how to set limit of characters for user in UITextField or other in ios

When You ant to set character limit for a specific textField or other --

ex- for setting limit of mobile no. should not be more than 14 characters. then -

in your ViewController.m 1. import - 2. make - IBOutlet UITextField *txtMobileNo;

3. in ViewController.m - use this delegate method -

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  (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {

  
  

  NSString *newString = [txtMobileNo.text stringByReplacingCharactersInRange:range withString:string];

  
  

  return !([newString length] > 14 ); }

  
  

BOLD ITALIC words are changeable according to your need

Thats it :)