Top "Operator-precedence" questions

Post-increment and pre-increment within a 'for' loop produce same output

The following for loops produce identical results even though one uses post increment and the other pre-increment. Here is the …

c++ c for-loop operator-precedence

'AND' vs '&&' as operator

I have a codebase where developers decided to use AND and OR instead of && and ||. I know that …

php operators operator-precedence

SQL Logic Operator Precedence: And and Or

Are the two statements below equivalent? SELECT [...] FROM [...] WHERE some_col in (1,2,3,4,5) AND some_other_expr and SELECT [...] FROM [...] WHERE …

sql logical-operators operator-precedence

Operator precedence with Javascript Ternary operator

I cant seem to wrap my head around the first part of this code ( += ) in combination with the ternary operator. …

javascript variable-assignment conditional-operator operator-precedence compound-assignment

Why are these constructs using pre and post-increment undefined behavior?

#include <stdio.h> int main(void) { int i = 0; i = i++ + ++i; printf("%d\n", i); // 3 i = 1; i = (i++); …

c increment undefined-behavior operator-precedence sequence-points

Using multiple criteria in subset function and logical operators

If I want to select a subset of data in R, I can use the subset function. I wanted to …

r subset logical-operators operator-precedence

In Java, what are the boolean "order of operations"?

Let's take a simple example of an object Cat. I want to be sure the "not null" cat is either …

java logic boolean evaluation operator-precedence

In what order does a C# for each loop iterate over a List<T>?

I was wondering about the order that a foreach loop in C# loops through a System.Collections.Generic.List<…

c# foreach operator-precedence

C# conditional AND (&&) OR (||) precedence

We get into unnecessary coding arguments at my work all-the-time. Today I asked if conditional AND (&&) or OR (||) …

c# conditional conditional-operator operator-precedence associativity

Post-increment on a dereferenced pointer?

Trying to understand the behaviour of pointers in C, I was a little surprised by the following (example code below): #…

c pointers operator-precedence