限制特殊符号输入

src/views/badge/preview.vue

@@ -685,8 +685,18 @@ const textShow = (item: any) => {
 const shapeText = ref('')
 const changeShapeText = (e: any) => {
   console.log('changeShapeText', e.target.value)
+  if (!validateInput(e.target.value)) {
+    showToast('输入的文字不能包含特殊符号！')
+  } else {
     handleInput(e.target.value)
   }
+}
+
+const validateInput = (input: string) => {
+  // 正则说明：只允许字母（大小写）、数字、中文和空格
+  const regex = /^[a-zA-Z0-9\u4e00-\u9fa5\s]+$/;
+  return regex.test(input);
+}
 
 const handleInput = (value: string) => {
   let byteLength = calculateByteLength(value);