3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! function stringToTimestamp($timestamp) { $newTimestamp = strtotime($timestamp); if ($newTimestamp === FALSE) { return $timestamp; } return $newTimestamp; } echo stringToTimestamp("1374366918");

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0110.00418.39
8.3.50.0130.00522.11
8.3.40.0060.00918.66
8.3.30.0100.01018.84
8.3.20.0080.00018.82
8.3.10.0060.00320.97
8.3.00.0040.00423.73
8.2.180.0040.01116.88
8.2.170.0100.01022.96
8.2.160.0090.00420.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00420.93
8.2.110.0060.00622.10
8.2.100.0090.00317.79
8.2.90.0040.00419.27
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0000.00818.16
8.2.50.0000.00818.07
8.2.40.0080.00018.16
8.2.30.0000.00721.33
8.2.20.0080.00017.81
8.2.10.0070.00017.88
8.2.00.0020.00517.81
8.1.280.0110.00725.92
8.1.270.0080.00023.99
8.1.260.0040.01226.35
8.1.250.0040.00428.09
8.1.240.0060.00322.51
8.1.230.0090.00320.92
8.1.220.0060.00318.77
8.1.210.0060.00318.91
8.1.200.0030.00617.48
8.1.190.0050.00217.41
8.1.180.0060.00318.10
8.1.170.0000.00718.70
8.1.160.0040.00418.80
8.1.150.0060.00318.78
8.1.140.0000.00717.54
8.1.130.0000.00717.77
8.1.120.0050.00217.66
8.1.110.0050.00217.61
8.1.100.0040.00417.54
8.1.90.0040.00417.52
8.1.80.0030.00617.49
8.1.70.0000.00717.55
8.1.60.0040.00417.73
8.1.50.0000.00817.48
8.1.40.0050.00317.68
8.1.30.0040.00417.78
8.1.20.0020.00517.67
8.1.10.0060.00317.50
8.1.00.0030.00717.67
8.0.300.0040.00419.93
8.0.290.0040.00417.18
8.0.280.0000.00718.52
8.0.270.0090.00017.27
8.0.260.0000.00817.09
8.0.250.0050.00217.02
8.0.240.0030.00517.20
8.0.230.0060.00317.09
8.0.220.0030.00316.96
8.0.210.0000.00716.96
8.0.200.0000.00617.07
8.0.190.0030.00516.99
8.0.180.0070.00016.94
8.0.170.0030.00517.01
8.0.160.0000.00817.13
8.0.150.0040.00416.98
8.0.140.0000.00716.91
8.0.130.0030.00313.36
8.0.120.0000.00816.96
8.0.110.0000.00717.14
8.0.100.0000.00717.02
8.0.90.0070.00016.96
8.0.80.0050.01117.08
8.0.70.0000.00816.90
8.0.60.0000.00717.00
8.0.50.0050.00317.09
8.0.30.0090.01117.25
8.0.20.0120.01017.44
8.0.10.0040.00417.20
8.0.00.0090.00916.96
7.4.330.0000.00514.91
7.4.320.0060.00316.56
7.4.300.0070.00016.79
7.4.290.0070.00016.73
7.4.280.0070.00016.49
7.4.270.0040.00416.60
7.4.260.0000.00513.38
7.4.250.0000.00816.63
7.4.240.0000.00716.79
7.4.230.0030.00316.74
7.4.220.0030.02416.71
7.4.210.0060.00816.67
7.4.200.0040.00416.77
7.4.190.0000.00716.86
7.4.160.0030.01316.76
7.4.150.0160.03517.40
7.4.140.0130.00517.86
7.4.130.0030.01316.73
7.4.120.0100.00816.80
7.4.110.0070.01016.90
7.4.100.0090.01516.71
7.4.90.0180.00316.73
7.4.80.0070.01519.39
7.4.70.0140.00916.70
7.4.60.0070.01016.66
7.4.50.0000.00816.49
7.4.40.0000.01822.77
7.4.30.0040.01916.85
7.4.00.0040.01315.20
7.3.330.0030.00313.30
7.3.320.0030.00313.20
7.3.310.0000.00716.33
7.3.300.0030.00316.30
7.3.290.0000.01516.34
7.3.280.0050.01216.42
7.3.270.0100.00617.40
7.3.260.0140.01018.24
7.3.250.0130.00416.34
7.3.240.0040.01216.76
7.3.230.0160.00316.65
7.3.210.0140.00316.73
7.3.200.0080.01519.39
7.3.190.0090.00916.71
7.3.180.0090.00616.47
7.3.170.0070.00716.82
7.3.160.0140.00016.66
7.3.120.0130.00514.93
7.3.110.0120.00014.90
7.3.100.0040.01115.09
7.3.90.0080.00415.06
7.3.80.0100.00714.98
7.3.70.0000.01014.61
7.3.60.0040.01214.80
7.3.50.0030.01014.69
7.3.40.0040.01114.92
7.3.30.0030.01014.87
7.3.20.0080.00816.87
7.3.10.0030.01016.70
7.3.00.0060.00616.77
7.2.330.0090.01216.91
7.2.320.0080.01516.83
7.2.310.0100.01316.82
7.2.300.0120.00616.46
7.2.290.0080.00816.81
7.2.250.0090.00914.97
7.2.240.0150.00415.21
7.2.230.0030.01415.20
7.2.220.0070.01115.18
7.2.210.0040.01414.84
7.2.200.0080.00814.87
7.2.190.0060.01014.94
7.2.180.0040.00815.14
7.2.170.0070.00715.03
7.2.60.0090.00616.41
7.2.00.0000.00919.21
7.1.330.0100.00316.04
7.1.320.0030.00615.95
7.1.310.0000.01315.74
7.1.300.0110.00415.85
7.1.290.0060.01016.01
7.1.280.0060.00615.75
7.1.270.0070.01115.79
7.1.260.0030.01016.02
7.1.200.0060.00316.15
7.1.100.0040.00718.08
7.1.70.0030.00617.40
7.1.60.0070.01719.40
7.1.50.0040.01117.17
7.1.00.0000.03722.30
7.0.200.0060.00316.86
7.0.140.0030.07321.95
7.0.70.0030.07721.71
7.0.60.0030.08021.77
7.0.50.0070.07722.11
7.0.40.0000.07320.14
7.0.30.0030.08720.08
7.0.20.0000.08320.13
7.0.10.0100.07720.08
7.0.00.0070.08320.04
5.6.220.0000.09020.59
5.6.210.0030.06720.75
5.6.200.0030.09021.05
5.6.190.0100.07721.02
5.6.180.0070.08021.05
5.6.170.0070.08020.93
5.6.160.0070.08020.95
5.6.150.0070.06320.91
5.6.140.0100.07321.11
5.6.130.0000.05021.09
5.6.120.0030.08321.03
5.6.110.0000.06020.99
5.6.100.0100.07321.04
5.6.90.0070.08021.01
5.6.80.0030.08020.39
5.6.70.0030.08720.40
5.6.60.0070.07320.32
5.6.50.0070.06720.47
5.6.40.0030.07020.48
5.6.30.0070.05320.50
5.6.20.0030.07320.39
5.6.10.0070.07720.26
5.6.00.0030.08320.40
5.5.360.0070.07020.43
5.5.350.0070.07020.34
5.5.340.0070.07020.90
5.5.330.0130.06320.88
5.5.320.0030.08020.85
5.5.310.0000.09020.75
5.5.300.0030.08020.83
5.5.290.0070.04320.87
5.5.280.0070.05020.83
5.5.270.0100.05720.83
5.5.260.0070.06720.89
5.5.250.0070.08720.70
5.5.240.0070.07020.25
5.5.230.0030.07320.25
5.5.220.0070.05020.26
5.5.210.0030.06320.25
5.5.200.0070.07320.11
5.5.190.0030.07720.24
5.5.180.0070.06320.08
5.5.160.0070.05320.13
5.5.150.0030.07320.15
5.5.140.0100.07720.25
5.5.130.0070.06320.15
5.5.120.0130.06720.16
5.5.110.0100.04320.14
5.5.100.0070.06720.08
5.5.90.0030.07720.05
5.5.80.0070.07320.08
5.5.70.0000.05320.05
5.5.60.0030.07720.11
5.5.50.0000.08320.14
5.5.40.0130.07320.03
5.5.30.0000.06020.07
5.5.20.0070.05719.98
5.5.10.0100.07320.07
5.5.00.0070.07720.04
5.4.450.0130.07719.38
5.4.440.0170.06719.54
5.4.430.0000.08019.36
5.4.420.0130.04319.22
5.4.410.0130.05319.32
5.4.400.0030.07718.91
5.4.390.0030.05719.16
5.4.380.0000.08019.14
5.4.370.0000.07718.95
5.4.360.0030.04319.01
5.4.350.0070.06319.18
5.4.340.0070.05019.03
5.4.320.0000.08019.21
5.4.310.0030.05719.13
5.4.300.0030.07719.05
5.4.290.0000.06719.13
5.4.280.0030.08019.13
5.4.270.0070.06719.02
5.4.260.0000.08318.90
5.4.250.0030.07319.08
5.4.240.0000.08018.84
5.4.230.0000.05318.90
5.4.220.0030.07019.03
5.4.210.0070.07019.13
5.4.200.0070.07319.20
5.4.190.0070.06718.87
5.4.180.0000.08019.02
5.4.170.0000.07019.20
5.4.160.0100.07018.86
5.4.150.0030.07318.86
5.4.140.0070.05016.34
5.4.130.0000.07316.54
5.4.120.0000.07716.40
5.4.110.0070.04016.34
5.4.100.0100.06716.41
5.4.90.0030.07316.55
5.4.80.0070.06716.35
5.4.70.0000.03716.45
5.4.60.0030.07016.36
5.4.50.0030.07716.25
5.4.40.0030.07716.54
5.4.30.0030.06316.45
5.4.20.0000.04016.47
5.4.10.0070.07016.44
5.4.00.0030.07715.87
5.3.290.0030.05714.59
5.3.280.0000.04314.61
5.3.270.0070.08014.69
5.3.260.0030.07714.62
5.3.250.0100.06314.66
5.3.240.0030.07314.66
5.3.230.0100.07314.66
5.3.220.0070.05714.54
5.3.210.0070.07314.57
5.3.200.0070.07014.46
5.3.190.0030.08014.59
5.3.180.0030.05314.56
5.3.170.0070.06014.58
5.3.160.0030.07714.57
5.3.150.0000.07714.54
5.3.140.0030.06014.57
5.3.130.0000.05014.46
5.3.120.0000.06714.52
5.3.110.0130.06314.57
5.3.100.0130.07013.98
5.3.90.0030.07314.04
5.3.80.0000.08013.90
5.3.70.0130.07314.02
5.3.60.0070.07314.02
5.3.50.0000.07313.82
5.3.40.0000.07314.07
5.3.30.0000.07313.88
5.3.20.0030.07013.67
5.3.10.0030.04713.71
5.3.00.0030.03313.64
5.2.170.0000.05312.19
5.2.160.0070.05712.19
5.2.150.0030.06012.19
5.2.140.0000.04012.19
5.2.130.0000.04712.19
5.2.120.0000.06312.19
5.2.110.0000.03012.19
5.2.100.0000.03712.19
5.2.90.0030.05012.19
5.2.80.0030.04712.19
5.2.70.0000.04012.19
5.2.60.0000.06312.19
5.2.50.0000.06712.19
5.2.40.0100.05312.19
5.2.30.0070.05712.19
5.2.20.0000.06012.19
5.2.10.0070.05012.19
5.2.00.0030.06012.19
5.1.60.0000.04312.19
5.1.50.0070.02712.19
5.1.40.0030.05012.19
5.1.30.0000.02712.19
5.1.20.0000.05712.19
5.1.10.0030.05312.19
5.1.00.0030.05012.19
5.0.50.0070.03712.19
5.0.40.0070.04012.19
5.0.30.0000.04712.19
5.0.20.0030.01712.19
5.0.10.0000.02012.19
5.0.00.0030.03312.19
4.4.90.0000.02312.19
4.4.80.0030.03312.19
4.4.70.0000.03312.19
4.4.60.0030.03712.19
4.4.50.0000.03012.19
4.4.40.0000.04312.19
4.4.30.0000.01712.19
4.4.20.0030.02312.19
4.4.10.0000.03712.19
4.4.00.0030.05012.19
4.3.110.0000.03312.19
4.3.100.0000.01712.19
4.3.90.0000.01312.19
4.3.80.0070.02012.19
4.3.70.0000.01712.19
4.3.60.0000.02012.19
4.3.50.0000.01312.19
4.3.40.0000.02312.19
4.3.30.0000.01712.19
4.3.20.0000.01712.19
4.3.10.0030.01312.19
4.3.00.0000.02712.19

preferences:
53.05 ms | 400 KiB | 5 Q