3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = 0; $a = $b++; echo $b;

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)
8.3.40.0030.01318.72
8.3.30.0110.00420.27
8.3.20.0040.00420.04
8.3.10.0000.00722.27
8.3.00.0050.00322.40
8.2.170.0130.00322.96
8.2.160.0080.00820.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.66
8.2.110.0040.00422.30
8.2.100.0040.00719.19
8.2.90.0000.00919.08
8.2.80.0050.00518.04
8.2.70.0060.00317.37
8.2.60.0060.00318.03
8.2.50.0090.00018.07
8.2.40.0040.00418.34
8.2.30.0040.00417.96
8.2.20.0030.00517.65
8.2.10.0030.00617.85
8.2.00.0100.00017.77
8.1.270.0030.00523.99
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00623.87
8.1.230.0030.00919.04
8.1.220.0050.00317.76
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00817.30
8.1.180.0000.00818.63
8.1.170.0040.00418.59
8.1.160.0000.00722.08
8.1.150.0000.00718.60
8.1.140.0000.00717.46
8.1.130.0000.00717.80
8.1.120.0000.00717.32
8.1.110.0030.00517.23
8.1.100.0050.00317.45
8.1.90.0000.00717.38
8.1.80.0050.00217.28
8.1.70.0030.00317.30
8.1.60.0030.00617.41
8.1.50.0000.00717.44
8.1.40.0030.00617.44
8.1.30.0040.00417.58
8.1.20.0040.00417.58
8.1.10.0070.00017.52
8.1.00.0070.00017.32
8.0.300.0000.00718.77
8.0.290.0000.00717.16
8.0.280.0030.00318.33
8.0.270.0070.00017.29
8.0.260.0030.00316.82
8.0.250.0000.00716.95
8.0.240.0040.00416.84
8.0.230.0000.00716.90
8.0.220.0040.00416.84
8.0.210.0000.00716.82
8.0.200.0000.00716.81
8.0.190.0000.00716.79
8.0.180.0070.00016.86
8.0.170.0000.00716.76
8.0.160.0040.00416.78
8.0.150.0050.00316.75
8.0.140.0060.00316.81
8.0.130.0030.00313.18
8.0.120.0070.00016.68
8.0.110.0040.00316.84
8.0.100.0070.00016.80
8.0.90.0000.00716.69
8.0.80.0090.00616.81
8.0.70.0070.00016.77
8.0.60.0040.00416.68
8.0.50.0030.00316.88
8.0.30.0130.00516.98
8.0.20.0100.01017.40
8.0.10.0000.00716.80
8.0.00.0090.00916.67
7.4.330.0040.00015.00
7.4.320.0000.00616.52
7.4.300.0030.00316.33
7.4.290.0030.00516.29
7.4.280.0000.00716.52
7.4.270.0040.00416.42
7.4.260.0030.00316.31
7.4.250.0070.00016.38
7.4.240.0060.00216.40
7.4.230.0030.00316.64
7.4.220.0100.01316.39
7.4.210.0080.00716.43
7.4.200.0050.00216.53
7.4.190.0040.00416.54
7.4.160.0100.00716.54
7.4.150.0110.00617.40
7.4.140.0120.01017.86
7.4.130.0120.00416.31
7.4.120.0100.00816.50
7.4.110.0100.00616.31
7.4.100.0130.00916.48
7.4.90.0060.01216.47
7.4.80.0060.01319.39
7.4.70.0090.00616.52
7.4.60.0140.00316.42
7.4.50.0030.00316.21
7.4.40.0090.00622.77
7.4.30.0060.01016.53
7.4.10.0040.01414.61
7.4.00.0060.01114.87
7.3.330.0050.00013.09
7.3.320.0050.00013.05
7.3.310.0050.00216.19
7.3.300.0000.00716.24
7.3.290.0100.01016.27
7.3.280.0090.00616.27
7.3.270.0200.00317.40
7.3.260.0090.00916.61
7.3.250.0080.00916.34
7.3.240.0110.01116.28
7.3.230.0120.00416.67
7.3.210.0110.01116.14
7.3.200.0130.00319.39
7.3.190.0090.00616.41
7.3.180.0090.00616.30
7.3.170.0140.00516.38
7.3.160.0040.01216.42
7.3.130.0090.00714.74
7.3.120.0100.00614.76
7.3.110.0080.01014.71
7.3.100.0060.01014.84
7.3.90.0100.00614.78
7.3.80.0060.00414.67
7.3.70.0060.01014.73
7.3.60.0080.00614.69
7.3.50.0070.00714.68
7.3.40.0060.00514.62
7.3.30.0040.00914.77
7.3.20.0020.01116.64
7.3.10.0060.00916.66
7.3.00.0090.00516.72
7.2.330.0160.01016.75
7.2.320.0110.00616.54
7.2.310.0100.00716.43
7.2.300.0000.01616.57
7.2.290.0030.01316.60
7.2.260.0070.00914.58
7.2.250.0130.00414.90
7.2.240.0080.00714.99
7.2.230.0080.00914.95
7.2.220.0030.01314.70
7.2.210.0060.00715.10
7.2.200.0030.01114.89
7.2.190.0060.00414.93
7.2.180.0090.00414.90
7.2.170.0070.00614.85
7.2.160.0040.01114.86
7.2.150.0070.00816.69
7.2.140.0100.00616.83
7.2.130.0080.00516.75
7.2.120.0080.00416.88
7.2.110.0090.00516.76
7.2.100.0050.00916.88
7.2.90.0060.00616.85
7.2.80.0060.00917.01
7.2.70.0040.00916.81
7.2.60.0060.00916.88
7.2.50.0060.00716.94
7.2.40.0070.00616.91
7.2.30.0060.00916.95
7.2.20.0080.00516.82
7.2.10.0050.01016.84
7.2.00.0030.01017.42
7.1.330.0050.00915.79
7.1.320.0070.00815.73
7.1.310.0040.00915.47
7.1.300.0010.00815.75
7.1.290.0080.00515.70
7.1.280.0050.00915.75
7.1.270.0050.00815.65
7.1.260.0040.01115.60
7.1.250.0080.00615.54
7.1.240.0090.00315.60
7.1.230.0030.01015.76
7.1.220.0060.00815.79
7.1.210.0040.00815.73
7.1.200.0120.00315.45
7.1.190.0050.00815.70
7.1.180.0060.00815.71
7.1.170.0020.00915.50
7.1.160.0120.00315.49
7.1.150.0090.00715.77
7.1.140.0100.00215.74
7.1.130.0050.00915.64
7.1.120.0030.00815.47
7.1.110.0020.00915.66
7.1.100.0070.00716.50
7.1.90.0030.00815.71
7.1.80.0040.00915.57
7.1.70.0020.00916.23
7.1.60.0050.00916.79
7.1.50.0050.01116.06
7.1.40.0010.01115.63
7.1.30.0020.00915.68
7.1.20.0070.00715.59
7.1.10.0080.00215.54
7.1.00.0080.01217.93
7.0.330.0040.00815.15
7.0.320.0030.00715.26
7.0.310.0060.00815.23
7.0.300.0060.00615.40
7.0.290.0040.00815.20
7.0.280.0020.00915.32
7.0.270.0090.00415.25
7.0.260.0060.00515.09
7.0.250.0050.00915.47
7.0.240.0050.00615.23
7.0.230.0040.00915.33
7.0.220.0060.00715.47
7.0.210.0040.00515.40
7.0.200.0030.00615.60
7.0.190.0060.00715.45
7.0.180.0020.01015.19
7.0.170.0060.00615.15
7.0.160.0070.00715.27
7.0.150.0070.00415.33
7.0.140.0060.02717.53
7.0.130.0040.01015.23
7.0.120.0050.00515.44
7.0.110.0040.00615.28
7.0.100.0090.00415.34
7.0.90.0050.00615.29
7.0.80.0050.00615.38
7.0.70.0000.01215.30
7.0.60.0060.02916.86
7.0.50.0050.02916.13
7.0.40.0030.02015.59
7.0.30.0100.02315.62
7.0.20.0090.01915.67
7.0.10.0100.02815.50
7.0.00.0040.02815.62
5.6.400.0040.01014.18
5.6.390.0060.00614.20
5.6.380.0060.00814.41
5.6.370.0030.01214.36
5.6.360.0060.00614.46
5.6.350.0080.00514.48
5.6.340.0050.00514.06
5.6.330.0050.01014.41
5.6.320.0060.00814.29
5.6.310.0050.00514.47
5.6.300.0010.01214.24
5.6.290.0030.00814.10
5.6.280.0080.02316.61
5.6.270.0030.00814.42
5.6.260.0050.01014.24
5.6.250.0060.00914.28
5.6.240.0050.00314.38
5.6.230.0050.00714.26
5.6.220.0030.00614.33
5.6.210.0100.03016.32
5.6.200.0090.02815.54
5.6.190.0100.02316.40
5.6.180.1410.01616.26
5.6.170.0090.02216.33
5.6.160.0050.03516.35
5.6.150.0060.01915.49
5.6.140.0070.03015.62
5.6.130.0040.01715.58
5.6.120.0070.02316.47
5.6.110.0100.01416.49
5.6.100.0080.02616.62
5.6.90.0100.03316.51
5.6.80.0070.02816.27
5.6.70.0100.02816.08
5.6.60.0060.01014.16
5.6.50.0030.00814.18
5.6.40.0030.00714.30
5.6.30.0060.01013.95
5.6.20.0030.01214.25
5.6.10.0060.00814.24
5.6.00.0040.00914.18
5.5.380.0070.01014.28
5.5.370.0080.00514.29
5.5.360.0050.00914.21
5.5.350.0060.03316.18
5.5.340.0080.02915.34
5.5.330.0030.02115.99
5.5.320.0170.02816.20
5.5.310.0120.01616.30
5.5.300.0060.03115.40
5.5.290.0050.01715.43
5.5.280.0070.01616.34
5.5.270.0060.03116.27
5.5.260.0100.02816.37
5.5.250.0040.02816.21
5.5.240.0070.02916.01
5.5.230.0050.00714.10
5.5.220.0050.00813.95
5.5.210.0030.00914.18
5.5.200.0080.00713.87
5.5.190.0020.01014.12
5.5.180.0040.00714.09
5.5.170.0080.00514.11
5.5.160.0050.00914.01
5.5.150.0030.01114.20
5.5.140.0050.00613.97
5.5.130.0020.01014.07
5.5.120.0020.01314.13
5.5.110.0040.00814.09
5.5.100.0050.00913.88
5.5.90.0040.00413.91
5.5.80.0080.00514.08
5.5.70.0050.00913.87
5.5.60.0080.00814.03
5.5.50.0110.00314.18
5.5.40.0080.00314.12
5.5.30.0060.00613.99
5.5.20.0090.00313.89
5.5.10.0030.00913.90
5.5.00.0080.00513.95
5.4.450.0250.02514.02
5.4.440.0320.02213.94
5.4.430.0200.02013.85
5.4.420.0280.02413.85
5.4.410.0090.02214.03
5.4.400.0200.01713.79
5.4.390.0130.03213.61
5.4.380.0110.02713.76
5.4.370.0070.02113.59
5.4.360.0080.02013.71
5.4.350.0050.01511.38
5.4.340.0070.01911.39
5.4.330.0010.00811.29
5.4.320.0040.01811.61
5.4.310.0060.01711.62
5.4.300.0030.01611.69
5.4.290.0060.01411.53
5.4.280.0050.01611.55
5.4.270.0050.01411.60
5.4.260.0050.01811.57
5.4.250.0070.02113.73
5.4.240.0070.02013.67
5.4.230.0030.02413.75
5.4.220.0090.02113.92
5.4.210.0070.02613.72
5.4.200.0090.02113.75
5.4.190.0070.02913.74
5.4.180.0060.02413.81
5.4.170.0060.02113.80
5.4.160.0080.02113.82
5.4.150.0050.03113.75
5.4.140.0090.02413.00
5.4.130.0070.02612.95
5.4.120.0060.01912.91
5.4.110.0080.02012.97
5.4.100.0060.02413.02
5.4.90.0080.02912.98
5.4.80.0030.02212.90
5.4.70.0070.02012.96
5.4.60.0030.02412.97
5.4.50.0030.02113.00
5.4.40.0060.02012.99
5.4.30.0030.02113.00
5.4.20.0090.01812.91
5.4.10.0110.02512.93
5.4.00.0080.02012.75
5.3.290.0080.01711.63
5.3.280.0070.02112.16
5.3.270.0060.02812.25
5.3.260.0060.02612.17
5.3.250.0070.02112.16
5.3.240.0060.02312.20
5.3.230.0110.02212.23
5.3.220.0070.02112.16
5.3.210.0090.02212.10
5.3.200.0050.02412.20
5.3.190.0070.02012.13
5.3.180.0090.01812.11
5.3.170.0020.02412.11
5.3.160.0080.02112.16
5.3.150.0060.02212.13
5.3.140.0050.02012.16
5.3.130.0040.02512.05
5.3.120.0100.02012.15
5.3.110.0060.02412.10
5.3.100.0060.03111.95
5.3.90.0050.02412.00
5.3.80.0070.02111.92
5.3.70.0080.02112.00
5.3.60.0060.02111.98
5.3.50.0040.02311.90
5.3.40.0050.02411.95
5.3.30.0080.01711.88
5.3.20.0100.01711.86
5.3.10.0080.02111.85
5.3.00.0080.02111.86
5.2.170.0100.05310.90
5.2.160.0030.04011.07
5.2.150.0130.04310.97
5.2.140.0070.03711.16
5.2.130.0100.05311.00
5.2.120.0100.03310.98
5.2.110.0070.05011.01
5.2.100.0100.03311.20
5.2.90.0100.04711.18
5.2.80.0100.03711.09
5.2.70.0070.03711.19
5.2.60.0170.04311.16
5.2.50.0100.04010.92
5.2.40.0100.03311.03
5.2.30.0070.03710.86
5.2.20.0130.03310.96
5.2.10.0070.04011.04
5.2.00.0000.06010.66
5.1.60.0030.0509.94
5.1.50.0200.03310.03
5.1.40.0030.03710.06
5.1.30.0130.04710.23
5.1.20.0070.03310.41
5.1.10.0100.03010.02
5.1.00.0100.03310.15
5.0.50.0030.0378.52
5.0.40.0030.0308.34
5.0.30.0070.0378.26
5.0.20.0030.0278.25
5.0.10.0030.0278.22
5.0.00.0030.0508.20
4.4.90.0070.0177.47
4.4.80.0030.0277.47
4.4.70.0030.0237.48
4.4.60.0030.0307.48
4.4.50.0030.0237.47
4.4.40.0030.0337.47
4.4.30.0030.0237.47
4.4.20.0030.0207.47
4.4.10.0030.0237.48
4.4.00.0070.0307.48
4.3.110.0030.0237.48
4.3.100.0000.0237.48
4.3.90.0030.0177.48
4.3.80.0000.0337.48
4.3.70.0000.0207.48
4.3.60.0030.0207.48
4.3.50.0030.0207.48
4.3.40.0130.0377.48
4.3.30.0000.0307.48
4.3.20.0030.0207.48
4.3.10.0000.0237.48
4.3.00.0130.0206.76

preferences:
46.6 ms | 400 KiB | 5 Q