3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* Using timezone and the given date/time format, creates a UTC DATETIME object for use in a MySQL database. */ function convert_timestamp($timestamp, $timezone) { $tz = new DateTimeZone($timezone); $raw = DateTime::createFromFormat('n/j/Y G:i', $timestamp, $tz); $utc = new DateTimeZone("UTC"); $raw->setTimezone($utc); return $raw->format('Y-m-d G:i:s'); } echo convert_timestamp("7/19/2014 8:00", "CST"); ?>

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)
8.3.60.0070.00716.38
8.3.50.0120.00721.92
8.3.40.0070.00718.67
8.3.30.0030.01519.09
8.3.20.0070.00020.34
8.3.10.0080.00021.91
8.3.00.0050.00317.80
8.2.180.0130.00716.38
8.2.170.0040.01122.96
8.2.160.0100.00720.35
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0070.00021.04
8.2.110.0060.00322.08
8.2.100.0100.00319.64
8.2.90.0000.00919.25
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0050.00318.16
8.2.30.0060.00318.33
8.2.20.0000.00817.79
8.2.10.0040.00417.98
8.2.00.0000.00817.86
8.1.280.0120.00325.92
8.1.270.0040.00424.04
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00323.96
8.1.230.0000.01119.20
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0040.00817.23
8.1.190.0090.00017.11
8.1.180.0050.00318.10
8.1.170.0080.00018.53
8.1.160.0000.00721.93
8.1.150.0070.00018.73
8.1.140.0000.00717.46
8.1.130.0000.00617.76
8.1.120.0000.00717.50
8.1.110.0020.00517.50
8.1.100.0000.00817.53
8.1.90.0040.00417.52
8.1.80.0080.00017.36
8.1.70.0030.00317.42
8.1.60.0040.00417.47
8.1.50.0040.00417.51
8.1.40.0040.00417.40
8.1.30.0030.00517.47
8.1.20.0000.00717.54
8.1.10.0050.00317.45
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0040.00418.41
8.0.270.0000.00717.32
8.0.260.0030.00317.26
8.0.250.0000.00617.00
8.0.240.0090.00017.05
8.0.230.0040.00417.00
8.0.220.0040.00416.94
8.0.210.0060.00016.91
8.0.200.0050.00317.00
8.0.190.0070.00017.00
8.0.180.0000.00816.88
8.0.170.0060.00317.02
8.0.160.0030.00516.96
8.0.150.0030.00516.95
8.0.140.0040.00416.88
8.0.130.0000.00613.31
8.0.120.0080.00016.89
8.0.110.0050.00216.87
8.0.100.0030.00517.00
8.0.90.0040.00316.96
8.0.80.0110.00416.90
8.0.70.0000.00716.74
8.0.60.0020.00517.02
8.0.50.0040.00416.77
8.0.30.0070.01217.12
8.0.20.0080.01117.40
8.0.10.0040.00417.04
8.0.00.0090.01216.77
7.4.330.0050.00015.03
7.4.320.0030.00316.57
7.4.300.0030.00316.57
7.4.290.0080.00016.52
7.4.280.0000.01016.61
7.4.270.0000.00716.61
7.4.260.0040.00716.60
7.4.250.0040.00416.54
7.4.240.0020.00616.53
7.4.230.0000.00716.35
7.4.220.0060.01216.54
7.4.210.0140.00016.45
7.4.200.0040.00416.42
7.4.160.0120.00916.76
7.4.150.0110.00717.40
7.4.140.0120.00817.86
7.4.130.0090.00716.59
7.4.120.0130.00616.55
7.4.110.0030.01416.59
7.4.100.0110.00716.61
7.4.90.0090.00916.43
7.4.80.0120.01019.39
7.4.70.0000.01816.54
7.4.60.0160.00316.56
7.4.50.0050.00316.26
7.4.40.0080.00816.28
7.4.30.0030.01216.45
7.4.10.0030.01316.53
7.4.00.0100.00615.48
7.3.330.0000.00613.21
7.3.320.0000.00513.34
7.3.310.0030.00316.41
7.3.300.0030.00316.36
7.3.290.0100.00416.34
7.3.280.0090.01016.35
7.3.270.0060.01317.40
7.3.260.0090.00916.48
7.3.250.0150.00216.46
7.3.240.0150.00616.38
7.3.230.0120.00616.39
7.3.210.0130.00516.43
7.3.200.0080.00819.39
7.3.190.0110.01116.51
7.3.180.0030.01316.25
7.3.170.0100.00716.36
7.3.160.0120.00316.37
7.3.130.0040.01416.12
7.3.120.0110.00615.24
7.3.110.0030.01015.38
7.3.100.0060.00815.32
7.3.90.0060.00715.33
7.3.80.0080.00615.42
7.3.70.0020.01215.31
7.3.60.0040.01215.20
7.3.50.0050.00715.28
7.3.40.0050.00915.40
7.3.30.0060.00815.32
7.3.20.0080.00517.12
7.3.10.0100.00417.11
7.3.00.0080.00717.22
7.2.330.0130.00316.66
7.2.320.0060.01216.55
7.2.310.0180.00316.34
7.2.300.0120.00616.92
7.2.290.0160.00616.68
7.2.260.0070.01016.55
7.2.250.0070.00915.71
7.2.240.0090.00915.38
7.2.230.0070.01015.51
7.2.220.0080.00315.78
7.2.210.0040.01015.54
7.2.200.0090.00615.58
7.2.190.0100.00615.51
7.2.180.0030.01115.44
7.2.170.0070.00815.44
7.2.160.0060.01016.57
7.2.150.0100.00318.27
7.2.140.0080.00418.43
7.2.130.0130.00718.41
7.2.120.0100.00718.44
7.2.110.0060.00618.50
7.2.100.0030.01218.26
7.2.90.0090.00618.35
7.2.80.0000.01818.47
7.2.70.0090.00618.32
7.2.60.0130.00318.29
7.2.50.0070.01018.62
7.2.40.0030.01118.47
7.2.30.0100.00718.32
7.2.20.0100.00318.41
7.2.10.0050.00518.54
7.2.00.0070.00718.22
7.1.330.0040.01116.31
7.1.320.0050.00716.36
7.1.310.0040.00916.23
7.1.300.0080.00516.35
7.1.290.0060.00616.28
7.1.280.0050.00816.38
7.1.270.0080.00316.19
7.1.260.0050.01016.16
7.1.250.0070.01117.31
7.1.240.0070.00717.41
7.1.230.0110.00317.22
7.1.220.0080.00617.38
7.1.210.0090.00317.39
7.1.200.0070.00717.29
7.1.190.0100.00317.25
7.1.180.0100.00717.27
7.1.170.0040.00517.35
7.1.160.0060.01017.27
7.1.150.0060.00617.34
7.1.140.0100.00017.33
7.1.130.0080.00317.46
7.1.120.0060.00917.43
7.1.110.0100.00717.09
7.1.100.0100.00317.19
7.1.90.0120.00317.16
7.1.80.0030.01217.25
7.1.70.0060.00817.15
7.1.60.0090.01118.44
7.1.50.0070.01217.20
7.1.40.0060.00917.53
7.1.30.0040.01117.36
7.1.20.0040.01217.28
7.1.10.0090.00617.13
7.1.00.0060.04019.82
7.0.330.0000.01416.77
7.0.320.0060.00617.27
7.0.310.0030.01016.95
7.0.300.0060.00617.01
7.0.290.0070.00316.88
7.0.280.0070.00416.90
7.0.270.0040.00716.78
7.0.260.0070.01016.95
7.0.250.0100.00717.16
7.0.240.0060.00317.30
7.0.230.0040.01117.04
7.0.220.0030.01416.89
7.0.210.0120.00616.99
7.0.200.0040.00916.83
7.0.190.0000.01517.09
7.0.180.0040.01116.88
7.0.170.0040.00817.09
7.0.160.0060.00917.05
7.0.150.0140.00316.99
7.0.140.0070.04219.64
7.0.130.0030.01317.10
7.0.120.0110.00416.89
7.0.110.0070.00717.02
7.0.100.0040.00817.00
7.0.90.0000.01517.02
7.0.80.0060.00317.00
7.0.70.0060.00617.05
7.0.60.0050.03118.46
7.0.50.0100.02817.48
7.0.40.0050.02817.57
7.0.30.0170.03917.50
7.0.20.0130.04717.48
7.0.10.0120.03317.58
7.0.00.0090.04517.57
5.6.400.0070.00716.16
5.6.390.0030.01015.93
5.6.380.0030.01015.99
5.6.370.0060.00916.09
5.6.360.0080.00315.80
5.6.350.0060.00915.93
5.6.340.0030.01015.86
5.6.330.0060.00315.84
5.6.320.0040.01115.79
5.6.310.0070.01315.97
5.6.300.0000.01815.82
5.6.290.0070.00715.70
5.6.280.0050.03718.57
5.6.270.0000.01415.97
5.6.260.0090.00315.86
5.6.250.0100.00315.79
5.6.240.0110.00416.16
5.6.230.0040.01115.98
5.6.220.0070.01015.77
5.6.210.0100.04318.24
5.6.200.0160.04016.93
5.6.190.0070.03718.36
5.6.180.0290.03718.09
5.6.170.0170.02018.18
5.6.160.0130.03818.27
5.6.150.0050.04517.11
5.6.140.0000.02517.14
5.6.130.0030.02717.15
5.6.120.0050.02518.44
5.6.110.0030.03918.32
5.6.100.0030.05018.55
5.6.90.0080.04518.49
5.6.80.0110.01918.05
5.6.70.0080.00815.85
5.6.60.0040.01415.97
5.6.50.0070.00715.72
5.6.40.0080.00416.03
5.6.30.0090.00915.91
5.6.20.0100.00316.00
5.6.10.0060.01015.73
5.6.00.0030.00915.93
5.5.380.0070.00715.82
5.5.370.0100.00315.62
5.5.360.0030.01015.77
5.5.350.0140.04018.13
5.5.340.0050.03416.91
5.5.330.0140.03518.05
5.5.320.0250.03518.06
5.5.310.0220.03218.13
5.5.300.0030.02816.84
5.5.290.0020.04916.92
5.5.280.0090.04718.36
5.5.270.0100.04218.29
5.5.260.0020.02718.29
5.5.250.0050.03618.25
5.5.240.0020.04417.89
5.5.230.0110.00615.93
5.5.220.0070.00715.86
5.5.210.0030.01215.64
5.5.200.0040.00415.75
5.5.190.0030.01415.84
5.5.180.0030.00915.91
5.5.170.0000.01315.58
5.5.160.0110.00315.70
5.5.150.0070.00715.80
5.5.140.0100.00715.66
5.5.130.0070.00315.88
5.5.120.0040.01115.69
5.5.110.0040.01215.86
5.5.100.0060.01215.64
5.5.90.0120.00615.92
5.5.80.0060.00615.88
5.5.70.0100.00616.00
5.5.60.0000.01515.92
5.5.50.0090.00615.71
5.5.40.0040.01115.73
5.5.30.0060.00915.92
5.5.20.0140.00315.92
5.5.10.0070.00715.97
5.5.00.0040.01415.78
5.4.450.0060.03316.20
5.4.440.0140.02916.04
5.4.430.0090.03515.96
5.4.420.0060.03616.05
5.4.410.0090.03615.58
5.4.400.0100.03215.85
5.4.390.0190.02815.66
5.4.380.0180.03515.67
5.4.370.0060.02315.67
5.4.360.0080.02315.55
5.4.350.0090.02512.36
5.4.340.0120.02412.28
5.4.330.0090.00612.71
5.4.320.0090.02112.64
5.4.310.0090.02212.48
5.4.300.0040.02712.64
5.4.290.0060.02412.69
5.4.280.0090.02312.55
5.4.270.0080.02212.54
5.4.260.0090.02212.54
5.4.250.0080.02312.53
5.4.240.0070.02412.47
5.4.230.0080.02412.48
5.4.220.0080.02212.53
5.4.210.0070.02212.49
5.4.200.0100.02212.39
5.4.190.0080.02312.55
5.4.180.0060.02412.55
5.4.170.0090.02112.38
5.4.160.0090.02512.51
5.4.150.0060.02312.49
5.4.140.0070.02712.26
5.4.130.0070.02112.37
5.4.120.0060.02412.34
5.4.110.0100.01812.33
5.4.100.0050.02312.24
5.4.90.0100.02012.35
5.4.80.0060.02412.41
5.4.70.0090.01912.32
5.4.60.0110.01912.29
5.4.50.0080.02212.34
5.4.40.0100.02812.24
5.4.30.0100.02112.37
5.4.20.0110.01812.31
5.4.10.0050.02412.30
5.4.00.0080.02112.10
5.3.290.0140.02313.02
5.3.280.0060.02812.98
5.3.270.0090.02312.97
5.3.260.0090.02312.98
5.3.250.0090.02112.96
5.3.240.0070.02412.94
5.3.230.0100.02112.99
5.3.220.0080.02212.81
5.3.210.0090.02712.89
5.3.200.0070.02512.83
5.3.190.0100.02112.84
5.3.180.0070.02212.95
5.3.170.0080.02312.91
5.3.160.0060.02512.86
5.3.150.0070.02412.98
5.3.140.0070.02212.97
5.3.130.0090.02212.94
5.3.120.0110.02112.97
5.3.110.0080.02612.98
5.3.100.0100.02312.59
5.3.90.0080.02412.70
5.3.80.0080.02312.53
5.3.70.0090.02212.53
5.3.60.0110.02312.51
5.3.50.0120.01812.58
5.3.40.0080.02312.61
5.3.30.0070.02212.62
5.3.20.0060.02412.40
5.3.10.0090.02012.33
5.3.00.0100.02112.31
5.2.170.0060.0309.23
5.2.160.0080.0319.22
5.2.150.0090.0279.22
5.2.140.0060.0359.22
5.2.130.0070.0299.18
5.2.120.0020.0319.18
5.2.110.0070.0289.18
5.2.100.0090.0249.18
5.2.90.0050.0359.18
5.2.80.0070.0289.17
5.2.70.0070.0279.18
5.2.60.0070.0279.13
5.2.50.0060.0349.10
5.2.40.0030.0409.08
5.2.30.0050.0339.05
5.2.20.0060.0349.04
5.2.10.0020.0318.94
5.2.00.0070.0278.80
5.1.60.0020.0268.09
5.1.50.0050.0278.08
5.1.40.0040.0248.07
5.1.30.0050.0298.41
5.1.20.0050.0298.44
5.1.10.0070.0278.16
5.1.00.0070.0308.17
5.0.50.0010.0256.64
5.0.40.0030.0206.50
5.0.30.0040.0396.31
5.0.20.0030.0196.28
5.0.10.0030.0206.26
5.0.00.0000.0346.25
4.4.90.0030.0154.78
4.4.80.0060.0164.75
4.4.70.0040.0154.76
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0040.0244.70
4.4.30.0010.0174.76
4.4.20.0030.0154.84
4.4.10.0000.0184.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0020.0154.67
4.3.90.0040.0194.63
4.3.80.0050.0224.58
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0040.0264.54
4.3.30.0040.0173.30
4.3.20.0020.0213.28
4.3.10.0010.0163.24
4.3.00.0100.0237.15

preferences:
54.26 ms | 401 KiB | 5 Q