求解-来个老师帮忙看看
第五行没错啊
<?php
$num_float1 = 1.234;
echo $num_float1;
echo "<br />";
$unm_float2 = 1.2e3;
echo $num_float2;
echo "<br />";
$unm_float3 = 1.2e-1;
echo $num_float3;
echo "<br />";
?>
第五行没错啊
<?php
$num_float1 = 1.234;
echo $num_float1;
echo "<br />";
$unm_float2 = 1.2e3;
echo $num_float2;
echo "<br />";
$unm_float3 = 1.2e-1;
echo $num_float3;
echo "<br />";
?>
2016-04-25
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