PHP something ... - precision issue
<?php
foreach ([ 46.8, 36 * 1.3, 46.800000000000004, (36 * 1.3) . "" ] as $n)
print ("$n " . print_r ($n, 1) . " " . json_encode ($n) . "\n");
46.8 46.8 46.8
46.8 46.8 46.800000000000004
46.8 46.8 46.800000000000004
46.8 46.8 "46.8"
<?php
echo number_format(36 * 1.3, 16);
prints
46.8000000000000043
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