cannot filter out "piste:type"

[Pontiac_CZ]

What steps will reproduce the problem?

1. Click on the "Add filter" button
2. Write into the search string: piste:type=*
3. The search string turns red
4. Click on "Submit filter"
5. You get message: "Search expression is not valid. Unexpected token: <equals>"

What is the expected result?

To be accepted and filter out objects tagged with "piste:type"

What happens instead?

Error message.

Please provide any additional information below. Attach a screenshot if possible.

Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2024-02-05 12:56:34 +0100 (Mon, 05 Feb 2024)
Revision:18969
Build-Date:2024-02-06 02:30:58
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (18969 en_GB) Windows 10 64-Bit
OS Build number: Windows 10 Pro 2009 (19045)
Memory Usage: 1078 MB / 3554 MB (134 MB allocated, but free)
Java version: 21.0.1+12-LTS, Azul Systems, Inc., OpenJDK 64-Bit Server VM
Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
Screen: \Display0 1920×1080 (scaling 1.00×1.00) \Display1 1920×1200 (scaling 1.00×1.00)
Maximum Screen Size: 1920×1200
Best cursor sizes: 16×16→32×32, 32×32→32×32
System property file.encoding: UTF-8
System property sun.jnu.encoding: Cp1250
Locale info: en_GB
Numbers with default locale: 1234567890 -> 1234567890
VM arguments: [-Dicedtea-web.bin.location=C:\Program Files\OpenWebStart\javaws, -Djava.util.Arrays.useLegacyMergeSort=true, --add-exports=jdk.deploy/com.sun.deploy.config=ALL-UNNAMED, --add-opens=java.desktop/javax.swing.text.html=ALL-UNNAMED, --add-reads=java.naming=ALL-UNNAMED,java.desktop, --add-exports=java.base/sun.security.action=ALL-UNNAMED,java.desktop, --add-reads=java.base=ALL-UNNAMED,java.desktop, --add-exports=java.naming/com.sun.jndi.toolkit.url=ALL-UNNAMED,java.desktop, --add-opens=java.base/jdk.internal.loader=ALL-UNNAMED, --add-exports=java.desktop/com.apple.eawt=ALL-UNNAMED, --add-exports=java.desktop/sun.awt=ALL-UNNAMED,java.desktop, --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED, --add-exports=java.base/sun.security.validator=ALL-UNNAMED,java.desktop, --add-exports=java.desktop/com.sun.imageio.plugins.jpeg=ALL-UNNAMED, --add-exports=java.base/sun.net.www.protocol.jar=ALL-UNNAMED,java.desktop, --add-exports=java.base/jdk.internal.util.jar=ALL-UNNAMED,java.desktop, --add-opens=java.prefs/java.util.prefs=ALL-UNNAMED, --add-exports=java.base/com.sun.net.ssl.internal.ssl=ALL-UNNAMED,java.desktop, --add-exports=javafx.graphics/com.sun.javafx.application=ALL-UNNAMED, --add-modules=java.scripting,java.sql,javafx.controls,javafx.media,javafx.swing,javafx.web, --add-exports=java.desktop/sun.awt.X11=ALL-UNNAMED,java.desktop, --add-exports=java.desktop/sun.applet=ALL-UNNAMED,java.desktop,jdk.jsobject, --add-exports=java.base/sun.net.www.protocol.http=ALL-UNNAMED,java.desktop, --add-opens=java.base/java.lang=ALL-UNNAMED, --add-exports=java.base/sun.security.util=ALL-UNNAMED,java.desktop, --add-exports=java.desktop/com.sun.imageio.spi=ALL-UNNAMED, --add-reads=java.desktop=ALL-UNNAMED,java.naming, --add-opens=java.base/java.nio=ALL-UNNAMED, --add-exports=java.base/sun.security.x509=ALL-UNNAMED,java.desktop, --add-opens=java.desktop/javax.imageio.spi=ALL-UNNAMED, --add-exports=java.desktop/javax.jnlp=ALL-UNNAMED,java.desktop, --add-exports=java.base/sun.security.provider=ALL-UNNAMED,java.desktop, -Djava.security.manager=allow]
Dataset consistency test: No problems found

Plugins:
+ DirectUpload (36178)
+ contourmerge (v0.2.0)
+ undelete (36126)

Map paint styles:
- https://pasharm.github.io/New_basic_style_for_JOSM/New_basic_style.mapcss

Last errors/warnings:
- 00000.569 W: extended font config - overriding 'filename.Malgun_Gothic=malgun.ttf' with 'MALGUN.TTF'
- 00000.571 W: extended font config - overriding 'filename.Myanmar_Text=mmrtext.ttf' with 'MMRTEXT.TTF'
- 00000.572 W: extended font config - overriding 'filename.Mongolian_Baiti=monbaiti.ttf' with 'MONBAITI.TTF'
- 00325.561 W: org.openstreetmap.josm.data.osm.search.SearchParseError: Unexpected token: <equals>
- 00402.973 E: org.openstreetmap.josm.data.osm.search.SearchParseError: Unexpected token: <equals>
- 00432.779 E: org.openstreetmap.josm.data.osm.search.SearchParseError: Unexpected token: <equals>
- 00732.678 W: org.openstreetmap.josm.data.osm.search.SearchParseError: Unexpected token: <equals>
- 00760.586 W: org.openstreetmap.josm.data.osm.search.SearchParseError: Unexpected token: <equals>

[Pontiac_CZ]

Filter form - the search string turned red

[GerdP]

You have to quote the tag key: "piste:type"=*

[Pontiac_CZ]

That worked, thank you!