What does the '+=' operator do in Javascript?
124097
How does += (plus equal) work?
47578
Difference between a += 10 and a = a + 10 in java?
82662
string = string + int: What's behind the scenes?
26433
How does variable assignment work in JavaScript?
61273
What do these ( += , -= , *= , /= ) Operators Mean?
153729
What does the unary plus operator do?
38967
What is the precedence of the + (plus) operator in Java?
144594
What is the point of void operator in JavaScript?
83501
What is the JavaScript >>> operator used for?
50792
In Python, what is the difference between ".append()" and "+= []"?
114358
Javascript String Assignment Operators
71607
What's this =! operator?
48153
How does the new operator work in JavaScript?
126217
What's the purpose of the + (pos) unary operator in Python?
7837
What is the best way to add two numbers without using the + operator?
123705
Why does a=0; let a++ return exit code 1?
74217
What is the "equals greater than" operator => in Ruby?