3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heading = 'h3'; echo ++$heading;

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)
8.3.60.0090.00616.50
8.3.50.0190.01022.05
8.3.40.0110.00318.71
8.3.30.0110.00418.92
8.3.20.0040.00420.14
8.3.10.0000.00823.59
8.3.00.0050.00319.79
8.2.180.0130.00718.41
8.2.170.0070.01022.96
8.2.160.0110.00420.34
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00320.84
8.2.110.0040.00420.91
8.2.100.0110.00017.78
8.2.90.0080.00018.99
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0030.00617.93
8.2.50.0000.00718.10
8.2.40.0040.00420.59
8.2.30.0040.00419.28
8.2.20.0000.00817.74
8.2.10.0070.00018.11
8.2.00.0080.00019.29
8.1.280.0070.00725.92
8.1.270.0060.00323.96
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0050.00522.04
8.1.230.0070.00417.89
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0000.01017.22
8.1.190.0050.00316.88
8.1.180.0000.00818.10
8.1.170.0040.00418.55
8.1.160.0040.00418.82
8.1.150.0040.00419.98
8.1.140.0020.00517.23
8.1.130.0000.00717.73
8.1.120.0000.00917.41
8.1.110.0060.00317.30
8.1.100.0000.00717.35
8.1.90.0040.00417.27
8.1.80.0040.00317.30
8.1.70.0030.00317.39
8.1.60.0080.00017.39
8.1.50.0050.00317.44
8.1.40.0000.00817.37
8.1.30.0060.00317.56
8.1.20.0030.00517.48
8.1.10.0000.00717.45
8.1.00.0000.00717.42
8.0.300.0080.00018.77
8.0.290.0070.00016.75
8.0.280.0030.00518.44
8.0.270.0030.00617.24
8.0.260.0030.00317.29
8.0.250.0030.00316.96
8.0.240.0030.00317.01
8.0.230.0070.00016.86
8.0.220.0000.00716.73
8.0.210.0040.00416.73
8.0.200.0000.00616.76
8.0.190.0000.00716.82
8.0.180.0090.00016.73
8.0.170.0000.00816.82
8.0.160.0030.00316.78
8.0.150.0080.00016.66
8.0.140.0030.00316.82
8.0.130.0030.00313.25
8.0.120.0040.00416.67
8.0.110.0000.00716.78
8.0.100.0070.00016.84
8.0.90.0000.00716.70
8.0.80.0150.00916.81
8.0.70.0000.00716.86
8.0.60.0040.00416.70
8.0.50.0040.00416.86
8.0.30.0070.01516.81
8.0.20.0150.00417.40
8.0.10.0030.00517.05
8.0.00.0120.00516.67
7.4.330.0050.00015.07
7.4.320.0040.00416.57
7.4.300.0060.00016.42
7.4.290.0030.00316.50
7.4.280.0030.00416.41
7.4.270.0000.00716.52
7.4.260.0000.00916.48
7.4.250.0050.00316.49
7.4.240.0020.00516.46
7.4.230.0070.00016.61
7.4.220.0090.00916.53
7.4.210.0130.00016.45
7.4.200.0070.00016.55
7.4.160.0070.01016.39
7.4.150.0000.02017.40
7.4.140.0070.01117.86
7.4.130.0130.01016.47
7.4.120.0100.00716.40
7.4.110.0120.00616.32
7.4.100.0130.00316.51
7.4.90.0130.00316.27
7.4.80.0060.01019.39
7.4.70.0070.01116.45
7.4.60.0040.01216.47
7.4.50.0080.00016.48
7.4.40.0060.00916.38
7.4.30.0080.00816.46
7.4.00.0070.00314.84
7.3.330.0030.00313.01
7.3.320.0050.00012.93
7.3.310.0040.00416.10
7.3.300.0000.00716.18
7.3.290.0000.01616.22
7.3.280.0110.01016.16
7.3.270.0090.01017.40
7.3.260.0200.00316.51
7.3.250.0090.01016.39
7.3.240.0120.00916.18
7.3.230.0040.01816.39
7.3.210.0000.01716.16
7.3.200.0070.01019.39
7.3.190.0110.00716.29
7.3.180.0100.00716.14
7.3.170.0050.01116.42
7.3.160.0120.00416.40
7.3.120.0070.00414.64
7.3.10.0080.00516.50
7.3.00.0030.01016.45
7.2.330.0130.00416.51
7.2.320.0110.00616.27
7.2.310.0030.01316.68
7.2.300.0090.00616.71
7.2.290.0090.00616.64
7.2.130.0070.00916.72
7.2.120.0020.00816.76
7.2.110.0020.00816.64
7.2.100.0040.00916.79
7.2.90.0060.00816.88
7.2.80.0090.00716.76
7.2.70.0080.00816.87
7.2.60.0050.01016.84
7.2.50.0050.01016.88
7.2.40.0080.00817.00
7.2.30.0110.00516.81
7.2.20.0070.00816.67
7.2.10.0030.00716.84
7.2.00.0070.00917.60
7.1.250.0040.00715.62
7.1.200.0040.00415.50
7.1.100.0200.00616.30
7.1.70.0000.01016.96
7.1.60.0040.00816.95
7.1.50.0270.01034.46
7.1.00.0030.07722.51
7.0.200.0040.00816.63
7.0.140.0100.06722.10
7.0.100.0030.08319.93
7.0.90.0100.07320.02
7.0.80.0130.07719.94
7.0.70.0300.05719.95
7.0.60.0130.07319.91
7.0.50.0070.04720.26
7.0.40.0030.04320.05
7.0.30.0100.03720.08
7.0.20.0070.04020.08
7.0.10.0100.03720.14
7.0.00.0070.07320.10
5.6.280.0100.06321.11
5.6.250.0070.08320.75
5.6.240.0100.07320.63
5.6.230.0100.07720.59
5.6.220.0070.07320.62
5.6.210.0070.08020.75
5.6.200.0030.04721.05
5.6.190.0030.06321.05
5.6.180.0070.05021.13
5.6.170.0100.06021.05
5.6.160.0100.05320.96
5.6.150.0000.05321.06
5.6.140.0030.05321.01
5.6.130.0100.04321.01
5.6.120.0030.06020.96
5.6.110.0070.05721.01
5.6.100.0130.04021.15
5.6.90.0100.04320.99
5.6.80.0030.04020.34
5.6.70.0030.04720.32
5.6.60.0000.04320.40
5.6.50.0030.04020.32
5.6.40.0070.03720.38
5.6.30.0030.04020.46
5.6.20.0000.06720.43
5.6.10.0070.03720.37
5.6.00.0030.08720.32
5.5.380.0200.06720.41
5.5.370.0130.08020.56
5.5.360.0030.08720.40
5.5.350.0030.09020.46
5.5.340.0070.04020.77
5.5.330.0100.05720.80
5.5.320.0000.04320.93
5.5.310.0100.03720.87
5.5.300.0070.07020.79
5.5.290.0100.07320.87
5.5.280.0100.04320.80
5.5.270.0070.04720.79
5.5.260.0130.05720.87
5.5.250.0030.06720.61
5.5.240.0030.04020.31
5.5.230.0100.04020.21
5.5.220.0070.04320.19
5.5.210.0100.03320.31
5.5.200.0130.04720.24
5.5.190.0030.03720.12
5.5.180.0000.04320.26
5.5.160.0000.04320.24
5.5.150.0100.05720.22
5.5.140.0030.05020.16
5.5.130.0000.05320.21
5.5.120.0070.03720.07
5.5.110.0070.03720.14
5.5.100.0170.06720.16
5.5.90.0100.03019.97
5.5.80.0030.05720.06
5.5.70.0000.06320.15
5.5.60.0130.07019.93
5.5.50.0130.07320.15
5.5.40.0030.08320.11
5.5.30.0070.07020.07
5.5.20.0000.05320.13
5.5.10.0170.07020.02
5.5.00.0100.07320.10
5.4.450.0070.08319.30
5.4.440.0070.07319.40
5.4.430.0030.05019.42
5.4.420.0100.07319.36
5.4.410.0100.03319.32
5.4.400.0070.03719.05
5.4.390.0070.04019.04
5.4.380.0000.04319.15
5.4.370.0030.05019.14
5.4.360.0070.04019.03
5.4.350.0130.07019.13
5.4.340.0030.04318.79
5.4.320.0000.04019.15
5.4.310.0030.04319.16
5.4.300.0030.05318.79
5.4.290.0030.04019.06
5.4.280.0100.03018.96
5.4.270.0100.03019.13
5.4.260.0000.03719.04
5.4.250.0070.04719.03
5.4.240.0030.05718.78
5.4.230.0070.07719.05
5.4.220.0070.07718.96
5.4.210.0070.07318.96
5.4.200.0170.06719.09
5.4.190.0100.07018.80
5.4.180.0070.07319.04
5.4.170.0000.08718.95
5.4.160.0030.08719.01
5.4.150.0000.08718.88
5.4.140.0030.07016.24
5.4.130.0100.05716.24
5.4.120.0030.06316.07
5.4.110.0100.07016.43
5.4.100.0100.06716.34
5.4.90.0000.08016.21
5.4.80.0170.06316.29
5.4.70.0230.05716.32
5.4.60.0130.06316.34
5.4.50.0000.04716.24
5.4.40.0100.04716.45
5.4.30.0100.06316.34
5.4.20.0030.07716.33
5.4.10.0100.06316.18
5.4.00.0100.04315.84
5.3.290.0000.04014.63
5.3.280.0070.05314.55
5.3.270.0130.06714.48
5.3.260.0030.08314.56
5.3.250.0030.07314.55
5.3.240.0070.07714.54
5.3.230.0070.07714.46
5.3.220.0000.06314.56
5.3.210.0100.07714.43
5.3.200.0000.05014.47
5.3.190.0130.07314.42
5.3.180.0070.07714.56
5.3.170.0000.08014.41
5.3.160.0100.06314.54
5.3.150.0070.07714.55
5.3.140.0030.08014.54
5.3.130.0100.04314.39
5.3.120.0000.04314.51
5.3.110.0030.08014.45
5.3.100.0130.06313.98
5.3.90.0030.08013.95
5.3.80.0100.07314.00
5.3.70.0130.07013.95
5.3.60.0030.07713.96
5.3.50.0130.04313.93
5.3.40.0030.04713.79
5.3.30.0070.07313.84
5.3.20.0070.06013.66
5.3.10.0070.07013.60
5.3.00.0070.04313.60
5.2.170.0070.05713.60
5.2.160.0000.06313.60
5.2.150.0070.06313.60
5.2.140.0030.06313.60
5.2.130.0030.03313.60
5.2.120.0070.05313.60
5.2.110.0100.04713.60
5.2.100.0030.06313.60
5.2.90.0030.05713.60
5.2.80.0100.06013.60
5.2.70.0030.05713.60
5.2.60.0030.06013.60
5.2.50.0000.06313.60
5.2.40.0070.06013.60
5.2.30.0070.04313.60
5.2.20.0100.05713.60
5.2.10.0070.06013.60
5.2.00.0070.06313.60
5.1.60.0070.03013.60
5.1.50.0100.04713.60
5.1.40.0030.05713.60
5.1.30.0030.05013.60
5.1.20.0030.05713.60
5.1.10.0030.05713.60
5.1.00.0030.05313.60
5.0.50.0030.03313.60
5.0.40.0100.04013.60
5.0.30.0030.05313.60
5.0.20.0030.03713.60
5.0.10.0030.04013.60
5.0.00.0030.05713.60
4.4.90.0030.02713.60
4.4.80.0000.03013.60
4.4.70.0070.03313.60
4.4.60.0000.03013.60
4.4.50.0000.03313.60
4.4.40.0070.02313.60
4.4.30.0000.03313.60
4.4.20.0030.03313.60
4.4.10.0030.02713.60
4.4.00.0000.05713.60
4.3.110.0030.02013.60
4.3.100.0030.03313.60
4.3.90.0030.02313.60
4.3.80.0000.05313.60
4.3.70.0000.03713.60
4.3.60.0000.03713.60
4.3.50.0030.03713.60
4.3.40.0030.05313.60
4.3.30.0000.03713.60
4.3.20.0030.02713.60
4.3.10.0000.03713.60
4.3.00.0000.03013.60

preferences:
66.55 ms | 400 KiB | 5 Q