3v4l.org

run code in 300+ PHP versions simultaneously
$info_course = yes; <?php if($info_course[0] == "yes") ?> then echo "<i class="icon-ok"></i>" <?php if($info_course[0] == "no") ?> then echo "<i class="icon-remove"></i>" ?>
Output for 8.3.0 - 8.3.4
$info_course = yes; Warning: Undefined variable $info_course in /in/mOl1P on line 3 Warning: Trying to access array offset on null in /in/mOl1P on line 3 then echo "<i class="icon-ok"></i>" Warning: Undefined variable $info_course in /in/mOl1P on line 5 Warning: Trying to access array offset on null in /in/mOl1P on line 5 then echo "<i class="icon-remove"></i>" ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
$info_course = yes; Warning: Undefined variable $info_course in /in/mOl1P on line 3 Warning: Trying to access array offset on value of type null in /in/mOl1P on line 3 then echo "<i class="icon-ok"></i>" Warning: Undefined variable $info_course in /in/mOl1P on line 5 Warning: Trying to access array offset on value of type null in /in/mOl1P on line 5 then echo "<i class="icon-remove"></i>" ?>
Output for 7.4.0 - 7.4.33
$info_course = yes; Notice: Undefined variable: info_course in /in/mOl1P on line 3 Notice: Trying to access array offset on value of type null in /in/mOl1P on line 3 then echo "<i class="icon-ok"></i>" Notice: Undefined variable: info_course in /in/mOl1P on line 5 Notice: Trying to access array offset on value of type null in /in/mOl1P on line 5 then echo "<i class="icon-remove"></i>" ?>
Output for 7.3.32 - 7.3.33
$info_course = yes; then echo "<i class="icon-ok"></i>" then echo "<i class="icon-remove"></i>" ?>
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
$info_course = yes; Notice: Undefined variable: info_course in /in/mOl1P on line 3 then echo "<i class="icon-ok"></i>" Notice: Undefined variable: info_course in /in/mOl1P on line 5 then echo "<i class="icon-remove"></i>" ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
$info_course = yes; Notice: Undefined variable: info_course in /in/mOl1P on line 3 then echo "<i class="icon-ok"></i>" Notice: Undefined variable: info_course in /in/mOl1P on line 5 then echo "<i class="icon-remove"></i>" ?>

preferences:
315.76 ms | 402 KiB | 455 Q