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PHP array to JSONL converter

Convert PHP array to JSONL free in your browser. Paste your PHP array on the left, press Convert, and copy clean JSON Lines on the right. No sign-up, no uploads.

Converter

Paste PHP array below, press Convert, and copy the JSON Lines output.

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How the PHP array becomes JSONL

A small recursive parser walks the array() or [] structure token by token, honoring 'key' => value pairs, nested arrays, quoted strings with escapes, numbers, booleans and null. Each top-level associative array becomes one row, and the JSON Lines serializer then renders those rows in the target format with correct escaping for JSONL.

Tips for the JSON Lines output

JSON Lines is the friendliest shape for big data: stream it into BigQuery, ClickHouse or a log pipeline without loading everything into memory. Because each row is independent, you can also split the output file by line count and process chunks in parallel.

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PHP array to JSONL FAQs

What PHP array styles can I paste?
Both array(...) and [...] syntax work, with 'key' => value pairs, nested arrays, quoted strings, numbers, booleans and null. You can include the opening <?php tag and a $variable = assignment, they are stripped automatically. A list of associative arrays converts cleanest; plain lists become single-column rows.
How is each line formed?
Exactly one compact JSON object per row, one per line, with no trailing comma and no outer array. That is the format log shippers, BigQuery, ClickHouse and most streaming ingest tools expect, so the output can be piped straight in.
What happens to nested PHP arrays?
Nested arrays are preserved as nested structures in the output where the format allows it (JSON, PHP, XML), and rendered as compact JSON text in flat formats like JSON Lines. Scalar lists become rows with a single value column.
Is there a size limit for PHP array input?
No hard limit, but everything runs in your browser tab, so tens of thousands of rows convert in seconds while millions of rows may slow the page. For very large PHP array files, split them into smaller chunks and convert each separately.
Is my PHP array data private, and who uses this?
Yes. The conversion runs 100% in your browser; nothing is uploaded to any server. Developers, analysts and DBAs use it to move PHP array data into JSON Lines for migrations, reports and config work without installing anything.
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