I uncovered the /testfor command this particular day in Minecraft, however once I usage it in a command block it says

Usage: /testfor

and also as soon as I do that it then says

/testfor must be offered by command blocks via an analog output.

You are watching: How to use /testfor

What does that suppose and just how deserve to I usage the command?



As per the Minecraft Wiki Commands page, the syntaxation of the /testfor command also is either of:

/testfor /testfor So, e.g., a command also block that fires the command /testfor notch, through a redrock comparator attached to it, would certainly output a signal from the comparator, assuming that Notch is playing on that server.

Using the Command also Block selectors syntaxes lets you execute points favor /testfor
a, which will certainly reason the comparator to emit a signal toughness equal to the number of players within three meters. Or /testfor
a, which would reason the comparator to emit a signal toughness equal to the variety of Creative Mode players presently on the server.


The /testfor command has actually many type of provides. For instance, you might want to testfor a player via a score of at leastern 3 on the red team. To do this, you would usage the adhering to command:


In this command also, you testfor the nearest player through a score, on the objective "objname", of 3. This player would have to be on the red team. If you connect this command also block to a clock, and put a comparator on the side of it, whenever it finds a player, it will output a redrock signal.

Click HERE for a finish list of selectors that you can use within the square brackets.


You have to use it in a command also block so that it can be in a clock or have actually a redstone input to create. You cannot usage it from the chat.

You deserve to use it in a lot of ways.

To obtain the closest player

To get the variety of players in a room.

To apply an impact to an area

To use specific regulates as soon as the testfor returns true.

Grab the nearest player with a specific scoreboard score.

To Check the outcome of the command, affix an comparator out of the command block. It will come to be powered if the /testfor finds a player corresponding the selector or name.

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answered Dec 6 "13 at 21:55

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Suppose you did /testfor
p. It would testfor a solitary player within 3 blocks.Suppose you did /testfor
p. It would testfor a player At Coordinates x=3, y=3 z=3.

See more: Gamers For Giving 2017 - How To Become A Pro Gamer In 10 Steps

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edited Apr 19 "15 at 19:01
Ethan Bierlein
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answered Jan 2 "14 at 20:26
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