3v4l.org

run code in 300+ PHP versions simultaneously
<? $x = "12E-1x"; var_dump($x);

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)
8.3.40.0040.01118.54
8.3.30.0070.00718.92
8.3.20.0040.00420.12
8.3.10.0040.00423.56
8.3.00.0070.00022.57
8.2.170.0070.00722.96
8.2.160.0140.00420.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0110.00726.16
8.2.120.0050.00222.27
8.2.110.0030.00622.13
8.2.100.0110.00017.78
8.2.90.0040.00419.07
8.2.80.0040.00417.97
8.2.70.0040.00417.48
8.2.60.0060.00317.93
8.2.50.0030.00818.07
8.2.40.0040.00419.34
8.2.30.0080.00017.88
8.2.20.0040.00417.54
8.2.10.0030.00519.39
8.2.00.0040.00417.53
8.1.270.0040.00423.97
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.00823.92
8.1.230.0100.00019.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.11
8.1.190.0070.00017.28
8.1.180.0060.00318.10
8.1.170.0030.00618.51
8.1.160.0080.00021.94
8.1.150.0050.00218.55
8.1.140.0000.00717.31
8.1.130.0030.00317.78
8.1.120.0000.00717.34
8.1.110.0080.00017.32
8.1.100.0070.00017.27
8.1.90.0070.00017.32
8.1.80.0000.00617.30
8.1.70.0000.00617.23
8.1.60.0040.00417.43
8.1.50.0000.00917.32
8.1.40.0000.00717.24
8.1.30.0030.00617.48
8.1.20.0000.00817.40
8.1.10.0000.00817.43
8.1.00.0040.00417.29
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0030.00318.40
8.0.270.0070.00017.06
8.0.260.0000.00616.74
8.0.250.0040.00416.72
8.0.240.0050.00316.71
8.0.230.0000.00716.72
8.0.220.0000.00716.64
8.0.210.0030.00316.81
8.0.200.0000.00716.85
8.0.190.0030.00516.84
8.0.180.0000.00716.67
8.0.170.0000.00716.84
8.0.160.0000.00716.70
8.0.150.0080.00016.66
8.0.140.0050.00316.73
8.0.130.0000.00513.29
8.0.120.0040.00416.67
8.0.110.0040.00416.61
8.0.100.0040.00416.70
8.0.90.0000.00716.80
8.0.80.0090.00916.72
8.0.70.0040.00416.76
8.0.60.0000.00716.74
8.0.50.0030.00516.79
8.0.30.0090.01016.80
8.0.20.0080.01117.40
8.0.10.0000.00716.83
8.0.00.0110.00816.66
7.4.330.0050.00015.00
7.4.320.0050.00216.38
7.4.300.0040.00416.35
7.4.290.0000.00616.26
7.4.280.0030.00316.48
7.4.270.0040.00416.30
7.4.260.0030.00316.40
7.4.250.0000.00716.39
7.4.240.0030.00416.42
7.4.230.0070.00016.48
7.4.220.0030.01416.32
7.4.210.0100.00616.41
7.4.200.0030.00416.25
7.4.190.0040.00416.42
7.4.160.0090.01216.47
7.4.150.0070.01117.40
7.4.140.0170.00517.86
7.4.130.0100.00716.53
7.4.120.0110.00816.36
7.4.110.0110.00816.33
7.4.100.0120.00916.33
7.4.90.0080.00816.51
7.4.80.0140.02519.39
7.4.70.0130.00616.31
7.4.60.0060.01216.38
7.4.50.0000.00916.17
7.4.40.0080.00422.77
7.4.30.0040.01216.26
7.4.00.0020.01414.73
7.3.330.0040.00412.96
7.3.320.0050.00012.87
7.3.310.0070.00016.18
7.3.300.0030.00316.16
7.3.290.0070.00716.16
7.3.280.0130.00716.15
7.3.270.0100.00717.40
7.3.260.0090.01416.35
7.3.250.0090.01016.14
7.3.240.0090.00916.20
7.3.230.0160.00316.40
7.3.210.0120.00916.14
7.3.200.0100.00719.39
7.3.190.0030.01316.32
7.3.180.0090.00616.57
7.3.170.0120.00316.28
7.3.160.0060.00916.47
7.3.120.0060.00914.70
7.3.110.0110.00715.01
7.3.100.0070.01014.88
7.3.90.0050.00314.65
7.3.80.0060.00814.63
7.3.70.0090.00014.80
7.3.60.0040.01114.68
7.3.50.0060.00614.49
7.3.40.0070.00714.70
7.3.30.0080.00814.68
7.3.20.0030.01316.38
7.3.10.0060.00616.61
7.3.00.0110.00216.54
7.2.330.0070.01016.48
7.2.320.0060.01016.60
7.2.310.0030.02216.34
7.2.300.0120.00416.29
7.2.290.0090.00616.27
7.2.250.0060.00615.17
7.2.240.0100.01014.75
7.2.230.0000.01114.63
7.2.220.0070.00314.83
7.2.210.0060.00914.64
7.2.200.0060.01014.91
7.2.190.0110.00714.91
7.2.180.0100.00314.82
7.2.170.0070.00714.97
7.2.130.0030.00716.80
7.2.120.0080.00316.38
7.2.110.0040.00716.74
7.2.100.0070.00416.82
7.2.90.0080.00316.88
7.2.80.0060.00316.73
7.2.70.0120.00316.78
7.2.60.0080.00316.77
7.2.50.0100.00716.71
7.2.40.0060.00616.92
7.2.30.0140.01016.74
7.2.20.0160.00216.88
7.2.10.0130.00016.79
7.2.00.0050.00817.89
7.1.330.0030.01015.63
7.1.320.0030.01315.59
7.1.310.0070.00715.71
7.1.300.0070.01015.80
7.1.290.0000.01315.37
7.1.280.0140.00315.59
7.1.270.0100.00315.34
7.1.260.0030.01315.34
7.1.250.0000.00915.56
7.1.200.0080.00415.64
7.1.100.0040.01118.23
7.1.70.0080.00016.87
7.1.60.0140.01019.29
7.1.50.0090.01516.88
7.1.00.0100.07022.40
7.0.200.0040.00416.40
7.0.140.0070.07322.21
7.0.60.0070.04019.90
7.0.50.0070.04017.89
7.0.40.0030.04320.24
7.0.30.0200.04020.20
7.0.20.0070.05020.13
7.0.10.0230.08720.22
7.0.00.0100.06720.31
5.6.280.0030.06721.06
5.6.210.0000.05020.50
5.6.200.0100.07718.19
5.6.190.0070.04720.33
5.6.180.0400.08020.45
5.6.170.0170.04320.33
5.6.160.0100.08320.51
5.6.150.0070.08318.16
5.6.140.0100.06018.16
5.6.130.0070.06318.11
5.6.120.0130.06721.10
5.6.110.0070.08321.00
5.6.100.0230.05020.97
5.6.90.0030.04320.87
5.6.80.0070.08020.50
5.6.70.0230.06320.46
5.5.350.0030.07720.46
5.5.340.0130.05317.92
5.5.330.0030.04720.21
5.5.320.0030.04720.17
5.5.310.0200.07720.28
5.5.300.0130.05717.95
5.5.290.0100.07718.01
5.5.280.0030.06020.88
5.5.270.0130.06720.86
5.5.260.0070.05720.64
5.5.250.0170.07320.68
5.5.240.0070.03720.14
5.4.450.1070.03719.54
5.4.440.0200.06019.32
5.4.430.0130.05319.31
5.4.420.0300.06319.62
5.4.410.0230.05718.97
5.4.400.0230.05019.23
5.4.390.0170.06018.91
5.4.380.0130.05318.73
5.4.370.0270.05318.65
5.4.360.0800.05318.76
5.4.350.0500.04718.74
5.4.340.0270.06018.59
5.4.320.0090.03612.45
5.4.310.0050.04012.45
5.4.300.0080.04612.45
5.4.290.0100.03912.45
5.4.280.0100.03712.34
5.4.270.0060.03712.35
5.4.260.0090.04012.35
5.4.250.0070.04612.35
5.4.240.0070.04312.34
5.4.230.0040.04312.34
5.4.220.0040.03912.34
5.4.210.0080.05112.34
5.4.200.0190.04212.32
5.4.190.0150.04412.31
5.4.180.0170.04112.31
5.4.170.0130.04312.32
5.4.160.0140.04512.32
5.4.150.0270.06212.31
5.4.140.0160.04112.00
5.4.130.0150.04211.99
5.4.120.0160.04011.94
5.4.110.0150.04111.94
5.4.100.0110.04611.95
5.4.90.0160.04111.94
5.4.80.0150.04211.94
5.4.70.0140.04211.94
5.4.60.0140.04211.93
5.4.50.0160.03911.93
5.4.40.0180.03711.92
5.4.30.0150.04111.92
5.4.20.0160.04211.92
5.4.10.0170.04211.93
5.4.00.0150.04311.41
5.3.290.0110.03512.80
5.3.280.0070.03712.71
5.3.270.0160.04612.72
5.3.260.0130.05012.72
5.3.250.0180.04412.72
5.3.240.0150.05012.72
5.3.230.0160.04812.71
5.3.220.0200.04212.68
5.3.210.0130.04812.68
5.3.200.0110.04912.68
5.3.190.0100.05012.67
5.3.180.0170.04212.67
5.3.170.0340.08512.67
5.3.160.0160.04212.67
5.3.150.0130.04512.67
5.3.140.0130.04612.66
5.3.130.0170.04212.66
5.3.120.0140.04612.66
5.3.110.0090.05112.66
5.3.100.0160.04612.12
5.3.90.0110.04812.09
5.3.80.0140.04612.08
5.3.70.0170.04212.07
5.3.60.0190.04112.07
5.3.50.0190.04212.00
5.3.40.0170.04312.00
5.3.30.0180.03911.94
5.3.20.0200.03811.71
5.3.10.0150.04011.66
5.3.00.0200.06711.65
5.2.170.0120.0359.16
5.2.160.0090.0369.16
5.2.150.0110.0359.16
5.2.140.0110.0359.15
5.2.130.0120.0349.11
5.2.120.0140.0319.11
5.2.110.0120.0349.12
5.2.100.0140.0319.11
5.2.90.0110.0349.11
5.2.80.0130.0339.11
5.2.70.0120.0349.10
5.2.60.0110.0359.06
5.2.50.0140.0329.03
5.2.40.0130.0339.01
5.2.30.0080.0378.98
5.2.20.0170.0298.97
5.2.10.0090.0378.89
5.2.00.0100.0348.75
5.1.60.0080.0318.04
5.1.50.0110.0288.04
5.1.40.0110.0278.02
5.1.30.0140.0288.36
5.1.20.0100.0318.39
5.1.10.0110.0308.11
5.1.00.0150.0568.11
5.0.50.0100.0246.59
5.0.40.0110.0206.45
5.0.30.0040.0396.27
5.0.20.0070.0246.24
5.0.10.0110.0206.22
5.0.00.0100.0346.21
4.4.90.0100.0154.78
4.4.80.0030.0214.76
4.4.70.0040.0214.75
4.4.60.0060.0194.75
4.4.50.0030.0214.77
4.4.40.0060.0294.71
4.4.30.0070.0184.76
4.4.20.0070.0174.84
4.4.10.0080.0174.84
4.4.00.0030.0324.76
4.3.110.0050.0194.67
4.3.100.0100.0144.66
4.3.90.0020.0214.64
4.3.80.0090.0254.59
4.3.70.0090.0144.63
4.3.60.0070.0164.63
4.3.50.0090.0154.63
4.3.40.0070.0264.54
4.3.30.0040.0193.27
4.3.20.0070.0163.26
4.3.10.0140.0693.21
4.3.00.0000.01713.43

preferences:
42.11 ms | 400 KiB | 5 Q