3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s='<?php $s=4; echo str_replace(2+2,chr(39).$s.chr(39),$s); ?>'; echo str_replace(2+2,chr(39).$s.chr(39),$s); ?>

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)
8.3.60.0100.00718.55
8.3.50.0150.00618.18
8.3.40.0120.00618.60
8.3.30.0150.00619.05
8.3.20.0040.00420.09
8.3.10.0040.00421.78
8.3.00.0070.00019.02
8.2.180.0110.00718.29
8.2.170.0130.00718.83
8.2.160.0070.00722.96
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0030.00619.66
8.2.110.0040.00422.11
8.2.100.0110.00018.09
8.2.90.0030.00619.17
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0060.00318.06
8.2.20.0040.00417.73
8.2.10.0040.00418.05
8.2.00.0030.00517.64
8.1.280.0060.01225.92
8.1.270.0040.00418.75
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.06
8.1.230.0070.00418.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.01017.35
8.1.190.0000.00817.09
8.1.180.0050.00318.10
8.1.170.0030.00818.70
8.1.160.0000.00722.06
8.1.150.0050.00318.92
8.1.140.0080.00019.24
8.1.130.0030.00317.82
8.1.120.0040.00417.45
8.1.110.0040.00417.33
8.1.100.0070.00017.43
8.1.90.0070.00017.39
8.1.80.0090.00017.49
8.1.70.0000.00717.48
8.1.60.0030.00617.55
8.1.50.0000.00817.53
8.1.40.0000.00717.41
8.1.30.0060.00317.48
8.1.20.0060.00317.52
8.1.10.0000.00717.34
8.1.00.0080.00417.36
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0020.00518.50
8.0.270.0030.00317.13
8.0.260.0030.00317.14
8.0.250.0070.00317.00
8.0.240.0050.00317.02
8.0.230.0030.00316.95
8.0.220.0030.00316.89
8.0.210.0070.00016.89
8.0.200.0000.00716.97
8.0.190.0000.00716.89
8.0.180.0040.00416.79
8.0.170.0030.00616.93
8.0.160.0000.00716.85
8.0.150.0000.00716.88
8.0.140.0060.00316.85
8.0.130.0000.00613.30
8.0.120.0040.00416.81
8.0.110.0000.00816.88
8.0.100.0030.00316.75
8.0.90.0040.00416.95
8.0.80.0120.00916.83
8.0.70.0000.00716.88
8.0.60.0040.00416.83
8.0.50.0040.00416.71
8.0.30.0120.00516.91
8.0.20.0130.00917.40
8.0.10.0070.00016.96
8.0.00.0110.00816.60
7.4.330.0030.00315.03
7.4.320.0030.00316.57
7.4.300.0030.00316.33
7.4.290.0030.00316.54
7.4.280.0000.00816.57
7.4.270.0060.00016.39
7.4.260.0030.00316.38
7.4.250.0030.00516.47
7.4.240.0030.00416.48
7.4.230.0030.00316.39
7.4.220.0070.01016.57
7.4.210.0040.01216.46
7.4.200.0000.00816.50
7.4.160.0030.01316.54
7.4.150.0140.00417.40
7.4.140.0090.00817.86
7.4.130.0080.00816.39
7.4.120.0110.01016.45
7.4.110.0100.00716.38
7.4.100.0120.01116.59
7.4.90.0080.00816.61
7.4.80.0060.01019.39
7.4.70.0110.00716.39
7.4.60.0060.00916.41
7.4.50.0000.00416.47
7.4.40.0130.00316.46
7.4.30.0160.00816.28
7.4.00.0090.00614.62
7.3.330.0050.00013.10
7.3.320.0030.00313.11
7.3.310.0000.00616.31
7.3.300.0030.00516.06
7.3.290.0090.00516.25
7.3.280.0130.00516.25
7.3.270.0040.01517.40
7.3.260.0100.01416.40
7.3.250.0070.01116.40
7.3.240.0090.00916.37
7.3.230.0110.00716.48
7.3.210.0180.00016.38
7.3.200.0100.00619.39
7.3.190.0110.01116.23
7.3.180.0130.00616.16
7.3.170.0030.01416.39
7.3.160.0070.01016.59
7.2.330.0100.00716.63
7.2.320.0070.01316.69
7.2.310.0060.01016.73
7.2.300.0170.01116.73
7.2.290.0130.01016.45
7.2.00.0000.01219.32
7.1.100.0060.00618.00
7.1.70.0040.00417.02
7.1.60.0120.01219.46
7.1.50.0070.00417.04
7.1.00.0030.07322.28
7.0.200.0170.00414.70
7.0.140.0000.06322.00
7.0.60.0100.07720.01
7.0.50.0070.08317.79
7.0.40.0030.05720.27
7.0.30.0200.03720.00
7.0.20.0270.05320.18
7.0.10.0030.06020.33
7.0.00.0030.06320.09
5.6.280.0030.07321.06
5.6.210.0030.08720.75
5.6.200.0070.07718.13
5.6.190.0070.08720.39
5.6.180.0500.05720.77
5.6.170.0300.08020.41
5.6.160.0270.03320.61
5.6.150.0070.05318.18
5.6.140.0070.05718.16
5.6.130.0030.08718.10
5.6.120.0030.08721.02
5.6.110.0200.05721.03
5.6.100.0070.06321.10
5.6.90.0130.08720.95
5.6.80.0100.07720.43
5.5.350.0270.07020.48
5.5.340.0070.03718.02
5.5.330.0000.05320.20
5.5.320.0200.04720.28
5.5.310.0070.05020.21
5.5.300.0130.07717.89
5.5.290.0100.08017.98
5.5.280.0070.07720.87
5.5.270.0070.05320.92
5.5.260.0030.08720.64
5.5.250.0100.07720.78
5.5.240.0000.04320.06
5.4.450.0170.06019.61
5.4.440.0700.05319.41
5.4.430.0070.06319.68
5.4.420.0230.06019.61
5.4.410.0130.07719.22
5.4.400.0130.05319.20
5.4.390.0270.06018.74
5.4.380.0230.05318.43
5.4.370.0130.06018.47
5.4.360.0230.06318.62
5.4.350.0270.05018.45
5.4.340.0270.05018.65
5.4.320.0200.05318.71
5.4.310.0130.06718.62
5.4.300.0170.05718.72
5.4.290.0200.05018.53
5.4.280.0170.05018.68
5.4.270.0130.07018.68
5.4.260.0200.05018.53
5.4.250.0130.05718.62
5.4.240.0200.05718.47
5.4.230.0170.05318.76
5.4.220.0200.06718.46
5.4.210.0200.05018.61
5.4.200.0130.05316.55
5.4.190.0300.04018.46
5.4.180.0400.05318.57
5.4.170.0170.05318.70
5.4.160.0170.05018.66
5.4.150.0200.05318.66
5.4.140.0300.04016.36
5.4.130.0170.05316.19
5.4.120.0200.06316.06
5.4.110.0300.04316.07
5.4.100.0300.05016.27
5.4.90.0130.05316.19
5.4.80.0230.04316.13
5.4.70.0170.05316.04
5.4.60.0200.05016.02
5.4.50.0100.05716.12
5.4.40.0230.04716.22
5.4.30.0230.04016.00
5.4.20.0170.05716.22
5.4.10.0130.06316.15
5.4.00.0130.05315.61
5.3.290.0100.08714.63
5.3.280.0130.06014.50
5.3.270.0300.04314.51
5.3.260.0270.04714.57
5.3.250.0170.05714.69
5.3.240.0070.06314.52
5.3.230.0330.03714.54
5.3.220.0200.05314.64
5.3.210.0130.05714.58
5.3.200.0200.05014.50
5.3.190.0230.05014.47
5.3.180.0170.05014.54
5.3.170.0130.05714.52
5.3.160.0100.06014.65
5.3.150.0130.05314.48
5.3.140.0200.05314.53
5.3.130.0300.04014.46
5.3.120.0300.04014.64
5.3.110.0130.06014.54
5.3.100.0130.05314.12
5.3.90.0170.06314.02
5.3.80.0270.03713.99
5.3.70.0130.05314.11
5.3.60.0100.05713.94
5.3.50.0230.06013.86
5.3.40.0230.04013.90
5.3.30.0170.04713.86
5.3.20.0230.04013.65
5.3.10.0170.04713.64
5.3.00.0100.05313.60
5.2.170.0100.04711.28
5.2.160.0070.05311.20
5.2.150.0100.04711.07
5.2.140.0170.04311.29
5.2.130.0230.04311.13
5.2.120.0230.03711.12
5.2.110.0170.03711.08
5.2.100.0070.05011.14
5.2.90.0170.03711.11
5.2.80.0230.03711.00
5.2.70.0230.03011.09
5.2.60.0100.04311.08
5.2.50.0100.04711.04
5.2.40.0100.04310.90
5.2.30.0170.04311.01
5.2.20.0130.05311.02
5.2.10.0170.04710.93
5.2.00.0270.04010.91
5.1.60.0100.0339.97
5.1.50.0200.0279.98
5.1.40.0170.0339.99
5.1.30.0170.03710.37
5.1.20.0200.03010.49
5.1.10.0100.03710.20
5.1.00.0030.04710.25
5.0.50.0100.0338.73
5.0.40.0100.0278.60
5.0.30.0030.0478.34
5.0.20.0070.0278.27
5.0.10.0070.0308.21
5.0.00.0030.0478.23
4.4.90.0030.0235.99
4.4.80.0030.0235.90
4.4.70.0030.0235.88
4.4.60.0100.0205.89
4.4.50.0130.0135.91
4.4.40.0070.0335.86
4.4.30.0070.0205.89
4.4.20.0070.0275.87
4.4.10.0100.0176.04
4.4.00.0030.0375.93
4.3.110.0100.0175.92
4.3.100.0070.0205.84
4.3.90.0130.0275.80
4.3.80.0030.0405.82
4.3.70.0030.0235.80
4.3.60.0100.0175.79
4.3.50.0030.0235.87
4.3.40.0100.0305.78
4.3.30.0000.0334.66
4.3.20.0130.0204.64
4.3.10.0030.0304.64
4.3.00.0100.0239.24

preferences:
43.48 ms | 400 KiB | 5 Q