<?php
$var = "大家来学PHP";
echo $var;
echo "<br />";
$var = "学PHP上慕课网";
?>
为什么显示运行失败
符号!
变量名后面的封号要使用英文的封号
<?php $var = "大家来学PHP"; echo $var; echo "<br />"; $var = "学PHP上慕课网"; echo $var; ?>