You pass a boolean expression to the
require function like
So, if you pass a hardcoded
true like this:
require(true, "This will never throw an error"), then it will never throw an error.
If you pass a hardcoded
false like this:
require(false, "This will always throw an error"), then this will always throw an error.
If you pass an expression like
require(msg.value > 0, "The value should not be zero"), then it will only throw an error if the value is 0, because we are requiring the value to be greater than 0, and if it's 0 the boolean expression will return
false, and it would throw an error and show the error message pass as the second parameter to the
So, in your example, it will always throw an error because you hardcoded