Are there any facts of not having dress codes in school at all schools?

There aren't any widespread, universally applicable "facts" about the complete absence of dress codes in *all* schools. Dress codes are incredibly varied and depend heavily on local laws, school policies, and community values. While some schools have moved towards more relaxed dress codes or completely abolished them, many others retain them for various reasons (safety, discipline, preventing distractions, promoting a professional learning environment, etc.).

Therefore, stating a fact about *all* schools lacking dress codes would be inaccurate. The reality is a spectrum:

* Some schools have no dress codes: These often cite reasons of self-expression, equity, and reducing the burden on students from low-income families who may struggle to afford specific clothing items.

* Many schools have dress codes: These codes range from very strict (uniforms) to relatively lenient (guidelines against certain items).

* Some schools are debating dress codes: Many communities are actively involved in discussions about the appropriateness and effectiveness of their school's dress code policies.

In short, the absence of dress codes is not a universal fact about all schools; it's a trend in some areas, but definitely not a reality everywhere.