Updated paste custom logic.

src/digital-components/textbox-question/textbox-question.vue

@@ -188,18 +188,29 @@ export default {
     methods: {
         trimOnPaste(evt) {
             evt.stopPropagation();
+            evt.preventDefault();
+
+            const input = document.getElementById(evt.srcElement.id);
+            const originalValue = input.value;
+            const startPosition = input.selectionStart;
+            const endPosition = input.selectionEnd;
+            const selectionLength = endPosition - startPosition;
 
             let data = null;
             if (evt.type === 'paste') {
                 data = evt.clipboardData || window.clipboardData;
             } else {
-                evt.preventDefault();
                 data = evt.dataTransfer;
             }
 
-            const value = data.getData('Text')?.trim();
+            const textValue = data.getData('Text');
 
-            this.$emit('update:modelValue', value);
+            // Insert the pasted/dropped string at the index position
+            const arrOriginalString = originalValue.split('');
+            arrOriginalString.splice(startPosition, selectionLength, textValue);
+            const blendedString = arrOriginalString.join('');
+
+            this.$emit('update:modelValue', blendedString);
         }
     }
 };