2 ms·

A fork() will be imposed with expr; using the shell's native math is faster. In any case, I have never seen "best practices" for (numeric) type coercion and co

by chasil 4y ago

A fork() will be imposed with expr; using the shell's native math is faster. In any case, I have never seen "best practices" for (numeric) type coercion and confirmation. Everybody seems to come up with something on their own.

znpy 4y ago
If the overhead of a fork is too much for you you probably shouldn’t be writing a shell script anyway, so?
- chasil 4y ago
  If your while loop is going to execute a million times, then removing an expr from it is going to save a million forks. That seems worthwhile to me.