Function envmnt::get_i8

source · [−]
pub fn get_i8<K: AsRef<OsStr>>(key: K, default_value: i8) -> i8
Expand description

Returns the environment variable value or a default value in case the variable is not defined or cannot be parsed.

Arguments

  • key - The environment variable name
  • default_value - Returned if the variable does not exist or cannot be parsed