Some older versions of BASIC did this as well, except false was -1. I think internally it was represented as all 0 bits for true, all 1 bits for false. To be

Some older versions of BASIC did this as well, except false was -1. I think internally it was represented as all 0 bits for true, all 1 bits for false. To be pendantic, at least in terms of bash if's, ['s, and test's, I think 0 is true and non-0 is non-true though, no?