Then you read it as assignment. It's a bit unfortunate that it means something else in mathematics. Pascal used := as the assignment operator, and used = as the

Then you read it as assignment. It's a bit unfortunate that it means something else in mathematics. Pascal used := as the assignment operator, and used = as the equal test. It could also do 1-based indexing of arrays, which is another classic pain point when you start programming with just a tiny bit too much knowledge.