Function scene_child_count

perro_editor/res/scripts/ui/editor_ui.rs:2908–2910

(doc: &SceneDoc, key: u32)

        ),
        SceneValue::IVec2 { x, y } => format!("({x}, {y})"),
        SceneValue::IVec3 { x, y, z } => format!("({x}, {y}, {z})"),
        SceneValue::IVec4 { x, y, z, w } => format!("({x}, {y}, {z}, {w})"),
        SceneValue::UVec2 { x, y } => format!("({x}, {y})"),
        SceneValue::UVec3 { x, y, z } => format!("({x}, {y}, {z})"),
        SceneValue::UVec4 { x, y, z, w } => format!("({x}, {y}, {z}, {w})"),
        SceneValue::Array(values) => {