What's the main reason why you can not use number to start a variable?

Answer 1

Sangpach

Answer 2

I think it's just the rule of variables and that how php was written, numbers can come within alphabets but not at the beginning which is why a variable can contain Alphabets, numbers and underscore_

Answer 3

it may be to make the compiler not confused between numbers (e.g for mathematical operations) & variables or anything else ....

Answer 4

I think bcz of override

Answer 5

As per php language rules

Answer 6

maybe cause they might get confused with colors.