将此代码放置在viewDidLoad中
yourTextFieldName.autocorrectionType = UITextAutocorrectionTypeNo;
UITextInputAssistantItem* shortcut = [yourTextFieldName inputAssistantItem];
shortcut.leadingBarButtonGroups = @[];
shortcut.trailingBarButtonGroups = @[];
Swift
yourTextFieldName.autocorrectionType = .No
let shortcut : UITextInputAssistantItem = yourTextFieldName.inputAssistantItem
shortcut.leadingBarButtonGroups = []
shortcut.trailingBarButtonGroups = []
Swift3
yourTextFieldName.autocorrectionType = .no
var shortcut: UITextInputAssistantItem? = yourTextFieldName.inputAssistantItem()
shortcut?.leadingBarButtonGroups = []
shortcut?.trailingBarButtonGroups = []
用于参考
<editorView>.autocorrectionType = UITextAutocorrectionTypeNo;
UITextInputAssistantItem* shortcut = [<editorView> inputAssistantItem];
shortcut.leadingBarButtonGroups = @[];
shortcut.trailingBarButtonGroups = @[];