逻辑

demo1.html

@@ -32,7 +32,21 @@
 
 <label for="outputNumber">输出结果:</label>
 <input type="text" id="outputNumber" readonly />
-
+<script>
+    function convert() {
+        const inputNumber = document.getElementById("inputNumber").value;
+        const sourceBase = parseInt(document.getElementById("sourceBase").value);
+        const targetBase = parseInt(document.getElementById("targetBase").value);
+        let decimalValue;
+        decimalValue = parseInt(inputNumber, sourceBase);
+        if (isNaN(decimalValue)) {
+            document.getElementById("outputNumber").value = "无效输入";
+            return;
+        }
+        const outputNumber = decimalValue.toString(targetBase).toUpperCase();
+        document.getElementById("outputNumber").value = outputNumber;
+    }
+</script>
 
 
 </body>