short-open-tags

can anybody please explain what are these special tags in php? <?= ?> I couldn't find it on google. salathe See the short_open_tags setting. <?= is identical to <? echo and use of it requires short_open_tag to be on. A term to search for would be "short tags". As an example: <?='hello'?> is identical to <? echo 'hello' ?> which is a short form of <?php echo 'hello' ?> . See also Are PHP short tags acceptable to use? here on SO. It's part of the short_open_tag . Basically <?=$foo?> is equivalent to <?php echo $foo; ?> They output what's inside them directly. <?= "something" ?> is a shortcut for

I've upgraded to PHP5.5 and in the PHP.ini now short_open_tag=off and I recognized this because some files are now not running because <? instead of <?php . Now there are two solutions scouting for any php file and change the open tag to <?php or activate short_open_tag=on Is there any security problem with the second option? Not a direct security vulnerability but it could become one given the proper conditions. First off let's specs standards. In PHP 5.4 and higher the short_open_tag=on directive applies to all short tags except <?= - the echo tag. Generally it is considered that using short

I’m currently running through a tutorial for a CMS system which unfortunately uses short open tags. I’ve confirmed that my host will not allow these in their PHP config, but that they run PHP in Apache mode (as opposed to CGI). To the best of my knowledge, this should then allow me to set the short_open_tag flag to on in an .htaccess file. However, this appears to not be working. In the root directory, I've created an .htaccess file with just the following line, but the short open tags are still being ignored. php_flag short_open_tag on Am I doing something wrong? If not, can anyone suggest

I just installed php 5.3.0 and it won't run php scripts utilizing short open tags like <?, only <?PHP. You need to update your php.ini file. Set short_open_tag = 1 See the PHP Manual That's because it's simply a bad practice. I suggest re-converting all your scripts to use <?php . If you're lazy, you can use a find and replace, if you have access to powerful command lines like bash you can use sed to do this for you. http://us2.php.net/manual/en/ini.core.php you need to ini_set("short_open_tag", 1) or adjust your systems php.ini file. 来源： https://stackoverflow.com/questions/1527719/php-denying