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
	
}

Source: stackoverflow.com

Similar codes

0 vote120 views1 answer
Powers of 2 in cpp
C++
3 votes115 views2 answers
Lambda function in c++
C++
0 vote142 views1 answer
Three way comparison operator c++
C++
0 vote116 views1 answer
Cout stack in c++
C++
0 vote120 views1 answer
Remove the jth object from the subset
C++
-1 vote125 views2 answers
Inline function in cpp
C++
5 votes133 views1 answer
Singleton c++
C++
0 vote111 views1 answer
How to get characters through their ascii value in c++
C++
0 vote120 views1 answer
Const in c++ is same as globle in python
C++
0 vote159 views1 answer
C++ get maximum value unsigned int
C++