3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo '<span>' . 1 + 1 . '</span>';
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<span>2</span>
Output for 7.4.0 - 7.4.33
Deprecated: The behavior of unparenthesized expressions containing both '.' and '+'/'-' will change in PHP 8: '+'/'-' will take a higher precedence in /in/pK4G3 on line 3 Warning: A non-numeric value encountered in /in/pK4G3 on line 3 1</span>
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33
Warning: A non-numeric value encountered in /in/pK4G3 on line 3 1</span>
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
1</span>

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