How do ionic bonds form in binary compounds? (From discovery education)

I SWEAR IF I SEE
"Ionic bonding is the complete transfer of valence electron(s) between atoms and is a type of chemical bond that generates two oppositely charged ions. By losing those electrons, these metals can achieve noble-gas configuration and satisfy the octet rule."
I'M GONNA LOSE IT! THIS ANSWER DOES NOT ANSWER MY QUESTION! DON'T JUST COPY AND PASTE! please oh please someone just help me ;w;