How to get a Street Fighter-like health bar?

[iQD]

Don’t use return in a void function. That’s bad code design.
Just negate the if statement:

if (this->target_percentage != percentage)
{
    // do your stuff
}

[TankorSmash]

Didn’t know that, thanks.

[iQD]

May you want to read this:

Can I return in void function?

[pabitrapadhy]

good idea @iQD