The method verifyCommand would determine if a particular command would be available in an environment, but the value to be passed from trim to is_executable can be null or false. This will throw a TypeError: "trim(): Argument #1 ($string) must be of type string, null given".
The method verifyCommand would determine if a particular command would be available in an environment, but the value to be passed from trim to is_executable can be null or false. This will throw a TypeError: "trim(): Argument #1 ($string) must be of type string, null given".