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@ 2017-07-07T10:41:38Z

<?php

echo json_encode('1.123456789123456789', JSON_NUMERIC_CHECK) . PHP_EOL;
echo json_encode(round('1.123456789123456789', 13));

Output
Performance
VLD
References
Branches

round: documentation ( source)
json_encode: documentation ( source)

preferences:dark modelive preview

37.26 ms | 402 KiB | 5 Q