3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = ' '; $v[] = 1; $v = ''; $v[] = 1;

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)
8.3.40.0150.00019.02
8.3.30.0070.00719.04
8.3.20.0000.00720.16
8.3.10.0000.00823.66
8.3.00.0000.00920.82
8.2.170.0070.01022.96
8.2.160.0070.00720.38
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0080.00020.92
8.2.110.0000.00922.26
8.2.100.0100.00317.84
8.2.90.0060.00319.04
8.2.80.0000.00817.97
8.2.70.0030.00517.46
8.2.60.0030.00617.80
8.2.50.0060.00318.07
8.2.40.0050.00320.00
8.2.30.0070.00018.16
8.2.20.0000.00817.74
8.2.10.0020.00517.97
8.2.00.0030.00617.71
8.1.270.0040.00421.94
8.1.260.0070.00026.35
8.1.250.0030.00628.09
8.1.240.0030.00623.87
8.1.230.0070.00319.23
8.1.220.0040.00417.76
8.1.210.0060.00318.77
8.1.200.0050.00517.35
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0040.00418.58
8.1.160.0040.00421.87
8.1.150.0040.00418.57
8.1.140.0040.00417.29
8.1.130.0030.00517.71
8.1.120.0050.00317.46
8.1.110.0050.00317.34
8.1.100.0050.00217.30
8.1.90.0000.00817.39
8.1.80.0050.00317.38
8.1.70.0030.00317.28
8.1.60.0040.00417.40
8.1.50.0080.00017.39
8.1.40.0000.00817.39
8.1.30.0030.00517.72
8.1.20.0040.00417.64
8.1.10.0000.00717.49
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.39
8.0.270.0070.00017.11
8.0.260.0000.00617.19
8.0.250.0000.00616.84
8.0.240.0040.00416.93
8.0.230.0030.00316.99
8.0.220.0020.00516.91
8.0.210.0000.00816.78
8.0.200.0070.00016.92
8.0.190.0030.00616.96
8.0.180.0040.00416.84
8.0.170.0000.00816.93
8.0.160.0000.00817.01
8.0.150.0000.00716.85
8.0.140.0040.00416.93
8.0.130.0060.00013.27
8.0.120.0040.00416.76
8.0.110.0000.00816.72
8.0.100.0030.00416.88
8.0.90.0070.00016.89
8.0.80.0140.00716.86
8.0.70.0030.00516.80
8.0.60.0000.00716.76
8.0.50.0000.00816.95
8.0.30.0110.01017.04
8.0.20.0070.01317.40
8.0.10.0000.00716.96
8.0.00.0100.01016.61
7.4.330.0050.00015.09
7.4.320.0000.00616.40
7.4.300.0060.00016.64
7.4.290.0000.00716.57
7.4.280.0050.00316.48
7.4.270.0000.00716.45
7.4.260.0040.00416.56
7.4.250.0000.00716.61
7.4.240.0040.00416.64
7.4.230.0000.00716.48
7.4.220.0070.01116.52
7.4.210.0080.00816.48
7.4.200.0070.00016.67
7.4.160.0130.00316.44
7.4.150.0120.00617.40
7.4.140.0110.00717.86
7.4.130.0140.00316.52
7.4.120.0030.01316.58
7.4.110.0140.03116.64
7.4.100.0130.00716.47
7.4.90.0030.01316.37
7.4.80.0120.00919.39
7.4.70.0120.00416.45
7.4.60.0060.01216.49
7.4.50.0030.00616.56
7.4.40.0130.00316.33
7.4.30.0100.01316.48
7.4.00.0070.01115.13
7.3.330.0040.00413.13
7.3.320.0050.00013.23
7.3.310.0070.00016.12
7.3.300.0000.00616.09
7.3.290.0110.00716.25
7.3.280.0100.00616.24
7.3.270.0150.00417.40
7.3.260.0100.01316.52
7.3.250.0110.00716.35
7.3.240.0110.00616.42
7.3.230.0110.00716.39
7.3.210.0090.00916.66
7.3.200.0080.00819.39
7.3.190.0040.01416.23
7.3.180.0040.01116.40
7.3.170.0090.00616.43
7.3.160.0090.00616.39
7.3.120.0030.01014.83
7.3.00.0070.00716.78
7.2.330.0110.01216.45
7.2.320.0130.00316.36
7.2.310.0060.01716.52
7.2.300.0100.01316.59
7.2.290.0120.00616.37
7.2.130.0000.01116.89
7.2.120.0030.00916.81
7.2.110.0130.00016.83
7.2.100.0060.00616.87
7.2.90.0070.01016.57
7.2.80.0060.00616.86
7.2.70.0090.00616.73
7.2.60.0080.00516.67
7.2.50.0090.00616.68
7.2.40.0070.01116.72
7.2.30.0090.00616.75
7.2.20.0030.00916.73
7.2.10.0030.00916.70
7.2.00.0070.00617.86
7.1.250.0100.00315.64
7.1.240.0070.00715.24
7.1.230.0070.01015.55
7.1.220.0070.01115.52
7.1.210.0080.00415.60
7.1.200.0050.00715.67
7.1.190.0060.00615.72
7.1.180.0070.00315.77
7.1.170.0090.00615.77
7.1.160.0060.00615.77
7.1.150.0100.00315.47
7.1.140.0090.00315.77
7.1.130.0060.00615.57
7.1.120.0000.01415.68
7.1.110.0080.00815.70
7.1.100.0050.00616.72
7.1.90.0160.00015.54
7.1.80.0000.01415.78
7.1.70.0070.00616.15
7.1.60.0100.00616.45
7.1.50.0090.00716.28
7.1.40.0090.00615.98
7.1.30.0120.00916.25
7.1.20.0080.01016.14
7.1.10.0070.00516.00
7.1.00.0050.00816.02
7.0.330.0000.01315.20
7.0.320.0030.01315.05
7.0.310.0040.00815.30
7.0.300.0030.00615.28
7.0.290.0060.00615.27
7.0.280.0000.01215.15
7.0.270.0120.00615.10
7.0.260.0040.01115.05
7.0.250.0130.00015.30
7.0.240.0130.00015.15
7.0.230.0060.00615.07
7.0.220.0030.01015.27
7.0.210.0000.00815.13
7.0.200.0060.00915.71
7.0.190.0150.00616.02
7.0.180.0070.01015.60
7.0.170.0060.00815.60
7.0.160.0040.00915.69
7.0.150.0070.00615.81
7.0.140.0090.00315.84
7.0.130.0050.00615.83
7.0.120.0030.00715.87
7.0.110.0110.00515.75
7.0.100.0030.00815.81
7.0.90.0050.00515.91
7.0.80.0040.01115.75
7.0.70.0060.00715.77
7.0.60.0080.00515.80
7.0.50.0020.01216.01
7.0.40.0020.00814.20
7.0.30.0040.00814.27
7.0.20.0030.01014.18
7.0.10.0080.00414.39
7.0.00.0050.00714.31
5.6.380.0060.00914.14
5.6.370.0110.00013.78
5.6.360.0070.01014.00
5.6.350.0060.00614.13
5.6.340.0040.00714.14
5.6.330.0070.00414.04
5.6.320.0040.00414.25
5.6.310.0030.01314.25
5.6.300.0050.03017.59
5.6.290.0090.03117.34
5.6.280.0020.02717.63
5.6.270.0070.02717.40
5.6.260.0070.04717.57
5.6.250.0080.02217.73
5.6.240.0020.03017.35
5.6.230.0050.04517.59
5.6.220.0020.02917.52
5.6.210.0060.03917.63
5.6.200.0030.02817.63
5.6.190.0120.01917.56
5.6.180.0050.02617.62
5.6.170.0060.02217.62
5.6.160.0050.02317.55
5.6.150.0030.02317.61
5.6.140.0070.02217.39
5.6.130.0070.02417.66
5.6.120.0040.02817.58
5.6.110.0050.02417.62
5.6.100.0080.02117.46
5.6.90.0020.02817.25
5.6.80.0050.02417.20
5.6.70.0060.02417.15
5.6.60.0040.03617.16
5.6.50.0060.03017.18
5.6.40.0050.02717.13
5.6.30.0060.02217.08
5.6.20.0050.02017.08
5.6.10.0050.04017.31
5.6.00.0060.02717.34
5.5.380.0040.02114.16
5.5.370.0030.02314.18
5.5.360.0080.02014.16
5.5.350.0030.02614.14
5.5.340.0020.03214.45
5.5.330.0030.02514.45
5.5.320.0030.04214.52
5.5.310.0020.02814.41
5.5.300.0030.04014.61
5.5.290.0020.02814.35
5.5.280.0010.03014.34
5.5.270.0100.02514.24
5.5.260.0030.02414.41
5.5.250.0070.02214.17
5.5.240.0030.02614.12
5.5.230.0020.02314.16
5.5.220.0060.02014.11
5.5.210.0100.01814.03
5.5.200.0030.02314.15
5.5.190.0070.02314.17
5.5.180.0030.02713.81
5.5.170.0030.00310.71
5.5.160.0030.02114.01
5.5.150.0030.02214.09
5.5.140.0080.01913.97
5.5.130.0050.02114.10
5.5.120.0080.01914.12
5.5.110.0080.01814.02
5.5.100.0020.02213.92
5.5.90.0050.02114.02
5.5.80.0070.02413.82
5.5.70.0050.02413.78
5.5.60.0030.02513.96
5.5.50.0060.02014.02
5.5.40.0030.02614.02
5.5.30.0050.02214.11
5.5.20.0100.03014.06
5.5.10.0020.02514.12
5.5.00.0020.02213.85
5.4.450.0030.02315.07
5.4.440.0000.02715.09
5.4.430.0020.02215.11
5.4.420.0030.02714.98
5.4.410.0040.02215.01
5.4.400.0030.02314.78
5.4.390.0050.02314.82
5.4.380.0020.02314.91
5.4.370.0050.03414.97
5.4.360.0060.02114.95
5.4.350.0030.02314.85
5.4.340.0000.03014.95
5.4.330.0060.00610.74
5.4.320.0050.02514.87
5.4.310.0070.02114.90
5.4.300.0070.02014.89
5.4.290.0060.02014.93
5.4.280.0000.02814.83
5.4.270.0070.02014.92
5.4.260.0000.02814.90
5.4.250.0080.02715.08
5.4.240.0070.02414.88
5.4.230.0050.02414.98
5.4.220.0070.02114.95
5.4.210.0050.02014.96
5.4.200.0040.02214.97
5.4.190.0030.02214.97
5.4.180.0040.02314.87
5.4.170.0030.02114.83
5.4.160.0030.02515.04
5.4.150.0080.02114.95
5.4.140.0020.02813.81
5.4.130.0030.02113.67
5.4.120.0040.03113.59
5.4.110.0070.02013.60
5.4.100.0030.02113.61
5.4.90.0090.01813.79
5.4.80.0050.02113.63
5.4.70.0070.01713.76
5.4.60.0030.02113.72
5.4.50.0150.02113.68
5.4.40.0080.01513.61
5.4.30.0060.02013.64
5.4.20.0050.01913.58
5.4.10.0070.01913.63
5.4.00.0060.02113.21
5.3.290.0080.01712.87
5.3.280.0040.02112.71
5.3.270.0020.02712.71
5.3.260.0030.04012.77
5.3.250.0020.02212.77
5.3.240.0030.02112.68
5.3.230.0040.02412.74
5.3.220.0020.04012.81
5.3.210.0050.03412.79
5.3.200.0020.04012.66
5.3.190.0030.02112.71
5.3.180.0050.02512.75
5.3.170.0030.02212.87
5.3.160.0160.02312.88
5.3.150.0050.02012.89
5.3.140.0000.02812.85
5.3.130.0030.02112.78
5.3.120.0070.01912.89
5.3.110.0030.02212.77
5.3.100.0020.02112.81
5.3.90.0040.03712.88
5.3.80.0080.02812.83
5.3.70.0010.02212.82
5.3.60.0030.03512.82
5.3.50.0020.02412.77
5.3.40.0060.03612.75
5.3.30.0030.02012.76
5.3.20.0020.02312.69
5.3.10.0030.02012.64
5.3.00.0040.01912.64
5.2.170.0050.01512.64
5.2.160.0030.01812.64
5.2.150.0030.02612.64
5.2.140.0030.01612.64
5.2.130.0030.01812.64
5.2.120.0030.01912.64
5.2.110.0020.01712.64
5.2.100.0060.02312.64
5.2.90.0040.01512.64
5.2.80.0080.03212.64
5.2.70.0000.03812.64
5.2.60.0050.01612.64
5.2.50.0060.01412.64
5.2.40.0030.02112.64
5.2.30.0040.02012.64
5.2.20.0030.01712.64
5.2.10.0020.02012.64
5.2.00.0050.01512.64
5.1.60.0000.01612.64
5.1.50.0010.01512.64
5.1.40.0050.01212.64
5.1.30.0000.01712.64
5.1.20.0060.01412.64
5.1.10.0030.01412.64
5.1.00.0040.03112.64
5.0.50.0000.01512.64
5.0.40.0020.01212.64
5.0.30.0020.02812.64
5.0.20.0030.01112.64
5.0.10.0040.00912.64
5.0.00.0040.01812.64
4.4.90.0040.01012.64
4.4.80.0050.00612.64
4.4.70.0040.01612.64
4.4.60.0030.01112.64
4.4.50.0030.00912.64
4.4.40.0040.01212.64
4.4.30.0030.00912.64
4.4.20.0000.01112.64
4.4.10.0030.01112.64
4.4.00.0030.01412.64
4.3.110.0020.01012.64
4.3.100.0030.01412.64
4.3.90.0050.00612.64
4.3.80.0020.01512.64
4.3.70.0040.00712.64
4.3.60.0050.01112.64
4.3.50.0060.00812.64
4.3.40.0050.01112.64
4.3.30.0020.01012.64
4.3.20.0030.01112.64
4.3.10.0010.01112.64
4.3.00.0020.01012.64

preferences:
44.49 ms | 400 KiB | 5 Q