Answers for "qstring check if null or empty"

C++

1

qstring get if empty

QString str = "";
if(str.size() == 0){ //if str is empty or null
	
}
else if(str.isEmpty()){ //if str is empty but not null
	
}
else if(str.isNull()){ //if str is empty and null
	
}

Posted by: Guest on June-05-2021

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