3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ar = array('q'=>1, 'w'=>2, 'e'=>3); var_dump(array_keys($ar));

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)
8.3.40.0100.00718.52
8.3.30.0000.01718.79
8.3.20.0140.00020.27
8.3.10.0050.00321.64
8.3.00.0050.00317.79
8.2.170.0170.00322.96
8.2.160.0070.00720.43
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0030.01626.16
8.2.120.0040.00420.97
8.2.110.0070.00322.17
8.2.100.0080.00317.59
8.2.90.0080.00019.09
8.2.80.0040.00417.97
8.2.70.0030.00517.38
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0000.00817.86
8.2.20.0080.00017.59
8.2.10.0040.00417.98
8.2.00.0000.00817.66
8.1.270.0040.00423.84
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0080.00023.97
8.1.230.0090.00318.83
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0000.01117.11
8.1.190.0030.00617.11
8.1.180.0040.00418.10
8.1.170.0000.00818.57
8.1.160.0050.00321.84
8.1.150.0000.00718.81
8.1.140.0050.00317.37
8.1.130.0070.00017.86
8.1.120.0000.00717.28
8.1.110.0030.00617.27
8.1.100.0030.00317.33
8.1.90.0030.00317.38
8.1.80.0040.00417.27
8.1.70.0000.00817.37
8.1.60.0050.00317.46
8.1.50.0070.00017.41
8.1.40.0070.00017.42
8.1.30.0030.00617.48
8.1.20.0000.00717.50
8.1.10.0080.00017.43
8.1.00.0040.00417.38
8.0.300.0050.00218.77
8.0.290.0040.00416.63
8.0.280.0040.00418.37
8.0.270.0070.00017.09
8.0.260.0000.00617.09
8.0.250.0030.00316.92
8.0.240.0000.00816.88
8.0.230.0030.00316.87
8.0.220.0030.00316.85
8.0.210.0000.00716.76
8.0.200.0000.00616.75
8.0.190.0000.00816.85
8.0.180.0000.00716.91
8.0.170.0050.00316.73
8.0.160.0030.00316.66
8.0.150.0000.00716.73
8.0.140.0080.00016.72
8.0.130.0050.00013.29
8.0.120.0070.00316.70
8.0.110.0040.00416.65
8.0.100.0040.00416.74
8.0.90.0000.00816.70
8.0.80.0040.01116.75
8.0.70.0040.00416.71
8.0.60.0040.00416.86
8.0.50.0040.00416.66
8.0.30.0110.01316.84
8.0.20.0110.00717.40
8.0.10.0000.00716.88
8.0.00.0080.00816.79
7.4.330.0020.00215.00
7.4.320.0000.00616.42
7.4.300.0060.00016.43
7.4.290.0100.00016.41
7.4.280.0060.00316.45
7.4.270.0030.00316.57
7.4.260.0030.00716.30
7.4.250.0000.00716.49
7.4.240.0020.00516.51
7.4.230.0040.00416.52
7.4.220.0130.01316.40
7.4.210.0140.00016.57
7.4.200.0070.00016.61
7.4.160.0060.00916.15
7.4.150.0080.00917.40
7.4.140.0100.00617.86
7.4.130.0070.01016.42
7.4.120.0040.01216.35
7.4.110.0150.00316.51
7.4.100.0120.00916.46
7.4.90.0140.00316.21
7.4.80.0070.01019.39
7.4.70.0180.00616.59
7.4.60.0070.01016.50
7.4.50.0000.00416.33
7.4.40.0070.01016.57
7.4.30.0060.00916.40
7.4.00.0090.00614.86
7.3.330.0000.00713.06
7.3.320.0050.00013.02
7.3.310.0050.00216.05
7.3.300.0000.00616.09
7.3.290.0150.00016.14
7.3.280.0090.00716.10
7.3.270.0100.00717.40
7.3.260.0070.01016.17
7.3.250.0060.01316.23
7.3.240.0110.00616.16
7.3.230.0080.00816.39
7.3.210.0130.00316.42
7.3.200.0060.01219.39
7.3.190.0120.00916.38
7.3.180.0140.00616.16
7.3.170.0130.00316.39
7.3.160.0090.00616.13
7.3.120.0090.00615.85
7.3.110.0070.01016.01
7.3.100.0080.00515.63
7.3.90.0040.01315.75
7.3.80.0030.01015.99
7.3.70.0080.00815.92
7.3.60.0000.01615.97
7.3.50.0050.01115.84
7.3.40.0090.00615.87
7.3.30.0040.00715.95
7.3.20.0050.00716.71
7.3.10.0090.00616.73
7.3.00.0060.00616.63
7.2.330.0160.00316.38
7.2.320.0100.00716.45
7.2.310.0140.00316.43
7.2.300.0090.00616.20
7.2.290.0120.00416.59
7.2.240.0070.01015.87
7.2.230.0080.00616.00
7.2.220.0070.00916.07
7.2.210.0070.00916.09
7.2.200.0020.01015.99
7.2.190.0070.00915.97
7.2.180.0030.01215.96
7.2.170.0050.00816.02
7.2.160.0080.00816.04
7.2.150.0080.00716.93
7.2.140.0040.00917.01
7.2.130.0050.00716.88
7.2.120.0050.01016.75
7.2.110.0040.00916.91
7.2.100.0060.01016.75
7.2.90.0040.00816.88
7.2.80.0060.00816.75
7.2.70.0070.00916.81
7.2.60.0070.00616.68
7.2.50.0070.00716.71
7.2.40.0080.00716.68
7.2.30.0050.01016.81
7.2.20.0090.00616.70
7.2.10.0050.00616.84
7.2.00.0070.00917.23
7.1.330.0010.01016.46
7.1.320.0100.00516.47
7.1.310.0060.00816.40
7.1.300.0060.00916.42
7.1.290.0090.00416.32
7.1.280.0060.01016.47
7.1.270.0060.01016.38
7.1.260.0070.01016.26
7.1.250.0050.00915.92
7.1.240.0080.00415.83
7.1.230.0080.00615.68
7.1.220.0040.00615.71
7.1.210.0020.01015.69
7.1.200.0060.00715.61
7.1.190.0060.00815.73
7.1.180.0070.00515.79
7.1.170.0110.00315.59
7.1.160.0050.01115.58
7.1.150.0070.00515.80
7.1.140.0060.00615.73
7.1.130.0030.00815.75
7.1.120.0030.00715.66
7.1.110.0100.00815.73
7.1.100.0070.00716.51
7.1.90.0070.00715.60
7.1.80.0030.00815.72
7.1.70.0020.01016.05
7.1.60.0040.00916.19
7.1.50.0100.00816.09
7.1.40.0000.01015.64
7.1.30.0090.00415.68
7.1.20.0080.00715.75
7.1.10.0080.00615.62
7.1.00.0030.03017.74
7.0.330.0060.00615.24
7.0.320.0020.00915.13
7.0.310.0090.00615.30
7.0.300.0050.00515.28
7.0.290.0050.00715.19
7.0.280.0040.00815.34
7.0.270.0060.00715.26
7.0.260.0100.00515.21
7.0.250.0060.00615.32
7.0.240.0030.01015.39
7.0.230.0080.00515.52
7.0.220.0090.00415.35
7.0.210.0020.01115.17
7.0.200.0040.00615.63
7.0.190.0100.00315.31
7.0.180.0080.00315.30
7.0.170.0070.00915.25
7.0.160.0060.00815.26
7.0.150.0070.00515.21
7.0.140.0070.02917.64
7.0.130.0030.00915.32
7.0.120.0090.00515.03
7.0.110.0040.00515.21
7.0.100.0080.00615.33
7.0.90.0030.01115.29
7.0.80.0030.01115.15
7.0.70.0050.00615.28
7.0.60.0060.02816.96
7.0.50.0060.03116.16
7.0.40.0080.02615.74
7.0.30.0130.03015.63
7.0.20.0160.02815.65
7.0.10.0070.02415.61
7.0.00.0060.02415.54
5.6.380.0050.00913.99
5.6.370.0050.00514.15
5.6.360.0050.00913.91
5.6.350.0070.00614.01
5.6.340.0070.00314.10
5.6.330.0090.00514.16
5.6.320.0050.01013.85
5.6.310.0060.00714.11
5.6.300.0050.00614.29
5.6.290.0030.00814.34
5.6.280.0050.02916.74
5.6.270.0070.00514.40
5.6.260.0100.00314.18
5.6.250.0060.00814.38
5.6.240.0080.00314.12
5.6.230.0030.01014.07
5.6.220.0060.00914.18
5.6.210.0070.01716.34
5.6.200.0080.02015.34
5.6.190.0070.01816.33
5.6.180.0120.02416.20
5.6.170.0120.03116.34
5.6.160.0040.03516.22
5.6.150.0080.02015.45
5.6.140.0030.02215.43
5.6.130.0080.02215.42
5.6.120.0090.02916.47
5.6.110.0060.02016.45
5.6.100.0070.02716.45
5.6.90.0060.03416.44
5.6.80.0040.03316.17
5.6.70.0030.00713.88
5.6.60.0020.01013.82
5.6.50.0060.00813.93
5.6.40.0030.00814.02
5.6.30.0080.00414.01
5.6.20.0050.00913.99
5.6.10.0040.00714.00
5.6.00.0070.00913.92
5.5.380.0030.00610.76
5.5.370.0040.00710.96
5.5.360.0040.00810.95
5.5.350.0080.02914.01
5.5.340.0060.02013.23
5.5.330.0070.01513.98
5.5.320.0170.02814.04
5.5.310.0090.02413.84
5.5.300.0030.01513.31
5.5.290.0050.02313.17
5.5.280.0050.01714.24
5.5.270.0080.02714.28
5.5.260.0040.03114.25
5.5.250.0010.02413.99
5.5.240.1030.01613.98
5.5.230.0070.00410.77
5.5.220.0050.00610.75
5.5.210.0040.00910.68
5.5.200.0030.00810.88
5.5.190.0060.00510.90
5.5.180.0070.00310.66
5.5.170.0050.00510.80
5.5.160.0060.00410.72
5.5.150.0060.00310.73
5.5.140.0050.00710.67
5.5.130.0060.00311.00
5.5.120.0020.00910.89
5.5.110.0050.00610.64
5.5.100.0060.00610.78
5.5.90.0060.00610.65
5.5.80.0060.00310.67
5.5.70.0030.00410.94
5.5.60.0040.00210.53
5.5.50.0040.00610.94
5.5.40.0070.00710.64
5.5.30.0020.00610.92
5.5.20.0020.00710.78
5.5.10.0030.00710.94
5.5.00.0060.00510.53
5.4.450.0160.02313.77
5.4.440.0160.02513.82
5.4.430.0120.01413.75
5.4.420.0120.02813.65
5.4.410.0150.01613.59
5.4.400.0090.02113.61
5.4.390.0090.02513.53
5.4.380.0130.02013.47
5.4.370.0110.03013.48
5.4.360.0110.02413.48
5.4.350.0130.02213.64
5.4.340.0100.01813.55
5.4.330.0050.00510.73
5.4.320.0160.02713.48
5.4.310.0160.02113.41
5.4.300.0130.02613.48
5.4.290.0120.02713.49
5.4.280.0120.02413.43
5.4.270.0120.02713.54
5.4.260.0140.02313.41
5.4.250.0130.02013.53
5.4.240.0080.02413.49
5.4.230.0090.02313.39
5.4.220.0130.02613.44
5.4.210.0100.01713.37
5.4.200.0170.02813.54
5.4.190.0160.02213.46
5.4.180.0120.01513.36
5.4.170.0120.02313.44
5.4.160.0130.01713.45
5.4.150.0140.02613.46
5.4.140.0120.02812.65
5.4.130.0130.02612.70
5.4.120.0100.02012.51
5.4.110.0120.02712.55
5.4.100.0120.02512.52
5.4.90.0120.02612.58
5.4.80.0130.01812.56
5.4.70.0120.01812.67
5.4.60.0160.01512.59
5.4.50.0100.01712.50
5.4.40.0130.02312.61
5.4.30.0130.02112.61
5.4.20.0100.02312.76
5.4.10.0090.03012.65
5.4.00.0120.02712.34
5.3.290.0120.02611.79
5.3.280.0180.01511.70
5.3.270.0130.02911.73
5.3.260.0090.01711.80
5.3.250.0120.02611.70
5.3.240.0120.02611.71
5.3.230.0090.02411.73
5.3.220.0130.02311.78
5.3.210.0110.02111.65
5.3.200.0130.01511.77
5.3.190.0120.02011.76
5.3.180.0130.02611.83
5.3.170.0170.02411.81
5.3.160.0090.02711.83
5.3.150.0100.01811.78
5.3.140.0130.02011.86
5.3.130.0120.01911.68
5.3.120.0130.02711.72
5.3.110.0130.01611.76
5.3.100.0120.02411.66
5.3.90.0160.01511.54
5.3.80.0160.02011.45
5.3.70.0140.02511.57
5.3.60.0100.02711.64
5.3.50.0120.02111.48
5.3.40.0150.02511.53
5.3.30.0140.02611.54
5.3.20.0080.02211.42
5.3.10.0150.02511.34
5.3.00.0120.02811.28
5.2.170.0130.01910.73
5.2.160.0070.02010.83
5.2.150.0100.02210.82
5.2.140.0110.01810.73
5.2.130.0120.01710.72
5.2.120.0110.01710.83
5.2.110.0100.02010.82
5.2.100.0030.02310.81
5.2.90.0040.02410.74
5.2.80.0120.02010.77
5.2.70.0100.01910.77
5.2.60.0110.02010.76
5.2.50.0110.01310.68
5.2.40.0090.02510.80
5.2.30.0080.02310.77
5.2.20.0070.01610.73
5.2.10.0110.01610.63
5.2.00.0100.02110.71
5.1.60.0080.01810.59
5.1.50.0080.01410.59
5.1.40.0100.01110.59
5.1.30.0080.01210.59
5.1.20.0090.01310.59
5.1.10.0080.02110.59
5.1.00.0090.01110.59
5.0.50.0050.01710.59
5.0.40.0050.01910.59
5.0.30.0050.02610.59
5.0.20.0080.01510.59
5.0.10.0040.01810.59
5.0.00.0060.01310.59
4.4.90.0030.01010.59
4.4.80.0040.01010.59
4.4.70.0080.00610.59
4.4.60.0040.01610.59
4.4.50.0060.01410.59
4.4.40.0060.01310.59
4.4.30.0040.00910.59
4.4.20.0070.00910.59
4.4.10.0050.00810.59
4.4.00.0080.01810.59
4.3.110.0040.01010.59
4.3.100.0020.01010.59
4.3.90.0070.01010.59
4.3.80.0050.02010.59
4.3.70.0040.00710.59
4.3.60.0080.01210.59
4.3.50.0050.01310.59
4.3.40.0040.02010.59
4.3.30.0020.01610.59
4.3.20.0030.01310.59
4.3.10.0070.01210.59
4.3.00.0060.01210.59

preferences:
41.21 ms | 400 KiB | 5 Q