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{{Infobox version
|title=Minecraft 18w03a
|edition=Java
|image=18w03a.png
|image2=Java Edition 18w03a.png
|type=Snapshot
|date=January 17, 2018
|parent=1.13
|clienthash=b9e9cfa4e6019fa1d4aa7b368366b9d8979db2a1
|jsonhash=fd5fb7fae09fac64397224517ab529e3bbfa3e70
|serverhash=713a291a4da5cad056964c1fcda8c888e154eb73
|prevparent=1.12.2
|prev=18w02a
|next=18w03b
|nextparent=1.13.1
}}<onlyinclude>

'''18w03a''' is the fourteenth [[Minecraft:snapshot]] for [[Minecraft:Java Edition 1.13]], released on January 17, 2018,<ref>{{snap|18w03a|January 17, 2018}}</ref> which changes the horse model again, improves command performance and fixes bugs.

== Additions ==
=== General ===
'''[[Minecraft:Crowdin]]'''
* Applied new translations.

== Changes ==
=== Mobs ===
'''[[Minecraft:Horse]]s'''
[[File:Black Horse Revision 4.gif|48px]] [[File:Brown Horse Revision 4.gif|48px]] [[File:Chestnut Horse Revision 4.gif|48px]] [[File:Creamy Horse Revision 4.gif|48px]] [[File:Darkbrown Horse Revision 4.gif|48px]] [[File:Gray Horse Revision 4.gif|48px]] [[File:White Horse Revision 4.gif|48px]]<br>
[[File:Baby Black Horse Revision 4.gif|48px]] [[File:Baby Brown Horse Revision 4.gif|48px]] [[File:Baby Chestnut Horse Revision 4.gif|48px]] [[File:Baby Creamy Horse Revision 4.gif|48px]] [[File:Baby Darkbrown Horse Revision 4.gif|48px]] [[File:Baby Gray Horse Revision 4.gif|48px]] [[File:Baby White Horse Revision 4.gif|48px]]
* Updated the horse model yet again.
** The mane, as well as the tail, are longer.
** Texture was altered to appear slightly more detailed.

=== Command format ===
* Improved performance of command parsing & data pack loading.
* Improved performance of command execution.
* Added commands to the profiler (/debug).
* {{cmd|data get}} with a <code>path</code> now works on non-numeric values.
** Retrieving a string now sets the length of the string as the <code>result</code> of the command.
** Retrieving a list now sets the number of elements in that list as the <code>result</code> of the command.
** Retrieving a compound now sets the number of tags that are directly in that compound as the <code>result</code> of the command.
* Added the {{cmd|particle <name> <pos>}} shortcut.
** <code>delta</code>, <code>speed</code>, and <code>count</code> default to 0.

== Fixes ==
{{fixes|fixedin=18w03a|prefix=Minecraft
|;dev
|122196|Language options are blank.
|123285|Crash on startup with a debug log4j config.
|124072|performance problems with "execute" command.
|;previous
|124113|Ender dragon boss health bar shows incorrect name.
|124115|The summon command suggests "minecraft:player" and "minecraft:fishing_bobber".
|124116|execute positioned as <code><entity> run <command></code> returns Unexpected error.
|124120|"execute rotated as" gives an unexpected error.
|124122|Zipped datapacks cannot be loaded.
|124124|{{cmd|teleport}} ... facing ... is not working correctly.
|124138|local coordinates (^ ^ ^5) require an entity even after execute-facing.
|124150|Entity related server warning messages output TextComponent/TranslatableComponent object rather than the entity's name.
|124179|Translations are displayed UTF-8 encoded.
|124222|When using {{cmd|execute store}} or if/unless score, execute sub-commands only run (for each entity), if store/score entity selector finds at least one entity for each execution.
|124256|{{cmd|gamerule reducedDebugInfo}} required a relog.
|124286|Crash on "show_entity" hover event with nbt as value.
}}</onlyinclude>

== Videos ==
{{slicedlime|ThQS0Y3gw1U}}

== References ==
{{reflist}}

== Navigation ==
{{Navbox Java Edition versions|1.1x}}

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Minecraft:Java Edition 18w03a - Revision history

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