Why single quotes break your JSON (and how to fix it without wrecking your data)

You copied some JSON, the parser exploded, and the error says something like: Unexpected token ' in JSON at position 2 The culprit is almost always single quotes. Here's exactly why it happens and how to fix it safely. Why JSON is this strict about quotes JSON was designed to be boring on purpose. Every parser, in every language, agrees on what a string is because the format only allows double quotes. No exceptions. JavaScript makes this feel confusing. Single quotes are perfectly valid in a JS