请教下网页报错
<?php
"$num_float1 = 1.234;"
echo $num_float1;
echo "<br />";
"$num_float2 = 1.2e3;"
echo $num_float2;
echo "<br />";
"$num_float3 = 7.0E-3;"
echo $num_float3;
echo "<br />";
?>网页显示出来会报错，不清楚原因
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<?php
"$num_float1 = 1.234;"
echo $num_float1;
echo "<br />";
"$num_float2 = 1.2e3;"
echo $num_float2;
echo "<br />";
"$num_float3 = 7.0E-3;"
echo $num_float3;
echo "<br />";
?>网页显示出来会报错，不清楚原因
2016-11-02
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