when you press a key with a special chestplate, you are teleported to where you are looking

Hi,

I'm new on Mcreator and i'm frensh, my englosh is bad.

I just want to make a teleport plastron but i don't know how to do this in Mcreator,

I have create a new armor, and when we need to code, i don't know how to do,

If i can get screen of the code or instructioon, i take it.

Sauroyn and sorry for my english, if you don't understand, i can use a translator.