User:Lens0021/Sandbox

Test1

Source

# Foo
{{User:Lens0021/Template Sandbox}}
# Foo

User:Lens0021/Template Sandbox:

<onlyinclude>{{#if:1|# Foo}}</onlyinclude>

Result

❌ Failed

1. Foo

1. Foo
2. Foo

Test 2

Source

# Foo
{{subst:User:Lens0021/Template Sandbox}}
# Foo

Result

✅ Pass

1. Foo
2. Foo
3. Foo

Test 3

Source

# Foo
{{User:Lens0021/Template Sandbox 2}}
# Foo

User:Lens0021/Template Sandbox 2:

<onlyinclude># Foo</onlyinclude>

Result

✅ Pass

1. Foo
2. Foo
3. Foo