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CREATE TABLE decimals ( `float` DECIMAL(5,2) ); INSERT INTO decimals VALUES (123.45), (23.45), (3.45), (3.4), (.4); SELECT * FROM decimals
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<?php foreach ($mysqli->query('SELECT * FROM decimals') as ['float' => $f]) { echo json_encode( str_pad($f, 5, '0', STR_PAD_LEFT) ) . "\n"; }
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