3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (new DateTime('first day of this month'))->format('Y-m-d H:i:s');

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)
8.3.60.0130.00616.38
8.3.50.0090.00721.97
8.3.40.0060.00918.66
8.3.30.0070.00719.27
8.3.20.0040.00420.34
8.3.10.0000.00823.61
8.3.00.0040.00420.89
8.2.180.0130.01016.75
8.2.170.0120.00322.96
8.2.160.0070.01020.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0110.00326.16
8.2.120.0030.00519.38
8.2.110.0060.00322.39
8.2.100.0070.00420.48
8.2.90.0040.00419.35
8.2.80.0030.00617.97
8.2.70.0100.00417.56
8.2.60.0100.00317.71
8.2.50.0090.00417.71
8.2.40.0140.00017.95
8.2.30.0080.00417.87
8.2.20.0080.00417.57
8.2.10.0070.00517.72
8.2.00.0110.00218.45
8.1.280.0130.00725.92
8.1.270.0060.00324.00
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.18
8.1.230.0110.00019.24
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0070.00617.36
8.1.190.0070.00617.22
8.1.180.0110.00117.55
8.1.170.0070.00517.95
8.1.160.0060.00619.59
8.1.150.0100.00218.07
8.1.140.0060.00617.47
8.1.130.0070.00517.52
8.1.120.0110.00117.51
8.1.110.0100.00117.60
8.1.100.0050.00717.47
8.1.90.0080.00317.46
8.1.80.0100.00117.37
8.1.70.0070.00517.59
8.1.60.0080.00517.59
8.1.50.0100.00317.41
8.1.40.0080.00417.48
8.1.30.0090.00617.45
8.1.20.0060.00817.59
8.1.10.0120.00217.47
8.1.00.0090.00417.53
8.0.300.0020.00518.77
8.0.290.0030.00916.87
8.0.280.0090.00417.66
8.0.270.0080.00417.03
8.0.260.0090.00316.93
8.0.250.0080.00616.91
8.0.240.0080.00517.00
8.0.230.0070.00516.88
8.0.220.0090.00416.82
8.0.210.0070.00516.92
8.0.200.0100.00216.83
8.0.190.0100.00316.88
8.0.180.0090.00316.85
8.0.170.0050.00716.88
8.0.160.0070.00416.84
8.0.150.0070.00516.79
8.0.140.0080.00416.94
8.0.130.0070.00314.98
8.0.120.0070.00516.79
8.0.110.0070.00516.80
8.0.100.0100.00216.83
8.0.90.0030.00916.80
8.0.80.0060.01216.88
8.0.70.0060.00616.90
8.0.60.0070.00516.84
8.0.50.0120.00216.92
8.0.30.0080.01116.97
8.0.20.0140.00717.13
8.0.10.0050.00716.84
8.0.00.0070.01016.86
7.4.330.0040.00416.72
7.4.320.0050.00616.55
7.4.300.0090.00116.62
7.4.290.0060.00616.58
7.4.280.0120.00216.53
7.4.270.0100.00216.59
7.4.260.0120.00016.62
7.4.250.0090.00316.60
7.4.240.0070.00316.61
7.4.230.0060.00616.63
7.4.220.0070.01016.60
7.4.210.0090.00716.63
7.4.200.0060.00516.68
7.4.190.0100.00516.58
7.4.180.0110.00316.58
7.4.160.0090.00716.59
7.4.150.0110.00716.99
7.4.140.0080.01117.43
7.4.130.0120.00616.64
7.4.120.0120.00516.64
7.4.110.0110.00516.52
7.4.100.0120.00516.64
7.4.90.0080.00816.64
7.4.80.0120.00617.99
7.4.70.0140.00216.57
7.4.60.0090.00816.63
7.4.50.0100.00316.59
7.4.40.0150.00516.54
7.4.30.0110.00416.62
7.4.20.0120.00216.58
7.4.10.0130.00415.70
7.4.00.0080.00815.55
7.3.330.0070.00414.88
7.3.320.0050.00614.87
7.3.310.0080.00316.50
7.3.300.0110.00016.48
7.3.290.0130.00516.46
7.3.280.0130.00416.40
7.3.270.0090.00716.99
7.3.260.0100.00716.55
7.3.250.0090.00816.63
7.3.240.0100.00616.57
7.3.230.0100.00616.49
7.3.220.0160.00016.58
7.3.210.0100.00816.64
7.3.200.0140.00517.99
7.3.190.0110.00816.49
7.3.180.0080.00816.48
7.3.170.0090.01116.56
7.3.160.0050.01316.63
7.3.150.0130.00316.58
7.3.140.0100.00516.58
7.3.130.0120.00415.83
7.3.120.0060.01015.20
7.3.110.0080.00915.12
7.3.100.0090.00615.40
7.3.90.0090.00615.34
7.3.80.0040.01015.35
7.3.70.0070.00515.30
7.3.60.0080.00515.25
7.3.50.0080.00715.33
7.3.40.0100.00515.34
7.3.30.0050.00915.30
7.3.20.0090.00716.71
7.3.10.0090.00616.77
7.3.00.0100.00416.69
7.2.340.0100.00516.58
7.2.330.0080.00816.71
7.2.320.0080.00816.56
7.2.310.0090.00716.64
7.2.300.0120.00616.63
7.2.290.0100.00716.57
7.2.280.0150.00016.58
7.2.270.0090.00616.58
7.2.260.0120.00415.94
7.2.250.0100.00715.44
7.2.240.0100.00715.42
7.2.230.0100.00715.48
7.2.220.0100.00515.47
7.2.210.0080.00715.46
7.2.200.0070.00815.52
7.2.190.0080.00615.38
7.2.180.0070.00615.49
7.2.170.0080.00515.50
7.2.160.0040.00815.80
7.2.150.0070.00916.82
7.2.140.0030.01116.76
7.2.130.0070.00816.76
7.2.120.0060.01016.76
7.2.110.0120.00316.83
7.2.100.0060.01016.85
7.2.90.0110.00616.74
7.2.80.0080.00916.75
7.2.70.0090.00516.84
7.2.60.0100.00516.80
7.2.50.0080.00716.85
7.2.40.0090.00816.81
7.2.30.0070.00816.63
7.2.20.0070.00716.66
7.2.10.0060.01116.79
7.2.00.0100.00417.69
7.1.330.0090.00515.90
7.1.320.0080.00516.05
7.1.310.0050.00716.04
7.1.300.0160.00515.87
7.1.290.0070.00616.08
7.1.280.0080.00616.01
7.1.270.0070.00515.94
7.1.260.0080.00616.01
7.1.250.0090.00616.22
7.1.240.0050.00816.24
7.1.230.0070.00716.22
7.1.220.0070.00516.24
7.1.210.0120.00316.11
7.1.200.0070.00616.15
7.1.190.0090.00616.27
7.1.180.0070.00416.19
7.1.170.0100.00416.22
7.1.160.0080.00716.18
7.1.150.0090.00516.13
7.1.140.0080.00716.26
7.1.130.0080.00616.12
7.1.120.0080.00916.21
7.1.110.0060.00816.23
7.1.100.0020.00916.90
7.1.90.0080.00516.17
7.1.80.0190.00516.19
7.1.70.0080.00416.48
7.1.60.0080.01017.31
7.1.50.0080.00816.55
7.1.40.0100.00516.22
7.1.30.0080.00716.14
7.1.20.0090.00316.15
7.1.10.0060.00716.18
7.1.00.0040.03218.31
7.0.330.0050.00815.93
7.0.320.0010.01415.97
7.0.310.0120.00416.10
7.0.300.0070.00515.88
7.0.290.0070.00816.00
7.0.280.0070.00615.95
7.0.270.0070.00716.10
7.0.260.0100.00216.07
7.0.250.0140.00115.96
7.0.240.0040.00916.04
7.0.230.0110.00516.00
7.0.220.0110.00316.14
7.0.210.0070.00515.97
7.0.200.0150.00516.33
7.0.190.0080.00516.04
7.0.180.0110.00315.91
7.0.170.0080.00716.05
7.0.160.0050.00615.94
7.0.150.0060.00716.08
7.0.140.0070.02918.09
7.0.130.0070.00615.96
7.0.120.0100.00316.04
7.0.110.0050.00916.04
7.0.100.0070.00616.07
7.0.90.0090.00516.04
7.0.80.0090.00416.03
7.0.70.0070.00616.09
7.0.60.0070.01717.37
7.0.50.0080.03016.67
7.0.40.0070.01816.79
7.0.30.0180.01816.72
7.0.20.0160.02816.73
7.0.10.0080.03316.73
7.0.00.0070.02916.68
5.6.400.0080.00715.47
5.6.390.0070.00415.54
5.6.380.0030.00815.55
5.6.370.0100.00515.62
5.6.360.0020.01015.46
5.6.350.0070.00715.50
5.6.340.0030.01015.51
5.6.330.0100.00715.56
5.6.320.0090.00515.40
5.6.310.0080.00615.52
5.6.300.0060.00715.61
5.6.290.0030.00815.44
5.6.280.0090.00415.38
5.6.270.0090.00515.42
5.6.260.0110.00515.48
5.6.250.0100.00615.46
5.6.240.0080.00315.43
5.6.230.0050.00615.50
5.6.220.0090.00315.39
5.6.210.0090.03017.20
5.6.200.0080.01616.24
5.6.190.0080.01917.23
5.6.180.0130.03317.09
5.6.170.0160.01617.12
5.6.160.0090.01517.05
5.6.150.0050.03316.30
5.6.140.0080.02116.36
5.6.130.0120.01816.34
5.6.120.0090.02817.32
5.6.110.0090.02117.27
5.6.100.0100.02517.41
5.6.90.0070.02417.22
5.6.80.0050.03417.16
5.6.70.0100.00315.48
5.6.60.0110.00515.33
5.6.50.0070.00415.46
5.6.40.0080.00415.43
5.6.30.0050.00815.45
5.6.20.0050.00615.46
5.6.10.0080.00615.45
5.6.00.0040.00915.46
5.5.380.0060.00615.54
5.5.370.0050.00915.54
5.5.360.0090.00415.38
5.5.350.0140.02617.04
5.5.340.0090.02916.40
5.5.330.0070.03217.05
5.5.320.0140.02017.07
5.5.310.0150.02717.01
5.5.300.0060.02416.28
5.5.290.0090.02916.19
5.5.280.0050.01617.30
5.5.270.0040.02217.21
5.5.260.0070.02417.22
5.5.250.0090.02417.20
5.5.240.0080.03117.01
5.5.230.0140.00515.43
5.5.220.0120.00315.41
5.5.210.0090.00515.46
5.5.200.0030.00915.49
5.5.190.0080.00415.47
5.5.180.0040.00815.44
5.5.170.0020.00815.31
5.5.160.0060.00615.20
5.5.150.0070.00715.48
5.5.140.0080.00615.38
5.5.130.0090.00715.46
5.5.120.0040.00815.21
5.5.110.0110.00215.45
5.5.100.0020.01115.33
5.5.90.0080.00515.39
5.5.80.0080.00615.27
5.5.70.0080.00315.35
5.5.60.0090.00415.47
5.5.50.0000.01315.34
5.5.40.0080.00615.34
5.5.30.0040.00915.44
5.5.20.0060.00615.39
5.5.10.0060.00615.52
5.5.00.0060.00715.41
5.4.450.0290.01416.00
5.4.440.0310.02316.06
5.4.430.0270.01715.95
5.4.420.0210.01716.02
5.4.410.0150.01315.97
5.4.400.0070.01715.89
5.4.390.0300.01815.89
5.4.380.0130.02415.76
5.4.370.0090.02515.75
5.4.360.0110.02115.77
5.4.350.0150.01915.72
5.4.340.0170.01715.71
5.4.330.0050.00514.30
5.4.320.0060.01413.68
5.4.310.0060.01913.68
5.4.300.0090.01613.68
5.4.290.0070.02013.68
5.4.280.0060.01613.65
5.4.270.0070.01613.65
5.4.260.0060.01513.65
5.4.250.0080.01413.65
5.4.240.0030.02013.65
5.4.230.0060.01913.64
5.4.220.0100.01713.65
5.4.210.0050.01913.64
5.4.200.0100.01913.64
5.4.190.0060.02013.64
5.4.180.0080.01513.64
5.4.170.0050.01713.65
5.4.160.0080.01313.65
5.4.150.0060.01413.64
5.4.140.0070.01713.54
5.4.130.0060.01413.54
5.4.120.0050.01713.52
5.4.110.0050.01713.52
5.4.100.0060.01613.52
5.4.90.0080.01513.52
5.4.80.0060.01513.52
5.4.70.0080.01413.52
5.4.60.0070.01513.52
5.4.50.0030.02013.52
5.4.40.0060.01713.51
5.4.30.0030.01813.51
5.4.20.0050.01913.51
5.4.10.0060.01713.51
5.4.00.0070.01513.34
5.3.290.0030.02013.80
5.3.280.0080.01413.77
5.3.270.0060.02013.77
5.3.260.0050.01913.77
5.3.250.0060.01413.77
5.3.240.0060.01513.77
5.3.230.0060.01513.77
5.3.220.0030.01813.76
5.3.210.0020.02113.76
5.3.200.0050.01813.76
5.3.190.0050.01713.76
5.3.180.0050.01713.76
5.3.170.0070.01613.75
5.3.160.0070.01513.75
5.3.150.0050.01813.75
5.3.140.0040.01913.75
5.3.130.0040.01913.75
5.3.120.0040.01813.75
5.3.110.0070.01613.75
5.3.100.0050.01513.57
5.3.90.0060.01513.56
5.3.80.0080.01313.56
5.3.70.0050.01413.56
5.3.60.0070.01413.55
5.3.50.0080.01313.53
5.3.40.0040.01813.53
5.3.30.0040.01813.51
5.3.20.0050.01413.44
5.3.10.0070.01413.43
5.3.00.0060.01413.42

preferences:
50.64 ms | 401 KiB | 5 Q