3v4l.org

run code in 300+ PHP versions simultaneously
<?php /*function add($a, $b){ return $a + $b; } echo add(2,3); function subtract ($a, $b){ return $a - $b; } echo subtract(5,4); function concatenate($a, $b){ return $a . $b; } echo concatenate('Hello', 'Wie');*/ //$arr = ['test', 'test2']; //print_r($arr[0]); function addToArray($arr2){ $arr2 = []; $arr2[] = 'test'; print_r($arr2); }

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)
8.3.40.0070.00718.53
8.3.30.0070.00718.84
8.3.20.0070.00020.31
8.3.10.0000.00721.71
8.3.00.0080.00019.13
8.2.170.0070.00722.96
8.2.160.0100.00720.50
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00419.66
8.2.110.0030.01320.99
8.2.100.0090.00317.50
8.2.90.0000.00819.14
8.2.80.0090.00017.97
8.2.70.0040.00417.38
8.2.60.0000.00717.80
8.2.50.0000.00918.07
8.2.40.0000.00819.88
8.2.30.0040.00417.98
8.2.20.0040.00417.63
8.2.10.0040.00417.80
8.2.00.0070.00017.60
8.1.270.0040.00420.53
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0090.00317.23
8.1.230.0060.00617.77
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0000.00817.00
8.1.180.0030.00618.10
8.1.170.0000.00820.38
8.1.160.0050.00221.98
8.1.150.0070.00018.67
8.1.140.0050.00317.25
8.1.130.0000.00717.62
8.1.120.0060.00317.20
8.1.110.0040.00417.36
8.1.100.0000.00717.27
8.1.90.0040.00417.27
8.1.80.0070.00017.31
8.1.70.0000.00717.25
8.1.60.0060.00317.45
8.1.50.0090.00017.38
8.1.40.0030.00617.26
8.1.30.0000.00817.50
8.1.20.0000.00717.40
8.1.10.0030.00517.41
8.1.00.0030.00717.30
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.22
8.0.270.0050.00217.08
8.0.260.0040.00417.03
8.0.250.0000.00716.81
8.0.240.0000.00816.84
8.0.230.0030.00316.88
8.0.220.0030.00316.75
8.0.210.0000.00716.69
8.0.200.0030.00316.80
8.0.190.0060.00316.78
8.0.180.0030.00316.80
8.0.170.0040.00416.81
8.0.160.0040.00416.73
8.0.150.0050.00216.67
8.0.140.0030.00616.74
8.0.130.0000.00613.17
8.0.120.0040.00416.75
8.0.110.0000.00816.79
8.0.100.0030.00516.70
8.0.90.0050.00316.77
8.0.80.0060.01116.70
8.0.70.0040.00416.55
8.0.60.0000.00716.64
8.0.50.0040.00416.64
8.0.30.0110.01116.92
8.0.20.0100.01017.40
8.0.10.0000.00716.79
8.0.00.0100.01216.68
7.4.330.0000.00515.03
7.4.320.0030.00316.45
7.4.300.0030.00316.23
7.4.290.0000.00716.47
7.4.280.0080.00016.34
7.4.270.0000.00716.40
7.4.260.0030.00316.45
7.4.250.0050.00216.32
7.4.240.0060.00216.45
7.4.230.0070.00016.49
7.4.220.0070.01016.51
7.4.210.0070.00716.49
7.4.200.0020.00516.36
7.4.160.0000.01416.34
7.4.150.0120.00617.40
7.4.140.0130.00517.86
7.4.130.0070.00716.40
7.4.120.0090.00816.21
7.4.110.0060.01816.27
7.4.100.0090.00916.24
7.4.90.0090.00916.20
7.4.80.0160.00619.39
7.4.70.0140.00716.22
7.4.60.0070.00716.41
7.4.50.0000.00916.42
7.4.40.0000.01616.34
7.4.30.0160.00316.42
7.4.00.0130.00314.89
7.3.330.0030.00313.27
7.3.320.0090.00313.04
7.3.310.0000.00716.07
7.3.300.0030.00316.12
7.3.290.0080.00816.16
7.3.280.0050.01216.17
7.3.270.0080.01217.40
7.3.260.0130.01016.21
7.3.250.0090.01116.24
7.3.240.0100.00716.18
7.3.230.0140.00716.39
7.3.210.0130.00316.09
7.3.200.0090.00919.39
7.3.190.0080.00816.32
7.3.180.0160.00016.20
7.3.170.0090.00916.27
7.3.160.0080.00816.19
7.2.330.0110.00716.48
7.2.320.0100.01316.31
7.2.310.0130.00616.59
7.2.300.0090.00716.41
7.2.290.0090.01416.34
7.2.00.0050.00818.79
7.1.100.0070.00717.80
7.1.70.0040.00716.88
7.1.60.0040.02119.50
7.1.50.0100.01016.76
7.1.00.0130.06322.27
7.0.200.0030.01216.60
7.0.140.0100.06022.09
7.0.60.0100.07719.82
7.0.50.0030.05017.85
7.0.40.0000.04720.40
7.0.30.0530.06720.26
7.0.20.0370.06720.06
7.0.10.0030.08320.23
7.0.00.0030.04320.16
5.6.280.0070.07021.03
5.6.210.0100.06020.49
5.6.200.0070.08318.15
5.6.190.0100.05020.48
5.6.180.0270.06720.52
5.6.170.0270.06720.55
5.6.160.0030.09020.48
5.6.150.0100.06018.22
5.6.140.0070.07018.25
5.6.130.0000.05318.27
5.6.120.0070.08721.11
5.6.110.0030.04020.95
5.6.100.0230.06321.00
5.6.90.0130.08320.97
5.6.80.0100.05320.40
5.6.70.3830.03720.33
5.5.350.0370.06720.41
5.5.340.0100.05718.08
5.5.330.0130.06720.21
5.5.320.0330.07320.35
5.5.310.0330.07320.34
5.5.300.0070.03317.98
5.5.290.0000.05717.94
5.5.280.0070.08720.77
5.5.270.0070.07720.65
5.5.260.0000.07020.72
5.5.250.0070.08020.71
5.5.240.0300.05720.16
5.4.450.0130.06019.70
5.4.440.0930.05319.43
5.4.430.0300.06319.16
5.4.420.0800.06019.54
5.4.410.0570.06719.48
5.4.400.0230.05018.48
5.4.390.0200.05318.48
5.4.380.0230.05318.59
5.4.370.0130.06018.70
5.4.360.0230.05018.61
5.4.350.0200.05018.70
5.4.340.0170.05018.59
5.4.320.0230.05018.54
5.4.310.0370.04018.77
5.4.300.0200.05318.68
5.4.290.0200.06018.71
5.4.280.0370.04018.49
5.4.270.0000.07018.77
5.4.260.0200.05318.46
5.4.250.0370.04318.77
5.4.240.0230.05018.60
5.4.230.0230.05018.54
5.4.220.0130.06018.54
5.4.210.0330.05318.71
5.4.200.0100.05716.63
5.4.190.0230.04718.68
5.4.180.0230.04718.75
5.4.170.0130.05718.43
5.4.160.0200.05318.74
5.4.150.0170.05718.75
5.4.140.0170.05716.29
5.4.130.0230.05016.18
5.4.120.0200.05716.29
5.4.110.0200.05016.25
5.4.100.0070.06316.30
5.4.90.0170.05316.27
5.4.80.0100.06016.23
5.4.70.0100.06716.42
5.4.60.0130.05316.27
5.4.50.0270.04016.28
5.4.40.0170.05316.26
5.4.30.0170.06016.14
5.4.20.0170.05316.41
5.4.10.0230.05016.26
5.4.00.0170.05015.69
5.3.290.0070.06714.87
5.3.280.0130.07014.78
5.3.270.0100.06014.63
5.3.260.0200.05014.60
5.3.250.0130.05714.81
5.3.240.0200.06714.73
5.3.230.0030.06714.66
5.3.220.0230.04314.76
5.3.210.0330.03714.61
5.3.200.0130.05314.77
5.3.190.0200.05314.67
5.3.180.0170.05014.62
5.3.170.0200.06014.61
5.3.160.0200.06014.75
5.3.150.0230.05714.70
5.3.140.0170.05714.71
5.3.130.0070.06314.75
5.3.120.0270.05314.60
5.3.110.0230.04714.74
5.3.100.0100.05714.11
5.3.90.0230.07714.04
5.3.80.0230.04714.00
5.3.70.0130.05714.14
5.3.60.0100.06013.99
5.3.50.0200.06314.07
5.3.40.0100.06013.98
5.3.30.0270.06314.09
5.3.20.0270.06013.73
5.3.10.0230.05313.65
5.3.00.0200.05013.66
5.2.170.0130.04711.24
5.2.160.0100.06311.18
5.2.150.0200.05311.26
5.2.140.0270.05011.13
5.2.130.0100.04711.20
5.2.120.0200.03711.22
5.2.110.0230.03311.13
5.2.100.0200.03311.08
5.2.90.0030.05311.17
5.2.80.0130.04311.14
5.2.70.0170.04311.08
5.2.60.0200.03711.15
5.2.50.0170.04011.00
5.2.40.0100.04311.09
5.2.30.0170.04011.09
5.2.20.0070.04711.00
5.2.10.0170.03710.88
5.2.00.0200.03310.74
5.1.60.0130.03310.17
5.1.50.0130.03710.09
5.1.40.0030.04010.00
5.1.30.0070.04010.53
5.1.20.0070.04310.55
5.1.10.0100.03710.11
5.1.00.0130.03710.16
5.0.50.0030.0338.59
5.0.40.0100.0238.43
5.0.30.0030.0508.26
5.0.20.0030.0338.26
5.0.10.0100.0278.30
5.0.00.0030.0478.14
4.4.90.0030.0235.91
4.4.80.0100.0205.88
4.4.70.0030.0235.96
4.4.60.0030.0305.99
4.4.50.0030.0275.93
4.4.40.0000.0505.91
4.4.30.0100.0275.88
4.4.20.0000.0375.94
4.4.10.0070.0275.98
4.4.00.0070.0405.92
4.3.110.0170.0175.84
4.3.100.0070.0275.81
4.3.90.0000.0305.87
4.3.80.0070.0335.82
4.3.70.0070.0275.77
4.3.60.0070.0205.80
4.3.50.0030.0235.77
4.3.40.0070.0335.84
4.3.30.0030.0234.69
4.3.20.0030.0234.53
4.3.10.0030.0234.50
4.3.00.0030.0207.27

preferences:
34.59 ms | 400 KiB | 5 Q