<?php
$name="runoob";
$a= <<<EOF
"abc"$name
"123"
EOF;
// 结束需要独立一行且前后不能空格
echo $a;
?>
<?php
echo base_convert(30, 10, 16) . "
";
echo base_convert(10, 10, 16) . "
";
echo base_convert(1587, 10, 16) . "
";
echo base_convert(70, 10, 16);
?>
