3v4l.org

run code in 150+ php & hhvm versions
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<?php $min = 40; echo strtotime("+$min minutes");
Output for 5.4.23 - 5.4.26, 5.6.28, 7.0.14 - 7.1.0
1395746301
Output for 7.0.6
1462264666
Output for 7.0.5
1459632484
Output for 7.0.4
1457600527
Output for 7.0.3
1458294006
Output for 7.0.2
1458660814
Output for 7.0.1
1458764230
Output for 7.0.0
1459028995
Output for 5.6.21
1462161527
Output for 5.6.20
1460233513
Output for 5.6.19
1457370598
Output for 5.6.18
1458004193
Output for 5.6.17
1458395693
Output for 5.6.16
1459118106
Output for 5.6.15
1459208428
Output for 5.6.14
1459562473
Output for 5.6.13
1460699729
Output for 5.6.12
1461094834
Output for 5.6.11
1461379480
Output for 5.6.10
1461558503
Output for 5.6.9
1461749181
Output for 5.6.8
1461951187
Output for 5.5.35
1463903178
Output for 5.5.34
1460328368
Output for 5.5.33
1457467617
Output for 5.5.32
1458182892
Output for 5.5.31
1458492040
Output for 5.5.30
1459474586
Output for 5.5.29
1460836864
Output for 5.5.28
1461192446
Output for 5.5.27
1461287714
Output for 5.5.26
1461653714
Output for 5.5.25
1461849203
Output for 5.5.24
1464035677
Output for 5.4.45
1442784642
Output for 5.4.44
1442784637
Output for 5.4.43
1442784631
Output for 5.4.42
1442784629
Output for 5.4.41
1442784626
Output for 5.4.40
1442784624
Output for 5.4.39
1442784622
Output for 5.4.38
1426308554
Output for 5.4.37
1426308548
Output for 5.4.34 - 5.4.36
1426308547
Output for 5.4.32
1410142589
Output for 5.4.31
1410142566
Output for 5.4.30
1410142535
Output for 5.4.29
1410142532
Output for 5.4.28
1410142525
Output for 5.4.27
1410142574
Output for 5.4.2 - 5.4.22
1395746302
Output for 5.3.10 - 5.3.28, 5.4.0 - 5.4.1
1395746303
Output for 5.3.29
1410142538
Output for 5.2.4 - 5.3.9
1395746304
Output for 4.3.2 - 4.4.9, 5.0.3 - 5.2.3
1395746305
Output for 5.0.0 - 5.0.2
1395708000
Output for 4.3.1
1395746306
Output for 4.3.0
1442784621