resource(3) of type (stream)和Resource id #3的意义
<?php
$fh = fopen("text.txt","r");
var_dump($fh);
echo $fh."<hr>";
?>resource(3) of type (stream)和Resource id #3各代表什么意思,求大神知道
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<?php
$fh = fopen("text.txt","r");
var_dump($fh);
echo $fh."<hr>";
?>resource(3) of type (stream)和Resource id #3各代表什么意思,求大神知道
刚毅87随时随地看视频慕课网APP
PHP