3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "hello"; $foo[0] = $foo[0] + 1; var_dump($foo); $foo[0]++; var_dump($foo); ?>

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)
8.3.60.0110.00418.31
8.3.50.0120.00721.14
8.3.40.0070.01018.59
8.3.30.0070.00720.20
8.3.20.0040.00420.56
8.3.10.0040.00421.05
8.3.00.0080.00023.55
8.2.180.0060.01016.88
8.2.170.0070.00722.96
8.2.160.0040.01120.20
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00220.93
8.2.110.0080.00320.54
8.2.100.0040.00817.84
8.2.90.0050.00318.22
8.2.80.0040.00419.35
8.2.70.0060.00317.63
8.2.60.0080.00017.80
8.2.50.0080.00018.07
8.2.40.0030.00518.15
8.2.30.0040.00419.43
8.2.20.0000.00717.71
8.2.10.0000.00717.79
8.2.00.0000.00917.79
8.1.280.0130.00625.92
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00422.19
8.1.230.0040.00722.70
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0090.00017.47
8.1.190.0040.00417.53
8.1.180.0040.00418.10
8.1.170.0080.00018.46
8.1.160.0040.00418.90
8.1.150.0000.00718.56
8.1.140.0040.00417.36
8.1.130.0030.00517.82
8.1.120.0000.00717.29
8.1.110.0050.00317.29
8.1.100.0080.00017.39
8.1.90.0040.00417.38
8.1.80.0070.00017.27
8.1.70.0040.00717.38
8.1.60.0060.00617.53
8.1.50.0000.00817.38
8.1.40.0000.00817.41
8.1.30.0080.00017.59
8.1.20.0050.00317.61
8.1.10.0000.00717.57
8.1.00.0050.00317.53
8.0.300.0000.00920.25
8.0.290.0070.00017.05
8.0.280.0000.00618.37
8.0.270.0070.00017.26
8.0.260.0000.00716.94
8.0.250.0040.00416.97
8.0.240.0040.00416.95
8.0.230.0070.00016.96
8.0.220.0070.00016.75
8.0.210.0030.00316.75
8.0.200.0060.00016.89
8.0.190.0030.00316.93
8.0.180.0000.00716.88
8.0.170.0030.00316.86
8.0.160.0030.00416.84
8.0.150.0040.00416.80
8.0.140.0050.00216.78
8.0.130.0030.00313.29
8.0.120.0040.00416.78
8.0.110.0060.00316.75
8.0.100.0000.00716.92
8.0.90.0000.00816.82
8.0.80.0060.01616.80
8.0.70.0000.00716.75
8.0.60.0000.00816.71
8.0.50.0040.00416.73
8.0.30.0110.00817.10
8.0.20.0130.00617.40
8.0.10.0050.00317.07
8.0.00.0100.01016.80
7.4.330.0000.00516.67
7.4.320.0030.00316.36
7.4.300.0000.00616.48
7.4.290.0030.00316.61
7.4.280.0060.00316.40
7.4.270.0090.00016.50
7.4.260.0000.00513.23
7.4.250.0040.00416.53
7.4.240.0040.00416.59
7.4.230.0030.00516.40
7.4.220.0150.00916.61
7.4.210.0070.00816.58
7.4.200.0040.00416.48
7.4.190.0030.00316.55
7.4.160.0030.01616.52
7.4.150.0090.01017.40
7.4.140.0170.01117.86
7.4.130.0090.00716.62
7.4.120.0110.00616.61
7.4.110.0100.00816.51
7.4.100.0110.00616.38
7.4.90.0070.01116.59
7.4.80.0070.01519.39
7.4.70.0000.01716.63
7.4.60.0090.00616.43
7.4.50.0030.00616.34
7.4.40.0040.01422.77
7.4.30.0060.01016.54
7.4.10.0030.01515.69
7.4.00.0090.00715.48
7.3.330.0000.00613.22
7.3.320.0000.00513.22
7.3.310.0040.00416.38
7.3.300.0030.00316.22
7.3.290.0080.00516.25
7.3.280.0070.00916.31
7.3.270.0130.00417.40
7.3.260.0110.01018.24
7.3.250.0150.00316.47
7.3.240.0100.00716.44
7.3.230.0000.01616.39
7.3.210.0130.00316.51
7.3.200.0150.00719.39
7.3.190.0100.00616.47
7.3.180.0070.01016.43
7.3.170.0110.00616.35
7.3.160.0030.01316.30
7.3.130.0130.00515.75
7.3.120.0060.01015.24
7.3.110.0090.00715.54
7.3.100.0050.00615.60
7.3.90.0090.00815.60
7.3.80.0040.00615.48
7.3.70.0050.01015.42
7.3.60.0080.00815.41
7.3.50.0080.00515.43
7.3.40.0050.00715.60
7.3.30.0060.00615.64
7.3.20.0070.00917.41
7.3.10.0080.00917.36
7.3.00.0070.00617.57
7.2.330.0030.01316.62
7.2.320.0070.01516.60
7.2.310.0100.00716.80
7.2.300.0100.00616.72
7.2.290.0060.01216.56
7.2.260.0130.00715.77
7.2.250.0050.01515.81
7.2.240.0050.01015.73
7.2.230.0030.01315.85
7.2.220.0020.01315.81
7.2.210.0090.00415.56
7.2.200.0020.01415.71
7.2.190.0060.00815.79
7.2.180.0060.00615.73
7.2.170.0100.00515.85
7.2.160.0060.00415.71
7.2.150.0050.01117.63
7.2.140.0100.00517.75
7.2.130.0100.00517.61
7.2.120.0060.00617.52
7.2.110.0030.00817.62
7.2.100.0080.00317.69
7.2.90.0070.00517.51
7.2.80.0040.00917.56
7.2.70.0120.00517.63
7.2.60.0060.00817.40
7.2.50.0090.00517.77
7.2.40.0070.00917.68
7.2.30.0060.00717.69
7.2.20.0070.00817.66
7.2.10.0050.00817.54
7.2.00.0040.00717.77
7.1.330.0080.00516.54
7.1.320.0080.00716.55
7.1.310.0030.01316.45
7.1.300.0050.01016.53
7.1.290.0100.00516.60
7.1.280.0020.01016.56
7.1.270.0060.00916.55
7.1.260.0020.01016.56
7.1.250.0070.00816.67
7.1.240.0060.00616.45
7.1.230.0050.00716.41
7.1.220.0050.00716.49
7.1.210.0020.01016.49
7.1.200.0040.00816.20
7.1.190.0010.01216.43
7.1.180.0050.00716.43
7.1.170.0040.00716.55
7.1.160.0090.00616.57
7.1.150.0050.00916.51
7.1.140.0060.00816.61
7.1.130.0060.00616.59
7.1.120.0030.01016.54
7.1.110.0040.00716.59
7.1.100.0050.00716.54
7.1.90.0050.00616.43
7.1.80.0040.00816.52
7.1.70.0030.00616.76
7.1.60.0060.01217.38
7.1.50.0110.00516.61
7.1.40.0000.01316.63
7.1.30.0030.00816.55
7.1.20.0050.00916.48
7.1.10.0070.00716.47
7.1.00.0040.03018.43
7.0.330.0090.00715.96
7.0.320.0050.00616.12
7.0.310.0030.00816.11
7.0.300.0090.00516.08
7.0.290.0050.00816.17
7.0.280.0110.00215.96
7.0.270.0070.00516.08
7.0.260.0060.00416.02
7.0.250.0080.00516.33
7.0.240.0070.00516.22
7.0.230.0040.00716.03
7.0.220.0040.01016.15
7.0.210.0030.01216.21
7.0.200.0070.00416.43
7.0.190.0070.00616.17
7.0.180.0050.00716.27
7.0.170.0060.00416.16
7.0.160.0120.00416.22
7.0.150.0090.00316.23
7.0.140.0030.02918.21
7.0.130.0090.00516.00
7.0.120.0050.00516.10
7.0.110.0030.00816.20
7.0.100.0120.00516.01
7.0.90.0050.01216.34
7.0.80.0060.03417.37
7.0.70.0090.02217.50
7.0.60.0040.03617.52
7.0.50.0070.01617.55
7.0.40.0060.01716.17
7.0.30.0060.03016.22
7.0.20.0100.02216.22
7.0.10.0110.02516.07
7.0.00.0030.01916.11
5.6.400.0020.00815.19
5.6.390.0080.00815.26
5.6.380.0050.00515.10
5.6.370.0040.00615.01
5.6.360.0050.00915.22
5.6.350.0100.00315.23
5.6.340.0110.00515.19
5.6.330.0060.00415.30
5.6.320.0020.00915.03
5.6.310.0060.00515.01
5.6.300.0040.01015.12
5.6.290.0060.00615.31
5.6.280.0030.03017.05
5.6.270.0080.00615.07
5.6.260.0050.00815.05
5.6.250.0080.00714.96
5.6.240.0060.01015.20
5.6.230.0030.01816.88
5.6.220.0020.01816.97
5.6.210.0060.01816.91
5.6.200.0070.03517.18
5.6.190.0070.01417.00
5.6.180.0090.02916.97
5.6.170.0070.01816.98
5.6.160.0050.01617.02
5.6.150.0050.02017.08
5.6.140.0070.03217.16
5.6.130.0080.02317.09
5.6.120.0040.02017.08
5.6.110.0040.02317.01
5.6.100.0040.02217.00
5.6.90.0060.03217.02
5.6.80.0080.03116.87
5.6.70.0030.02016.76
5.6.60.0080.03216.89
5.6.50.0050.01716.87
5.6.40.0050.01916.84
5.6.30.0100.02716.84
5.6.20.0050.02216.95
5.6.10.0070.01716.79
5.6.00.0050.01616.87
5.5.380.0080.00914.99
5.5.370.0040.01616.67
5.5.360.0070.03416.75
5.5.350.0060.03416.70
5.5.340.0040.03516.99
5.5.330.0050.01917.00
5.5.320.0070.03216.85
5.5.310.0060.01617.06
5.5.300.0050.03316.93
5.5.290.0030.02216.86
5.5.280.0030.03416.89
5.5.270.0080.02216.79
5.5.260.0030.02116.76
5.5.250.0070.03216.92
5.5.240.0100.01416.63
5.5.230.0040.01916.76
5.5.220.0060.02916.70
5.5.210.0070.02316.72
5.5.200.0080.02116.66
5.5.190.0050.01916.74
5.5.180.0070.02916.59
5.5.170.0080.00815.09
5.5.160.0040.02716.67
5.5.150.0070.02416.71
5.5.140.0070.02816.71
5.5.130.0080.03216.62
5.5.120.0080.02916.58
5.5.110.0050.03116.65
5.5.100.0080.01816.67
5.5.90.0060.01816.55
5.5.80.0050.02116.65
5.5.70.0060.01616.71
5.5.60.0060.02916.59
5.5.50.0080.02816.60
5.5.40.0060.02916.67
5.5.30.0080.02116.55
5.5.20.0060.03316.50
5.5.10.0090.02816.49
5.5.00.0080.02816.64
5.4.450.0070.03114.81
5.4.440.0040.03114.85
5.4.430.0050.01514.70
5.4.420.0040.02914.73
5.4.410.0050.03414.63
5.4.400.0060.01814.64
5.4.390.0010.01814.59
5.4.380.0060.01614.54
5.4.370.0050.01814.53
5.4.360.0030.02114.59
5.4.350.0060.01414.59
5.4.340.0040.01814.58
5.4.330.0080.00412.47
5.4.320.0070.01714.64
5.4.310.0050.01714.62
5.4.300.0050.02314.66
5.4.290.0060.02714.65
5.4.280.0010.03214.54
5.4.270.0080.02514.54
5.4.260.0050.03114.55
5.4.250.0030.02114.49
5.4.240.0050.01514.59
5.4.230.0030.02514.65
5.4.220.0030.02014.45
5.4.210.0040.03014.57
5.4.200.0040.01414.65
5.4.190.0060.02314.65
5.4.180.0010.01814.52
5.4.170.0040.03014.55
5.4.160.0060.03114.72
5.4.150.0030.02314.56
5.4.140.0020.02213.79
5.4.130.0030.02013.73
5.4.120.0040.01413.76
5.4.110.0070.01813.74
5.4.100.0080.02313.67
5.4.90.0060.03013.66
5.4.80.0070.01513.70
5.4.70.0070.01413.69
5.4.60.0100.01513.63
5.4.50.0040.01913.70
5.4.40.0050.02513.72
5.4.30.0050.01713.57
5.4.20.0030.02713.70
5.4.10.0020.02113.74
5.4.00.0040.02513.49
5.3.290.0050.01613.05
5.3.280.0060.01212.87
5.3.270.0050.01512.96
5.3.260.0040.01612.93
5.3.250.0030.03412.93
5.3.240.0070.03212.83
5.3.230.0080.02612.92
5.3.220.0050.02912.97
5.3.210.0040.01912.92
5.3.200.0050.03212.93
5.3.190.0050.02912.89
5.3.180.0080.01512.99
5.3.170.0090.02512.99
5.3.160.0040.02213.00
5.3.150.0040.01512.98
5.3.140.0050.02612.90
5.3.130.0040.01712.96
5.3.120.0030.02613.00
5.3.110.0070.01612.92
5.3.100.0080.01412.75
5.3.90.0030.02612.78
5.3.80.0050.02412.67
5.3.70.0040.03012.66
5.3.60.0030.02412.64
5.3.50.0060.02812.65
5.3.40.0090.02412.62
5.3.30.0020.02412.65
5.3.20.0020.01912.57
5.3.10.0030.02012.50
5.3.00.0020.02212.42
5.2.170.0030.02712.34
5.2.160.0070.02312.34
5.2.150.0070.06012.34
5.2.140.0000.03312.34
5.2.130.0030.02312.34
5.2.120.0030.06012.34
5.2.110.0030.06312.34
5.2.100.0030.02312.34
5.2.90.0030.03012.34
5.2.80.0030.04312.34
5.2.70.0070.03012.34
5.2.60.0030.04712.34
5.2.50.0030.03012.34
5.2.40.0030.02712.34
5.2.30.0030.05012.34
5.2.20.0000.06712.34
5.2.10.0030.03012.34
5.2.00.0000.05312.34
5.1.60.0030.02712.34
5.1.50.0000.03312.34
5.1.40.0030.02312.34
5.1.30.0000.03012.34
5.1.20.0030.03712.34
5.1.10.0030.04012.34
5.1.00.0030.02712.34
5.0.50.0000.02012.34
5.0.40.0000.01712.34
5.0.30.0000.03012.34
5.0.20.0030.02712.34
5.0.10.0000.01712.34
5.0.00.0000.06312.34
4.4.90.0000.01312.34
4.4.80.0000.02012.34
4.4.70.0030.03712.34
4.4.60.0030.03012.34
4.4.50.0000.01712.34
4.4.40.0000.04012.34
4.4.30.0000.01712.34
4.4.20.0000.02012.34
4.4.10.0000.01312.34
4.4.00.0070.02012.34
4.3.110.0000.01712.34
4.3.100.0000.03712.34
4.3.90.0000.01312.34
4.3.80.0000.02012.34
4.3.70.0000.01312.34
4.3.60.0030.01012.34
4.3.50.0000.01712.34
4.3.40.0030.02312.34
4.3.30.0030.03012.34
4.3.20.0030.03312.34
4.3.10.0000.03712.34
4.3.00.0000.03312.34

preferences:
35.63 ms | 401 KiB | 5 Q