请问哪错了?
<?php
$data_int1 = 123;
echo $data_int1;
echo "<br />";
$data_int2 = -123;
echo $data_int2;
echo "<br />";
$data_int3 = O123;
echo $data_int3;
echo "<br />";
$data_int4 = Ox123;
echo $data_int4;
echo "<br />";
?>
<?php
$data_int1 = 123;
echo $data_int1;
echo "<br />";
$data_int2 = -123;
echo $data_int2;
echo "<br />";
$data_int3 = O123;
echo $data_int3;
echo "<br />";
$data_int4 = Ox123;
echo $data_int4;
echo "<br />";
?>
2019-06-01
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