What is the maximum length of character can be accepted by the uitextfield?

What is the maximum length of character can be accepted by the uitextfield? I faced that when I typed the total characters till 742, text were displayed in textfield but when I typed the total characters till the length 743 then it disappears from the uitextfield. Is there any solution for this?

What is the maximum length of character can be accepted by the uitextfield?
 
 
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