How can I /testfor a specific player in a certain radius of the command block?

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How do you Testfor a player in a radius?

2. Type the Command

Test if Players are within 10 blocks. In this example, we will test to see if there are any players within a 10 block radius with the following command: /testfor @a[r=10] ...

Test if Mooshrooms are within 50 blocks. ...

Test if Nearest Player is at Level 20 experience.

How do you test if a player is in a certain area Minecraft?

To set the out of bounds radius to survivale, do /gamemode survival @a[rm=2956] , in which rm stands for Minimun radius. So anyone beyond the radius of 2956 will have their gamemode changed.

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How to detect a player using command blocks! | /execute command tutorial for 1.16 Minecraft Java

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