I am using session variable for value. <script> paypal.Buttons({ createOrder: function(data, actions) { return actions.order.create({ purchase_units: [{ amount: { value: '0.01' //cartTotal = cartTotal.toString(); //value: 'cartTotal' } }] }); }, onApprove: function(data, actions) { return actions.order.capture().then(function(details) { alert('Transaction completed by ' + details.payer.name.given_name); // Call your server to save the transaction return fetch('/paypal-transaction-complete', { method: 'post', headers: { 'content-type': 'application/json' }, body: JSON.stringify({ orderID: data.orderID }) }); }); } }).render('#paypal-button-container'); </script>
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