3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1, 2); $b = array(3,4,5); print_r($a + $b); print_r(array_merge($a, $b));

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)
8.3.60.0080.01116.23
8.3.50.0110.01118.17
8.3.40.0120.00618.60
8.3.30.0100.00718.39
8.3.20.0090.00018.57
8.3.10.0030.00618.66
8.3.00.0030.00619.38
8.2.180.0090.00616.38
8.2.170.0110.00322.96
8.2.160.0070.01018.82
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00021.12
8.2.110.0030.00620.96
8.2.100.0040.00817.84
8.2.90.0000.00819.36
8.2.80.0030.00619.25
8.2.70.0080.00017.63
8.2.60.0040.00417.80
8.2.50.0030.00518.07
8.2.40.0080.00018.09
8.2.30.0000.00717.85
8.2.20.0050.00517.65
8.2.10.0050.00317.66
8.2.00.0040.00417.68
8.1.280.0130.00625.92
8.1.270.0030.00623.99
8.1.260.0000.00826.35
8.1.250.0140.00328.09
8.1.240.0050.00322.53
8.1.230.0110.00020.98
8.1.220.0040.00417.74
8.1.210.0040.00418.96
8.1.200.0000.01017.23
8.1.190.0000.00717.28
8.1.180.0000.00818.10
8.1.170.0060.00318.81
8.1.160.0030.00318.77
8.1.150.0070.00018.60
8.1.140.0040.00417.33
8.1.130.0060.00317.41
8.1.120.0070.00017.35
8.1.110.0040.00417.39
8.1.100.0030.00317.35
8.1.90.0040.00417.33
8.1.80.0000.00717.38
8.1.70.0000.00717.38
8.1.60.0040.00417.53
8.1.50.0030.00517.31
8.1.40.0040.00417.34
8.1.30.0030.00517.58
8.1.20.0040.00417.55
8.1.10.0000.00817.49
8.1.00.0050.00217.30
8.0.300.0030.00319.86
8.0.290.0030.00616.75
8.0.280.0000.00718.45
8.0.270.0040.00417.03
8.0.260.0080.00016.76
8.0.250.0000.00716.83
8.0.240.0080.00016.89
8.0.230.0070.00016.93
8.0.220.0000.00716.86
8.0.210.0040.00416.85
8.0.200.0040.00416.92
8.0.190.0030.00516.93
8.0.180.0030.00616.91
8.0.170.0070.00316.77
8.0.160.0000.00716.93
8.0.150.0060.00316.70
8.0.140.0080.00216.83
8.0.130.0050.00013.34
8.0.120.0000.00816.75
8.0.110.0030.00316.89
8.0.100.0000.00816.97
8.0.90.0040.00416.74
8.0.80.0040.01116.89
8.0.70.0000.00716.91
8.0.60.0040.00416.69
8.0.50.0000.00816.76
8.0.30.0080.01116.77
8.0.20.0080.00916.91
8.0.10.0040.00416.82
8.0.00.0150.00716.58
7.4.330.0030.00312.88
7.4.320.0060.00016.56
7.4.300.0030.00316.43
7.4.290.0000.00716.50
7.4.280.0040.00416.54
7.4.270.0040.00416.40
7.4.260.0000.00513.13
7.4.250.0040.00416.40
7.4.240.0000.00716.45
7.4.230.0000.00716.55
7.4.220.0070.01016.27
7.4.210.0000.01516.52
7.4.200.0000.00916.31
7.4.190.0030.00316.32
7.4.160.0120.00516.50
7.4.150.0120.00616.39
7.4.140.0120.00616.25
7.4.130.0130.00416.39
7.4.120.0030.01416.46
7.4.110.0120.00616.56
7.4.100.0060.01116.38
7.4.90.0090.00916.38
7.4.80.0100.00719.39
7.4.70.0110.00416.29
7.4.60.0140.00216.57
7.4.50.0030.00616.27
7.4.40.0060.01016.22
7.4.30.0090.01516.34
7.4.00.0080.00814.97
7.3.330.0030.00313.03
7.3.320.0030.00313.06
7.3.310.0000.00716.21
7.3.300.0030.00316.07
7.3.290.0090.00516.18
7.3.280.0050.01316.22
7.3.270.0100.00616.41
7.3.260.0080.00916.38
7.3.250.0130.00616.39
7.3.240.0130.00716.42
7.3.230.0070.01016.25
7.3.210.0120.00616.13
7.3.200.0120.00316.32
7.3.190.0130.00316.45
7.3.180.0120.00316.35
7.3.170.0060.00916.13
7.3.160.0070.01316.59
7.3.120.0160.00514.72
7.3.110.0080.01414.80
7.3.100.0150.00614.87
7.3.90.0100.01214.59
7.3.80.0150.00514.44
7.3.70.0120.00814.64
7.3.60.0090.01114.65
7.3.50.0140.00814.68
7.3.40.0120.00814.45
7.3.30.0070.01014.65
7.3.20.0080.01016.40
7.3.10.0100.00916.29
7.3.00.0120.00416.36
7.2.330.0060.01016.35
7.2.320.0080.00916.40
7.2.310.0080.01216.29
7.2.300.0070.01016.44
7.2.290.0110.00616.62
7.2.250.0180.00915.05
7.2.240.0120.00714.69
7.2.230.0110.01114.64
7.2.220.0130.00515.07
7.2.210.0160.00515.02
7.2.200.0100.01214.93
7.2.190.0080.01514.89
7.2.180.0080.01214.80
7.2.170.0090.01114.86
7.2.160.0080.00315.05
7.2.150.0060.00616.88
7.2.140.0040.01216.82
7.2.130.0100.00316.72
7.2.120.0040.01116.80
7.2.110.0030.01016.46
7.2.100.0030.00616.78
7.2.90.0040.01116.75
7.2.80.0090.00616.61
7.2.70.0030.00917.01
7.2.60.0040.00416.73
7.2.50.0070.00716.84
7.2.40.0030.00616.81
7.2.30.0000.01716.83
7.2.20.0040.01116.82
7.2.10.0060.00616.59
7.2.00.0060.00717.99
7.1.330.0110.00915.71
7.1.320.0150.00715.87
7.1.310.0090.01215.89
7.1.300.0120.00815.50
7.1.290.0130.00615.77
7.1.280.0100.00715.55
7.1.270.0060.01015.61
7.1.260.0070.00815.34
7.1.250.0040.00715.93
7.1.100.0000.01117.79
7.1.70.0000.01617.04
7.1.60.0100.01319.30
7.1.50.0040.00716.89
7.1.00.0070.07322.54
7.0.200.0030.00916.66
7.0.140.0030.07322.08
7.0.120.0030.07722.09
7.0.60.0070.06019.82
7.0.50.0000.06317.87
7.0.40.0100.05720.20
7.0.30.0370.03720.34
7.0.20.0230.05020.08
7.0.10.0100.06720.15
7.0.00.0100.04720.14
5.6.280.0100.06720.82
5.6.210.0030.08720.64
5.6.200.0100.07718.25
5.6.190.0070.08720.47
5.6.180.0500.07320.56
5.6.170.0270.08020.56
5.6.160.0000.04320.59
5.6.150.0100.07718.15
5.6.140.0030.06318.11
5.6.130.0130.07718.27
5.6.120.0100.03721.13
5.6.110.0200.07321.12
5.6.100.0030.07321.00
5.6.90.0100.06721.09
5.6.80.0000.07720.27
5.5.350.4130.03320.52
5.5.340.0100.05718.09
5.5.330.0030.06020.25
5.5.320.0100.07720.35
5.5.310.0130.05020.26
5.5.300.0070.07717.97
5.5.290.0030.08717.97
5.5.280.0100.08020.89
5.5.270.0070.04320.86
5.5.260.0070.07020.79
5.5.250.0100.09020.68
5.5.240.0230.05020.18
5.4.450.3630.04019.48
5.4.440.4130.03319.18
5.4.430.3370.04319.56
5.4.420.3900.03319.40
5.4.410.3570.03019.28
5.4.400.3530.04019.22
5.4.390.3570.03019.16
5.4.380.3370.03319.08
5.4.370.3270.04318.98
5.4.360.3230.03018.87
5.4.350.3770.02718.95
5.4.340.3530.03718.99
5.4.320.4030.03718.89
5.4.310.3270.04018.98
5.4.300.3500.03719.25
5.4.290.3600.02719.31
5.4.280.4030.03319.19
5.4.270.3800.03019.08
5.4.260.4170.02719.14
5.4.250.4000.04019.15
5.4.240.3330.04019.07
5.4.230.3200.03319.15
5.4.220.3200.03718.97
5.4.210.3030.03319.13
5.4.200.3670.04719.14
5.4.190.3670.03319.17
5.4.180.3800.03719.25
5.4.170.3970.04019.07
5.4.160.3100.03719.11
5.4.150.3200.03319.20
5.4.140.3500.03716.38
5.4.130.3430.03716.29
5.4.120.3370.04016.29
5.4.110.3130.03716.58
5.4.100.2930.03316.51
5.4.90.3030.03316.40
5.4.80.3330.03716.43
5.4.70.2870.03716.44
5.4.60.3530.04316.39
5.4.50.2930.03316.51
5.4.40.3170.03316.51
5.4.30.2930.02716.50
5.4.20.3330.03716.55
5.4.10.3170.03716.42
5.4.00.3200.03315.99
5.3.290.3400.04014.64
5.3.280.3300.04714.75
5.3.270.3930.03314.52
5.3.260.3270.03014.57
5.3.250.3500.03314.50
5.3.240.3330.03714.69
5.3.230.3430.03714.51
5.3.220.3430.03314.57
5.3.210.3130.03314.55
5.3.200.3230.02714.63
5.3.190.3200.03014.57
5.3.180.3130.03714.71
5.3.170.2930.03314.63
5.3.160.3370.03714.48
5.3.150.3070.03714.63
5.3.140.3130.03314.52
5.3.130.3570.03714.46
5.3.120.3000.04014.63
5.3.110.3170.03714.44
5.3.100.3400.03714.00
5.3.90.3300.04014.23
5.3.80.3300.04013.98
5.3.70.3470.03014.09
5.3.60.3330.04013.92
5.3.50.3530.03013.99
5.3.40.3230.03313.84
5.3.30.3430.03313.91
5.3.20.3430.03713.71
5.3.10.4070.03313.77
5.3.00.3800.04313.55
5.2.170.2130.02011.14
5.2.160.2800.03711.18
5.2.150.2870.03311.24
5.2.140.2900.02711.19
5.2.130.3300.02710.99
5.2.120.2970.03311.32
5.2.110.2770.03311.31
5.2.100.2730.02011.21
5.2.90.2930.03311.11
5.2.80.2970.03311.25
5.2.70.3070.03011.20
5.2.60.2970.03011.26
5.2.50.2900.03010.98
5.2.40.2200.02710.99
5.2.30.2170.02711.20
5.2.20.2470.02010.95
5.2.10.2470.02310.75
5.2.00.2430.02710.62
5.1.60.2070.0239.91
5.1.50.2430.02010.21
5.1.40.2530.0279.85
5.1.30.2400.02310.34
5.1.20.2370.02310.50
5.1.10.2270.03010.30
5.1.00.2130.02310.04
5.0.50.1230.0238.57
5.0.40.1270.0208.57
5.0.30.1200.0308.57
5.0.20.1470.0138.57
5.0.10.1300.0178.57
5.0.00.1500.0338.57
4.4.90.1170.0178.57
4.4.80.1300.0138.57
4.4.70.1170.0208.57
4.4.60.1170.0138.57
4.4.50.1100.0208.57
4.4.40.1170.0238.57
4.4.30.1270.0138.57
4.4.20.1130.0178.57
4.4.10.1300.0208.57
4.4.00.1270.0308.57
4.3.110.1230.0178.57
4.3.100.1270.0178.57
4.3.90.1630.0178.57
4.3.80.0700.0278.57
4.3.70.1300.0138.57
4.3.60.1230.0178.57
4.3.50.1430.0138.57
4.3.40.1370.0178.57
4.3.30.0700.0178.57
4.3.20.0870.0278.57
4.3.10.0770.0238.57
4.3.00.0870.0138.57

preferences:
54.5 ms | 401 KiB | 5 Q