Minecraft Command: The Complete Strategy Guide – Trick #26: “Use if entity / unless entity to Detect a Player’s Presence!”

This video explains Trick #26: “Use if entity / unless entity to Detect a Player’s Presence!” from the 40 essential techniques featured in the book Minecraft Command: The Complete Strategy Guide, now available on Amazon.
Using this video alongside the book will deepen your understanding of commands even further! Be sure to check out the guide and start enjoying the world of Minecraft with total freedom .

“Use if entity / unless entity to Detect a Player’s Presence!”

Command entered in the Command Block:

⏩️⏪️ East-West Automatic Door

Command Block A

Block Type: Repeat / Redstone: Always Active

/execute if entity @p[r=3] run fill ~1~2~ ~-1~4~ air
➡️ This makes the automatic door open when a player gets close.

Command Block B

Block Type: Repeat / Redstone: Always Active

/execute unless entity @p[r=4] run fill ~1~3~ ~-1~5~ stone
➡️ This makes the automatic door close when a player walks away.

⏫⏬ For a North-South Automatic Door:

Command Block A

Block Type: Repeat / Redstone: Always Active

/execute if entity @p[r=3] run fill ~~2~1 ~~4~-1 air
➡️ This makes the automatic door open when a player gets close.

Command Block B

Block Type: Repeat / Redstone: Always Active

/execute unless entity @p[r=4] run fill ~~3~1 ~~5~-1 stone
➡️ This makes the automatic door close when a player walks away.

What is Minecraft: Education Edition?

Minecraft: Education Edition is a version of Minecraft specifically designed for educational use. It aims to help students develop skills in creative problem-solving, collaboration, and communication. A key feature is the ability to learn programming through tools like MakeCode and Python. It also provides specialized features for the classroom, including teacher management tools, lesson plans, and educational content.