处理 一处 \n

galaxy/galaxy/Classes/Modules/IntelligentService(服务中心)/ServiceProcess(我的信息流程)/MainApplicantInformation(主申请人信息)/V/YHItemView.swift

@@ -571,7 +571,7 @@ extension YHItemView: UITextFieldDelegate {
     func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
         
         if string.isEmpty == true {
-            var newText = (textField.text! as NSString).replacingCharacters(in: range, with: string)
+            let newText = (textField.text! as NSString).replacingCharacters(in: range, with: string)
             var data = dataSource ?? YHItemModel()
             data.message = newText
             if let block = block {
@@ -580,6 +580,10 @@ extension YHItemView: UITextFieldDelegate {
             return true
         }
         
+        if string == "\n" {
+            return false
+        }
+        
         var newText = (textField.text! as NSString).replacingCharacters(in: range, with: string)
         if (dataSource?.id == .id21 || dataSource?.id == .id22 || dataSource?.id == .id23) && newText.count > 30 {
             return false