diff --git a/src/utils/parse-utils.ts b/src/utils/parse-utils.ts
index 781bd83c..07717318 100644
--- a/src/utils/parse-utils.ts
+++ b/src/utils/parse-utils.ts
@@ -9,6 +9,17 @@ export function parseFirstUpper(str: string): string {
   return str.substring(0, 1).toUpperCase() + str.substring(1);
 }
 
+/**
+ * 解析首字母转小写
+ * @param str 字符串 Ab
+ * @returns 结果 ab
+ */
+export function parseFirstLower(str: string): string {
+  if (!str) return str;
+  str = str.replace(/[^_\w]+/g, '');
+  return str.substring(0, 1).toLowerCase() + str.substring(1);
+}
+
 /**
  * 解析下划线转驼峰
  * @param str 字符串 a_b
@@ -35,8 +46,8 @@ export function parseStrHumpToLine(str: string): string {
  * @returns 驼峰转下划线
  */
 export function parseObjHumpToLine(obj: any): any {
-  if(obj === null || obj === undefined) {
-    return obj
+  if (obj === null || obj === undefined) {
+    return obj;
   }
   if (Array.isArray(obj)) {
     return obj.map(v => parseObjHumpToLine(v));
@@ -61,8 +72,8 @@ export function parseObjHumpToLine(obj: any): any {
  * @returns 下划线转驼峰
  */
 export function parseObjLineToHump(obj: any): any {
-  if(obj === null || obj === undefined) {
-    return obj
+  if (obj === null || obj === undefined) {
+    return obj;
   }
   if (Array.isArray(obj)) {
     return obj.map(v => parseObjLineToHump(v));