I can't select a command from the commande_block withe the "cmd+A" on a AZERTY kyeboard

What I expected to happen
when i press the keys : "cmd + A" on a AZERTY key board the command must be selected.
BUT it steel work when i change te settings of the key board (I switch the keyboard to a QWERTY keybord

What actually happened
the command si not selected but a "a" is added at the end of the command

Steps to Reproduce:
1. put a command in a command block
2. WITH a AZERTY key board try to select the commande withe cmd+A
3. the command si not selected but a "a" is added at the end of the command