3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Test<Test" ; $a[4] = ''; echo $a;

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)
8.3.40.0090.00618.57
8.3.30.0140.00019.04
8.3.20.0070.00720.16
8.3.10.0070.00023.45
8.3.00.0030.00519.08
8.2.170.0040.01122.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00020.85
8.2.110.0090.00022.09
8.2.100.0060.00617.72
8.2.90.0030.00519.23
8.2.80.0080.00017.97
8.2.70.0030.00617.75
8.2.60.0000.00917.91
8.2.50.0030.00518.07
8.2.40.0060.00319.88
8.2.30.0040.00418.22
8.2.20.0000.00717.85
8.2.10.0030.00518.16
8.2.00.0030.00617.73
8.1.270.0100.00723.96
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00623.96
8.1.230.0080.00318.97
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0030.00717.35
8.1.190.0050.00317.35
8.1.180.0000.01118.10
8.1.170.0040.00418.63
8.1.160.0000.00722.06
8.1.150.0070.00018.63
8.1.140.0050.00317.43
8.1.130.0030.00317.85
8.1.120.0000.00717.44
8.1.110.0030.00617.46
8.1.100.0000.00817.41
8.1.90.0050.00217.36
8.1.80.0000.00717.47
8.1.70.0000.00717.39
8.1.60.0040.00417.60
8.1.50.0040.00417.41
8.1.40.0060.00617.46
8.1.30.0030.00617.62
8.1.20.0050.00217.65
8.1.10.0000.00717.52
8.1.00.0030.00617.50
8.0.300.0030.00618.77
8.0.290.0070.00017.16
8.0.280.0030.00318.43
8.0.270.0000.00817.16
8.0.260.0040.00417.25
8.0.250.0030.00316.95
8.0.240.0040.00416.91
8.0.230.0050.00317.04
8.0.220.0000.00816.91
8.0.210.0000.00717.00
8.0.200.0000.00816.89
8.0.190.0080.00017.03
8.0.180.0000.00817.02
8.0.170.0000.00717.00
8.0.160.0070.00017.01
8.0.150.0030.00616.79
8.0.140.0000.00816.86
8.0.130.0000.00613.36
8.0.120.0050.00316.95
8.0.110.0000.00716.76
8.0.100.0000.00816.96
8.0.90.0000.00716.88
8.0.80.0120.00816.98
8.0.70.0080.00016.92
8.0.60.0040.00416.89
8.0.50.0040.00416.86
8.0.30.0110.00817.06
8.0.20.0120.00917.40
8.0.10.0000.00717.02
8.0.00.0100.00716.89
7.4.330.0050.00015.04
7.4.320.0060.00016.48
7.4.300.0060.00016.46
7.4.290.0040.00416.58
7.4.280.0040.00416.49
7.4.270.0000.00716.57
7.4.260.0000.00816.55
7.4.250.0040.00416.56
7.4.240.0030.00316.60
7.4.230.0040.00416.34
7.4.220.0070.01116.66
7.4.210.0040.01016.60
7.4.200.0070.00016.68
7.4.190.0000.00716.68
7.4.160.0090.00616.36
7.4.150.0100.00717.40
7.4.140.0160.00417.86
7.4.130.0120.00616.51
7.4.120.0100.01116.53
7.4.110.0130.00316.68
7.4.100.0030.01316.62
7.4.90.0140.00316.57
7.4.80.0100.00719.39
7.4.70.0040.01116.50
7.4.60.0100.01216.27
7.4.50.0050.00016.64
7.4.40.0060.00916.52
7.4.30.0100.00616.45
7.4.00.0030.01215.13
7.3.330.0050.00013.36
7.3.320.0060.00013.36
7.3.310.0030.00316.39
7.3.300.0050.00216.37
7.3.290.0040.01116.44
7.3.280.0100.00816.39
7.3.270.0070.01017.40
7.3.260.0130.00416.38
7.3.250.0080.00916.37
7.3.240.0030.01516.43
7.3.230.0120.00916.39
7.3.210.0060.01316.48
7.3.200.0120.00919.39
7.3.190.0120.00616.53
7.3.180.0070.00816.44
7.3.170.0030.01116.42
7.3.160.0040.01116.41
7.3.120.0000.01114.94
7.2.330.0060.01116.59
7.2.320.0100.00716.46
7.2.310.0100.00716.27
7.2.300.0080.00816.49
7.2.290.0070.01416.49
7.2.60.0040.01116.89
7.2.00.0030.01019.09
7.1.200.0030.01015.76
7.1.70.0000.00917.10
7.1.60.0040.00917.04
7.1.50.0000.01216.86
7.1.00.0000.07722.33
7.0.200.0000.01616.82
7.0.140.0000.07022.01
7.0.60.0100.04719.82
7.0.50.0100.07717.81
7.0.40.0070.04020.10
7.0.30.0270.04320.28
7.0.20.0330.07020.12
7.0.10.0130.08020.16
7.0.00.0070.08320.13
5.6.280.0000.07320.77
5.6.210.0100.06020.50
5.6.200.0200.07018.24
5.6.190.0100.04020.79
5.6.180.0300.04720.41
5.6.170.0230.08320.42
5.6.160.0000.09020.38
5.6.150.0070.08318.20
5.6.140.0130.07318.07
5.6.130.0000.05018.20
5.6.120.0100.08021.02
5.6.110.0130.08321.11
5.6.100.0100.08020.88
5.6.90.0000.04320.96
5.6.80.0200.05720.38
5.6.70.4570.04020.37
5.5.350.0070.07720.32
5.5.340.0000.04017.98
5.5.330.0000.04320.25
5.5.320.0230.08320.50
5.5.310.0370.07020.28
5.5.300.0170.03017.91
5.5.290.0070.06017.91
5.5.280.0100.07020.84
5.5.270.0030.05320.72
5.5.260.0030.04320.75
5.5.250.0070.07320.68
5.5.240.0070.02720.02
5.4.450.3430.04019.46
5.4.440.3500.03719.38
5.4.430.3930.04019.23
5.4.420.3570.04019.55
5.4.410.3530.04018.98
5.4.400.2600.03319.13
5.4.390.3500.03719.25
5.4.380.3330.04319.28
5.4.370.4430.03719.09
5.4.360.3470.03719.05
5.4.350.3470.04019.24
5.4.340.3270.03319.08
5.4.320.3670.04019.26
5.4.310.3670.04019.10
5.4.300.3470.04318.93
5.4.290.3370.04018.88
5.4.280.3730.04019.22
5.4.270.3130.04019.21
5.4.260.3130.04019.13
5.4.250.3730.04319.08
5.4.240.3470.03719.06
5.4.230.3400.03718.87
5.4.220.2670.02719.08
5.4.210.2770.03319.24
5.4.200.3700.03719.07
5.4.190.3600.04019.08
5.4.180.3570.02718.87
5.4.170.4000.04019.21
5.4.160.3170.04019.11
5.4.150.3600.03319.05
5.4.140.3430.03316.23
5.4.130.3700.03316.54
5.4.120.3700.03716.31
5.4.110.3630.03316.23
5.4.100.3570.03316.38
5.4.90.3400.03716.25
5.4.80.3730.03016.41
5.4.70.3800.03716.43
5.4.60.3770.03016.20
5.4.50.4300.03716.36
5.4.40.3670.03716.41
5.4.30.3770.03716.41
5.4.20.3870.04716.38
5.4.10.3970.04016.46
5.4.00.3930.04315.90
5.3.290.3670.04314.53
5.3.280.3270.02714.54
5.3.270.3970.04014.46
5.3.260.3870.03714.53
5.3.250.3700.03314.58
5.3.240.3430.03014.69
5.3.230.3630.04014.43
5.3.220.3730.03314.40
5.3.210.3530.03714.54
5.3.200.3670.04014.40
5.3.190.3670.03314.59
5.3.180.3470.04014.64
5.3.170.3630.03714.43
5.3.160.4370.03014.46
5.3.150.4370.03714.59
5.3.140.5300.04014.58
5.3.130.3130.04014.40
5.3.120.3600.04314.39
5.3.110.3630.04014.38
5.3.100.3670.04313.89
5.3.90.3700.03313.88
5.3.80.3600.03313.96
5.3.70.3830.03313.96
5.3.60.3230.03713.91
5.3.50.3830.03013.81
5.3.40.3630.03713.81
5.3.30.3330.03313.70
5.3.20.3870.04013.63
5.3.10.2830.03713.43
5.3.00.3700.03013.57
5.2.170.3170.03011.03
5.2.160.2930.02711.05
5.2.150.2830.03011.21
5.2.140.2830.03011.04
5.2.130.3330.03010.94
5.2.120.3070.02711.00
5.2.110.3430.02711.00
5.2.100.3100.03311.26
5.2.90.2900.03011.11
5.2.80.3000.03011.25
5.2.70.2530.03311.25
5.2.60.2570.03011.05
5.2.50.3070.03010.92
5.2.40.2600.02711.00
5.2.30.2730.02710.90
5.2.20.2200.03310.96
5.2.10.2300.02010.95
5.2.00.2730.03310.61
5.1.60.2630.01710.11
5.1.50.2430.02710.14
5.1.40.2570.0339.96
5.1.30.2470.03310.27
5.1.20.2300.02710.46
5.1.10.2430.03310.18
5.1.00.2300.02710.22
5.0.50.1630.0209.96
5.0.40.1430.0209.96
5.0.30.1130.0309.96
5.0.20.1500.0179.96
5.0.10.1270.0209.96
5.0.00.1170.0279.96
4.4.90.1370.0179.96
4.4.80.1130.0179.96
4.4.70.1330.0209.96
4.4.60.1470.0209.96
4.4.50.1230.0209.96
4.4.40.1400.0279.96
4.4.30.1100.0179.96
4.4.20.1170.0179.96
4.4.10.1600.0139.96
4.4.00.1170.0209.96
4.3.110.1170.0139.96
4.3.100.1300.0209.96
4.3.90.1370.0179.96
4.3.80.1300.0179.96
4.3.70.1330.0179.96
4.3.60.1700.0179.96
4.3.50.1500.0179.96
4.3.40.1630.0279.96
4.3.30.0930.0239.96
4.3.20.0730.0179.96
4.3.10.0900.0239.96
4.3.00.0900.0239.96

preferences:
41.45 ms | 400 KiB | 5 Q