="year" name="year" required>
+          <option>---- Select Years ----</option>
         </select>
       </div>
+       <div id="yearError" style="color:red; display:none; margin-bottom:10px;">
+      </div>
 
       {% for field in [
       "gross_total_income", "disallowance_14a", "disallowance_37",
@@ -37,9 +40,11 @@
       "edu_cess_3", "total_tax_payable", "mat_credit", "interest_234c",
       "total_tax", "advance_tax", "tds", "tcs", "tax_on_assessment", "refund"
       ] %}
+    
+
       <div class="form-group">
         <label>{{ field.replace("_", " ").title() }}:</label>
-        <input type="number" name="{{ field }}" step="any" value="0.00" required>
+        <input type="number" name="{{ field }}" step="any" value="0.00" oninput="calculate()" required>
       </div>
       {% endfor %}
 
@@ -48,4 +53,4 @@
   </div>
 </body>
 
-</html>
+</html