Why and How Web Developers Should Minify JSON in Production Workflows

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JSON minification removes unnecessary whitespace, indentation, and line breaks from JSON documents to reduce the number of bytes transferred over a network. Unlike compression technologies such as GZIP or Brotli, minification works at the formatting level and can be used alongside compression for greater efficiency. Developers are advised to keep human-readable, formatted JSON as the source in repositories and only optimize the version delivered to production or end users. Before minifying, JSON should be validated, since minification cannot fix structural errors like trailing commas, single quotes, or unquoted property names. Most programming languages offer built-in tools for the task, such as JSON.stringify() in JavaScript, making it straightforward to automate in application code.

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