3v4l.org

run code in 300+ PHP versions simultaneously
<?php $now = new DateTime(); echo $now->diff(new DateTime('last day of this month'))->format('%R%a');
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.28, 5.6.28, 7.0.14 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
+18
Output for 5.6.14, 7.0.5 - 7.0.6
+28
Output for 5.6.20, 7.0.4
+21
Output for 7.0.3
+13
Output for 5.5.28, 5.5.35, 7.0.2
+9
Output for 5.5.24, 5.5.27, 7.0.1
+8
Output for 5.6.10, 7.0.0
+5
Output for 5.5.30, 5.6.21
+29
Output for 5.3.29, 5.4.29 - 5.4.32, 5.6.19
+24
Output for 5.6.18
+16
Output for 5.6.17
+12
Output for 5.6.9, 5.6.16
+3
Output for 5.5.25, 5.6.15
+2
Output for 5.6.13
+15
Output for 5.5.31, 5.6.12
+11
Output for 5.6.11
+7
Output for 5.4.42, 5.6.8
+1
Output for 5.5.34
+19
Output for 5.5.33
+23
Output for 5.5.29, 5.5.32
+14
Output for 5.5.26
+4
Output for 5.4.45
+10
Output for 5.4.36 - 5.4.41, 5.4.43 - 5.4.44
+20
Output for 5.4.34 - 5.4.35
+27
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::diff() in /in/IaG3Q on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/IaG3Q on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/IaG3Q on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/IaG3Q on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/IaG3Q on line 4
Process exited with code 255.

preferences:
242.75 ms | 401 KiB | 315 Q