求解答。。。。。。
<?php
"$data_int1=123;"
echo $data_int1;
echo "<br />";
"$data_int2=-123;"
echo $data_int2;
echo "<br />";
"$data_int3=0123;"
echo $data_int3;
echo "<br />";
"$data_int4=0x123;"
echo $data_int4;
echo "<br />";
?>
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /54/746/IzPc/index.php on line 3