3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,2,3,4,5,6,7,8,9,10,'a','b','c','d','e','f','g','h','i','j'); $n=10; $tmp0 = $arr[0]; $tmp1 = $arr[$n]; for($i=0,$j=$n;$i<19;$i++,$j++){ printIt($arr); echo("\n"); $arr[$i]=$tmp0; $i++; $tmp0=$arr[$i]; $arr[$i]=$tmp1; $tmp1=$arr[$j+1]; } printIt($arr); function printIt($arr){ for($i=0;$i<count($arr);$i++){ echo($arr[$i]." "); } } ?>

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)
8.3.60.0120.00918.48
8.3.50.0050.01421.91
8.3.40.0120.00318.88
8.3.30.0120.00319.27
8.3.20.0040.00420.20
8.3.10.0050.00321.88
8.3.00.0030.00622.13
8.2.180.0100.01016.63
8.2.170.0120.00922.96
8.2.160.0060.01321.02
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00417.63
8.2.110.0030.00722.07
8.2.100.0080.00417.91
8.2.90.0040.00419.31
8.2.80.0050.00318.04
8.2.70.0060.00317.75
8.2.60.0060.00317.93
8.2.50.0040.00418.07
8.2.40.0070.00018.16
8.2.30.0080.00018.05
8.2.20.0060.00317.80
8.2.10.0040.00417.69
8.2.00.0040.00417.87
8.1.280.0070.01525.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.91
8.1.230.0040.00718.74
8.1.220.0000.00817.79
8.1.210.0060.00618.77
8.1.200.0080.00317.35
8.1.190.0090.00017.52
8.1.180.0030.00618.10
8.1.170.0040.00418.42
8.1.160.0040.00422.09
8.1.150.0050.00318.64
8.1.140.0040.00417.36
8.1.130.0000.00717.73
8.1.120.0000.00817.48
8.1.110.0040.00417.38
8.1.100.0110.00017.44
8.1.90.0070.00017.35
8.1.80.0000.00717.42
8.1.70.0070.00017.47
8.1.60.0080.00017.58
8.1.50.0000.00817.53
8.1.40.0000.00817.50
8.1.30.0000.00817.65
8.1.20.0060.00317.66
8.1.10.0000.00717.53
8.1.00.0000.00817.38
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0050.00318.32
8.0.270.0040.00417.26
8.0.260.0060.00016.89
8.0.250.0000.00717.02
8.0.240.0040.00416.91
8.0.230.0000.00717.05
8.0.220.0030.00316.82
8.0.210.0000.00816.89
8.0.200.0040.00417.00
8.0.190.0040.00417.01
8.0.180.0030.00716.94
8.0.170.0050.00316.98
8.0.160.0060.00316.78
8.0.150.0030.00616.94
8.0.140.0000.00816.97
8.0.130.0050.00313.36
8.0.120.0040.00416.89
8.0.110.0000.00716.85
8.0.100.0040.00416.98
8.0.90.0000.00717.01
8.0.80.0060.01217.01
8.0.70.0050.00217.06
8.0.60.0000.00816.84
8.0.50.0070.00016.93
8.0.30.0130.00717.17
8.0.20.0140.00717.40
8.0.10.0070.00016.99
8.0.00.0120.00816.93
7.4.330.0000.00515.00
7.4.320.0030.00316.58
7.4.300.0000.00716.48
7.4.290.0000.00716.40
7.4.280.0000.00716.63
7.4.270.0000.00716.45
7.4.260.0050.00316.47
7.4.250.0070.00016.56
7.4.240.0060.00116.51
7.4.230.0000.00716.58
7.4.220.0110.00716.63
7.4.210.0120.00716.54
7.4.200.0040.00416.41
7.4.190.0040.00416.75
7.4.160.0070.01016.60
7.4.150.0140.00717.40
7.4.140.0090.01217.86
7.4.130.0100.01016.52
7.4.120.0120.01216.50
7.4.110.0080.01116.48
7.4.100.0110.00716.54
7.4.90.0070.01416.49
7.4.80.0110.00819.39
7.4.70.0080.00916.48
7.4.60.0120.00616.25
7.4.50.0000.00716.36
7.4.40.0070.01022.77
7.4.30.0100.01316.52
7.4.10.0100.01014.97
7.4.00.0070.01015.03
7.3.330.0050.00013.25
7.3.320.0030.00313.25
7.3.310.0040.00416.23
7.3.300.0000.00616.30
7.3.290.0070.00716.51
7.3.280.0100.00916.40
7.3.270.0120.01217.40
7.3.260.0120.00616.45
7.3.250.0180.00416.40
7.3.240.0060.01216.66
7.3.230.0090.00916.45
7.3.210.0100.00716.52
7.3.200.0120.01219.39
7.3.190.0100.01416.31
7.3.180.0100.00716.52
7.3.170.0100.00916.61
7.3.160.0040.01416.46
7.3.130.0140.00314.83
7.3.120.0060.01014.93
7.3.110.0000.01614.81
7.3.100.0000.01615.04
7.3.90.0060.00914.81
7.3.80.0000.01514.91
7.3.70.0040.01114.98
7.3.60.0060.00614.68
7.3.50.0030.00614.82
7.3.40.0000.01014.61
7.3.30.0070.00714.98
7.3.20.0060.00316.81
7.3.10.0090.00916.66
7.3.00.0080.00616.55
7.2.330.0110.01016.81
7.2.320.0060.01616.62
7.2.310.0120.00616.45
7.2.300.0140.00416.74
7.2.290.0130.00516.84
7.2.260.0100.01014.76
7.2.250.0110.00815.25
7.2.240.0100.00315.27
7.2.230.0120.00315.39
7.2.220.0030.01515.07
7.2.210.0060.00915.11
7.2.200.0000.00914.98
7.2.190.0090.00414.95
7.2.180.0060.00915.02
7.2.170.0090.00314.80
7.2.160.0000.01015.03
7.2.150.0070.01016.68
7.2.140.0000.01816.91
7.2.130.0060.00716.84
7.2.120.0050.01116.99
7.2.110.0040.00916.91
7.2.100.0070.00716.91
7.2.90.0050.00816.89
7.2.80.0100.00516.89
7.2.70.0060.00916.59
7.2.60.0080.00616.95
7.2.50.0050.01017.03
7.2.40.0090.00717.08
7.2.30.0030.01516.83
7.2.20.0060.00616.88
7.2.10.0060.00817.11
7.2.00.0040.00817.76
7.1.330.0040.00815.71
7.1.320.0060.00615.84
7.1.310.0110.00415.70
7.1.300.0090.00315.78
7.1.290.0000.01415.76
7.1.280.0000.01315.87
7.1.270.0030.00515.58
7.1.260.0060.01015.91
7.1.250.0040.00915.61
7.1.240.0100.00415.91
7.1.230.0090.00815.73
7.1.220.0060.00615.75
7.1.210.0030.00715.71
7.1.200.0060.01015.75
7.1.190.0060.00915.68
7.1.180.0070.00715.83
7.1.170.0070.00515.75
7.1.160.0080.00515.89
7.1.150.0040.01015.86
7.1.140.0050.00815.77
7.1.130.0070.00515.84
7.1.120.0080.00515.60
7.1.110.0020.01215.81
7.1.100.0060.00816.34
7.1.90.0040.00615.94
7.1.80.0030.00915.83
7.1.70.0070.00516.29
7.1.60.0090.00817.18
7.1.50.0040.01016.23
7.1.40.0050.01015.71
7.1.30.0060.00515.78
7.1.20.0080.00615.67
7.1.10.0080.00815.71
7.1.00.0050.03018.06
7.0.330.0060.00715.46
7.0.320.0080.00515.48
7.0.310.0070.00815.45
7.0.300.0060.00815.23
7.0.290.0110.00315.19
7.0.280.0060.00615.37
7.0.270.0050.00715.40
7.0.260.0050.00615.38
7.0.250.0080.00415.44
7.0.240.0030.00615.34
7.0.230.0090.00315.57
7.0.220.0050.00715.49
7.0.210.0020.00815.46
7.0.200.0060.00415.87
7.0.190.0050.01015.39
7.0.180.0060.00815.47
7.0.170.0120.00015.51
7.0.160.0030.00815.49
7.0.150.0060.00515.44
7.0.140.0100.02317.66
7.0.130.0010.00915.43
7.0.120.0010.00915.58
7.0.110.0070.00515.34
7.0.100.0000.01315.56
7.0.90.0010.00815.42
7.0.80.0050.00915.33
7.0.70.0070.00615.41
7.0.60.0090.02016.93
7.0.50.0080.03016.18
7.0.40.0070.02515.54
7.0.30.0080.02215.71
7.0.20.0160.01915.73
7.0.10.0050.02515.59
7.0.00.0080.03015.74
5.6.400.0100.00314.52
5.6.390.0110.00414.38
5.6.380.0070.00714.63
5.6.370.0070.00914.55
5.6.360.0090.00514.60
5.6.350.0070.00814.18
5.6.340.0060.00614.47
5.6.330.0040.00814.44
5.6.320.0060.00614.67
5.6.310.0160.00214.28
5.6.300.0040.00614.43
5.6.290.0050.00714.51
5.6.280.0030.02716.43
5.6.270.0060.00914.45
5.6.260.0040.00914.24
5.6.250.0000.01214.18
5.6.240.0030.00714.48
5.6.230.0080.00514.43
5.6.220.0050.00914.53
5.6.210.0090.03016.38
5.6.200.0020.02715.76
5.6.190.0080.01716.44
5.6.180.0090.02516.54
5.6.170.0120.03016.35
5.6.160.0080.03216.50
5.6.150.0060.02715.75
5.6.140.0070.02615.63
5.6.130.0060.02615.61
5.6.120.0060.02916.50
5.6.110.0060.03416.62
5.6.100.0070.01816.68
5.6.90.0060.01816.68
5.6.80.0090.02616.41
5.6.70.0050.00714.19
5.6.60.0050.00814.19
5.6.50.0050.00714.47
5.6.40.0080.00714.22
5.6.30.0100.00514.54
5.6.20.0040.00914.38
5.6.10.0090.00714.47
5.6.00.0030.01114.42
5.5.380.0060.00612.93
5.5.370.0040.00612.83
5.5.360.0070.00312.64
5.5.350.0100.03015.50
5.5.340.0070.01614.37
5.5.330.0060.01815.46
5.5.320.0090.01915.33
5.5.310.0160.02915.38
5.5.300.0060.01714.54
5.5.290.0060.01714.36
5.5.280.0050.03415.58
5.5.270.0080.03115.24
5.5.260.0060.02915.44
5.5.250.0050.02015.35
5.5.240.0070.02515.17
5.5.230.0050.00912.61
5.5.220.0010.00812.56
5.5.210.0030.01012.77
5.5.200.0000.01112.64
5.5.190.0070.00712.79
5.5.180.0030.00912.72
5.5.170.0090.00512.71
5.5.160.0030.00812.66
5.5.150.0050.00712.58
5.5.140.0110.00212.83
5.5.130.0050.01012.41
5.5.120.0050.00512.71
5.5.110.0060.00612.78
5.5.100.0020.01112.73
5.5.90.0010.00912.80
5.5.80.0050.00512.64
5.5.70.0050.00712.75
5.5.60.0030.00712.74
5.5.50.0060.00612.77
5.5.40.0110.00312.56
5.5.30.0080.00512.66
5.5.20.0080.00612.81
5.5.10.0040.01112.75
5.5.00.0050.00612.68
5.4.450.0180.01913.94
5.4.440.0220.01813.83
5.4.430.0210.02213.83
5.4.420.0200.01613.84
5.4.410.0210.01613.88
5.4.400.0450.00813.67
5.4.390.0210.01813.78
5.4.380.0110.02313.49
5.4.370.0090.02813.61
5.4.360.0110.02813.66
5.4.350.0130.02513.63
5.4.340.0220.01713.63
5.4.330.0050.00411.10
5.4.320.0070.01811.62
5.4.310.0060.01611.73
5.4.300.0040.01711.49
5.4.290.0030.01711.68
5.4.280.0040.01711.52
5.4.270.0060.01511.51
5.4.260.0030.02011.60
5.4.250.0050.01811.54
5.4.240.0050.01811.45
5.4.230.0060.01611.54
5.4.220.0050.01811.65
5.4.210.0050.01711.50
5.4.200.0060.01611.44
5.4.190.0040.01611.46
5.4.180.0050.01511.42
5.4.170.0090.01311.55
5.4.160.0040.01911.44
5.4.150.0050.01511.53
5.4.140.0050.02211.23
5.4.130.0050.02111.54
5.4.120.0060.02111.22
5.4.110.0060.02011.41
5.4.100.0090.01711.29
5.4.90.0050.02211.40
5.4.80.0080.01811.26
5.4.70.0050.01511.52
5.4.60.0070.01411.40
5.4.50.0030.01811.42
5.4.40.0060.01711.43
5.4.30.0050.01511.35
5.4.20.0030.01911.40
5.4.10.0100.01911.55
5.4.00.0090.01611.29
5.3.290.0040.02111.37
5.3.280.0060.01611.26
5.3.270.0090.01411.38
5.3.260.0040.02011.35
5.3.250.0060.01611.28
5.3.240.0040.01911.14
5.3.230.0060.01511.20
5.3.220.0040.01811.26
5.3.210.0040.01811.25
5.3.200.0050.01811.24
5.3.190.0060.01611.17
5.3.180.0070.01411.43
5.3.170.0040.02411.40
5.3.160.0100.01911.39
5.3.150.0030.01811.27
5.3.140.0050.02411.39
5.3.130.0060.02311.35
5.3.120.0040.02511.26
5.3.110.0080.02211.31
5.3.100.0070.02311.21
5.3.90.0060.01711.18
5.3.80.0030.01811.01
5.3.70.0050.02111.12
5.3.60.0040.02011.04
5.3.50.0070.01911.06
5.3.40.0030.01911.12
5.3.30.0080.01811.17
5.3.20.0050.01910.89
5.3.10.0060.01610.92
5.3.00.0060.01510.80
5.2.170.0060.0189.43
5.2.160.0070.0179.40
5.2.150.0040.0199.39
5.2.140.0040.0259.29
5.2.130.0050.0159.24
5.2.120.0050.0149.23
5.2.110.0070.0149.23
5.2.100.0060.0149.22
5.2.90.0030.0179.27
5.2.80.0030.0189.30
5.2.70.0040.0189.34
5.2.60.0030.0189.32
5.2.50.0070.0179.27
5.2.40.0040.0169.24
5.2.30.0050.0179.26
5.2.20.0040.0179.18
5.2.10.0040.0189.12
5.2.00.0080.0169.03
5.1.60.0020.0158.67
5.1.50.0050.0158.67
5.1.40.0050.0138.67
5.1.30.0020.0178.84
5.1.20.0060.0128.85
5.1.10.0030.0168.71
5.1.00.0050.0158.71
5.0.50.0060.0137.96
5.0.40.0070.0137.89
5.0.30.0020.0347.80
5.0.20.0060.0167.78
5.0.10.0030.0167.77
5.0.00.0050.0227.77
4.4.90.0040.0137.04
4.4.80.0020.0137.02
4.4.70.0020.0137.03
4.4.60.0040.0137.02
4.4.50.0050.0137.03
4.4.40.0030.0197.00
4.4.30.0050.0127.03
4.4.20.0020.0137.07
4.4.10.0050.0077.07
4.4.00.0060.0127.03
4.3.110.0040.0116.98
4.3.100.0020.0116.98
4.3.90.0040.0106.96
4.3.80.0020.0196.94
4.3.70.0020.0146.96
4.3.60.0020.0166.96
4.3.50.0040.0146.96
4.3.40.0020.0196.92
4.3.30.0050.0126.30
4.3.20.0020.0146.29
4.3.10.0040.0116.27
4.3.00.0030.01011.29

preferences:
43.39 ms | 401 KiB | 5 Q