3v4l.org

run code in 150+ php & hhvm versions
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<?php print strtotime('-2 months');
Output for 5.6.28, 7.0.14 - 7.1.0
1405011414
Output for 7.0.6
1456995649
Output for 7.0.5
1454449843
Output for 7.0.4
1452414307
Output for 7.0.3
1453107804
Output for 7.0.2
1453474602
Output for 7.0.1
1453578001
Output for 7.0.0
1453842760
Output for hhvm-3.12.0
1452597472
Output for hhvm-3.10.0
1454150312
Output for 5.6.21
1456892512
Output for 5.6.20
1455050885
Output for 5.6.19
1452184372
Output for 5.6.18
1452818019
Output for 5.6.17
1453209479
Output for 5.6.16
1453935485
Output for 5.6.15
1454025864
Output for 5.6.14
1454379846
Output for 5.6.13
1455517092
Output for 5.6.12
1455912278
Output for 5.6.11
1456196862
Output for 5.6.10
1456375891
Output for 5.6.9
1456566563
Output for 5.6.8
1456768582
Output for 5.5.35
1458634163
Output for 5.5.34
1455145743
Output for 5.5.33
1452281390
Output for 5.5.32
1452996687
Output for 5.5.31
1453305823
Output for 5.5.30
1454291962
Output for 5.5.29
1455654255
Output for 5.5.28
1456009845
Output for 5.5.27
1456105095
Output for 5.5.26
1456471094
Output for 5.5.25
1456666604
Output for 5.5.24
1458766661
Output for 5.4.45
1437478137
Output for 5.4.44
1437478126
Output for 5.4.43
1437478116
Output for 5.4.42
1437478111
Output for 5.4.41
1437478106
Output for 5.4.40
1437478100
Output for 5.4.39
1437478095
Output for 5.4.38
1421226019
Output for 5.4.35 - 5.4.37
1421226011
Output for 5.4.34
1421226010
Output for 5.4.31 - 5.4.32
1405011417
Output for 5.4.9 - 5.4.30
1405011418
Output for 5.3.18 - 5.4.8
1405011419
Output for 5.2.13 - 5.3.17
1405011420
Output for 4.4.8 - 4.4.9, 5.0.3 - 5.2.12
1405011421
Output for 5.0.0 - 5.0.2
1404943200
Output for 4.3.1 - 4.4.7
1405011422
Output for 4.3.0
1437478092