3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = ''; $s .= 'asda'; $s .= '123'; echo $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)
8.3.60.0070.00716.75
8.3.50.0110.00922.10
8.3.40.0140.00018.76
8.3.30.0100.01018.92
8.3.20.0050.00220.07
8.3.10.0000.00721.82
8.3.00.0080.00019.25
8.2.180.0100.01016.38
8.2.170.0110.00422.96
8.2.160.0140.00419.26
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0070.00319.68
8.2.110.0070.00320.77
8.2.100.0090.00317.84
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0060.00317.63
8.2.60.0040.00418.03
8.2.50.0080.00018.07
8.2.40.0030.00520.07
8.2.30.0080.00018.18
8.2.20.0030.00517.74
8.2.10.0070.00018.07
8.2.00.0040.00417.54
8.1.280.0140.00725.92
8.1.270.0090.00020.73
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0150.00622.14
8.1.230.0040.00719.04
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00617.13
8.1.190.0030.00517.23
8.1.180.0040.00418.10
8.1.170.0060.00320.36
8.1.160.0030.00321.89
8.1.150.0040.00418.82
8.1.140.0050.00517.44
8.1.130.0030.00317.81
8.1.120.0050.00317.29
8.1.110.0040.00417.25
8.1.100.0000.00717.40
8.1.90.0080.00017.30
8.1.80.0030.00517.42
8.1.70.0000.00717.23
8.1.60.0030.00617.39
8.1.50.0040.00417.46
8.1.40.0040.00417.38
8.1.30.0030.00517.53
8.1.20.0000.00717.59
8.1.10.0040.00417.52
8.1.00.0000.00817.44
8.0.300.0000.00718.77
8.0.290.0080.00016.63
8.0.280.0030.00318.36
8.0.270.0030.00317.14
8.0.260.0000.00617.20
8.0.250.0060.00016.95
8.0.240.0040.00416.88
8.0.230.0000.00716.75
8.0.220.0000.00616.82
8.0.210.0040.00416.80
8.0.200.0030.00316.84
8.0.190.0000.00716.89
8.0.180.0000.00816.84
8.0.170.0050.00316.75
8.0.160.0040.00416.82
8.0.150.0080.00016.64
8.0.140.0030.00416.64
8.0.130.0030.00313.25
8.0.120.0040.00416.74
8.0.110.0000.00716.79
8.0.100.0050.00316.69
8.0.90.0000.00716.71
8.0.80.0060.01316.76
8.0.70.0030.00516.64
8.0.60.0080.00016.85
8.0.50.0040.00416.64
8.0.30.0130.01317.12
8.0.20.0080.01517.40
8.0.10.0040.00416.75
8.0.00.0090.01016.62
7.4.330.0050.00015.03
7.4.320.0030.00316.42
7.4.300.0060.00016.50
7.4.290.0050.00316.45
7.4.280.0050.00316.43
7.4.270.0000.00716.53
7.4.260.0000.00716.52
7.4.250.0030.00316.48
7.4.240.0020.00616.56
7.4.230.0070.00016.29
7.4.220.0070.01116.60
7.4.210.0070.01016.44
7.4.200.0070.00016.53
7.4.160.0050.01016.33
7.4.150.0120.00617.40
7.4.140.0050.01317.86
7.4.130.0080.01116.43
7.4.120.0120.00416.45
7.4.110.0030.01316.34
7.4.100.0100.01016.43
7.4.90.0110.00516.39
7.4.80.0030.01416.50
7.4.70.0060.01016.45
7.4.60.0130.00316.52
7.4.50.0030.00316.31
7.4.40.0060.00916.45
7.4.30.0120.00616.32
7.4.00.0070.00714.77
7.3.330.0020.00212.93
7.3.320.0130.00012.95
7.3.310.0030.00316.10
7.3.300.0070.00016.17
7.3.290.0060.00016.18
7.3.280.0100.00716.19
7.3.270.0150.00617.40
7.3.260.0070.01016.25
7.3.250.0070.01016.24
7.3.240.0110.00616.27
7.3.230.0150.00916.48
7.3.210.0050.01116.58
7.3.200.0090.01019.39
7.3.190.0090.00616.30
7.3.180.0040.01116.36
7.3.170.0070.01016.38
7.3.160.0130.00316.20
7.2.330.0060.02116.66
7.2.320.0070.00716.61
7.2.310.0090.00916.53
7.2.300.0150.00616.45
7.2.290.0110.00616.44
7.2.00.0080.01119.08
7.1.200.0090.00615.39
7.1.100.0060.01317.90
7.1.70.0000.00717.09
7.1.60.0140.01119.50
7.1.50.0200.01634.72
7.1.00.0070.07022.30
7.0.200.0170.00714.60
7.0.140.0130.06021.99
7.0.60.0230.08321.84
7.0.50.0100.03317.89
7.0.40.0000.09320.40
7.0.30.0300.08020.20
7.0.20.0370.07320.20
7.0.10.0170.07720.02
7.0.00.0100.07020.33
5.6.280.0070.07021.04
5.6.210.0100.06020.52
5.6.200.0100.08318.08
5.6.190.0000.04720.64
5.6.180.0300.05020.57
5.6.170.0270.04720.33
5.6.160.0100.07020.47
5.6.150.0030.04018.16
5.6.140.0130.07318.18
5.6.130.0070.08018.14
5.6.120.0030.05721.00
5.6.110.0130.05321.13
5.6.100.0030.04720.99
5.6.90.0170.07720.99
5.6.80.0170.07720.43
5.5.350.0230.02720.38
5.5.340.0030.04317.96
5.5.330.0070.04720.21
5.5.320.0270.07320.20
5.5.310.0300.07320.34
5.5.300.0070.08018.00
5.5.290.0170.04717.88
5.5.280.0230.07320.84
5.5.270.0070.09320.71
5.5.260.0030.04020.66
5.5.250.0130.08020.61
5.5.240.0300.07720.18
5.4.450.2870.04019.50
5.4.440.0030.04319.18
5.4.430.0030.07719.39
5.4.420.4200.03719.32
5.4.410.4430.03719.28
5.4.400.3270.04319.05
5.4.390.3830.03719.00
5.4.380.4600.03719.04
5.4.370.4100.03719.16
5.4.360.3730.04019.17
5.4.350.3430.03718.87
5.4.340.3930.03718.91
5.4.320.4430.04018.93
5.4.310.3330.04319.04
5.4.300.4630.04019.16
5.4.290.4630.03318.88
5.4.280.4300.03019.20
5.4.270.4770.04019.08
5.4.260.4470.04018.92
5.4.250.3670.04019.15
5.4.240.4200.04019.08
5.4.230.3700.03318.99
5.4.220.3530.03719.16
5.4.210.3830.03319.14
5.4.200.3730.03719.16
5.4.190.3730.03319.19
5.4.180.3300.03319.14
5.4.170.3670.03318.96
5.4.160.4230.04019.18
5.4.150.3930.03719.04
5.4.140.2870.03716.23
5.4.130.0170.04016.34
5.4.120.0000.05716.40
5.4.110.4700.04316.46
5.4.100.4100.03316.46
5.4.90.4400.04016.22
5.4.80.4000.03316.40
5.4.70.3970.03316.37
5.4.60.3970.03316.33
5.4.50.4130.03316.36
5.4.40.4230.04016.36
5.4.30.2230.03316.23
5.4.20.0030.03316.47
5.4.10.0030.03716.36
5.4.00.1230.02715.79
5.3.290.4500.03714.58
5.3.280.4000.03314.38
5.3.270.3130.03714.62
5.3.260.4100.03714.54
5.3.250.4500.03714.52
5.3.240.3300.03014.52
5.3.230.0130.05314.52
5.3.220.0030.07314.52
5.3.210.3730.03714.48
5.3.200.3730.04714.45
5.3.190.4100.04314.49
5.3.180.3770.03714.51
5.3.170.4070.03714.50
5.3.160.3870.03714.48
5.3.150.5330.03014.38
5.3.140.4200.04314.48
5.3.130.1730.03314.48
5.3.120.1870.04014.46
5.3.110.0000.04314.48
5.3.100.1800.03013.98
5.3.90.1800.03013.99
5.3.80.2230.03313.93
5.3.70.2400.03313.99
5.3.60.1730.03313.81
5.3.50.2530.04013.88
5.3.40.2670.02713.76
5.3.30.2630.03713.72
5.3.20.2470.03013.47
5.3.10.2700.04013.54
5.3.00.4000.04013.72
5.2.170.2270.03011.13
5.2.160.2370.03011.11
5.2.150.2000.03011.13
5.2.140.2300.03311.14
5.2.130.2270.02711.08
5.2.120.2370.02710.98
5.2.110.1530.02711.18
5.2.100.3730.02711.07
5.2.90.3500.02011.08
5.2.80.3370.02711.10
5.2.70.3200.03011.24
5.2.60.3400.03710.86
5.2.50.3770.02710.90
5.2.40.3070.02710.85
5.2.30.2670.03011.12
5.2.20.2700.02710.93
5.2.10.3000.02710.86
5.2.00.2770.03010.71
5.1.60.2700.03310.04
5.1.50.2230.0279.96
5.1.40.2630.0239.99
5.1.30.2670.03310.32
5.1.20.3800.01310.43
5.1.10.3330.02010.07
5.1.00.3000.0279.90
5.0.50.1570.0178.52
5.0.40.1400.0208.55
5.0.30.1200.0338.26
5.0.20.1570.0208.15
5.0.10.1430.0178.21
5.0.00.1000.0338.16
4.4.90.1730.0175.83
4.4.80.1200.0205.84
4.4.70.1430.0175.80
4.4.60.2100.0175.88
4.4.50.1900.0105.83
4.4.40.1530.0235.78
4.4.30.1470.0105.86
4.4.20.1700.0175.88
4.4.10.2170.0075.87
4.4.00.1370.0275.81
4.3.110.1400.0105.72
4.3.100.1270.0205.76
4.3.90.1530.0175.71
4.3.80.0970.0235.74
4.3.70.1300.0135.75
4.3.60.1470.0175.72
4.3.50.1230.0235.76
4.3.40.1500.0275.71
4.3.30.0800.0135.70
4.3.20.0870.0235.70
4.3.10.0900.0205.70
4.3.00.0900.0205.70

preferences:
62.64 ms | 401 KiB | 5 Q