3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 0; $i < 100000; $i++){ $x = implode("", array("xxxx", "xxxx", "xxxx","xxxx")); }

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)
8.3.40.0100.01718.72
8.3.30.0100.01318.88
8.3.20.0030.00920.29
8.3.10.0030.01023.56
8.3.00.0030.01017.09
8.2.170.0110.02222.96
8.2.160.0100.01320.10
8.2.150.0040.00824.18
8.2.140.0000.01324.66
8.2.130.0110.02126.16
8.2.120.0040.00819.24
8.2.110.0000.01722.24
8.2.100.0060.01217.66
8.2.90.0040.01119.05
8.2.80.0000.01517.97
8.2.70.0000.01517.50
8.2.60.0040.01117.80
8.2.50.0030.01318.07
8.2.40.0040.01118.22
8.2.30.0090.00617.98
8.2.20.0000.01417.55
8.2.10.0040.01118.11
8.2.00.0030.01217.80
8.1.270.0130.01322.00
8.1.260.0030.00926.35
8.1.250.0090.00328.09
8.1.240.0000.01623.91
8.1.230.0070.01019.17
8.1.220.0060.00917.74
8.1.210.0060.00918.77
8.1.200.0120.00317.23
8.1.190.0090.00617.00
8.1.180.0070.00718.10
8.1.170.0040.01118.64
8.1.160.0060.00921.99
8.1.150.0000.01418.71
8.1.140.0030.01017.30
8.1.130.0000.01417.73
8.1.120.0000.01417.36
8.1.110.0040.01117.45
8.1.100.0000.01417.35
8.1.90.0000.01417.39
8.1.80.0040.01117.42
8.1.70.0030.01017.27
8.1.60.0040.01217.54
8.1.50.0040.01217.52
8.1.40.0040.01117.33
8.1.30.0090.00617.63
8.1.20.0000.01517.63
8.1.10.0030.01217.33
8.1.00.0030.01417.33
8.0.300.0070.00718.77
8.0.290.0070.00716.63
8.0.280.0000.01418.42
8.0.270.0000.01417.14
8.0.260.0030.01018.30
8.0.250.0030.01016.91
8.0.240.0030.01016.87
8.0.230.0070.00716.90
8.0.220.0000.01316.82
8.0.210.0000.01416.87
8.0.200.0030.01016.88
8.0.190.0040.01216.85
8.0.180.0000.01516.87
8.0.170.0000.01616.87
8.0.160.0000.01416.74
8.0.150.0040.01116.65
8.0.140.0030.01216.73
8.0.130.0000.01313.20
8.0.120.0060.00916.69
8.0.110.0040.01116.80
8.0.100.0030.01316.84
8.0.90.0000.01516.89
8.0.80.0130.02316.79
8.0.70.0060.01216.89
8.0.60.0000.01516.71
8.0.50.0030.01216.80
8.0.30.0120.01716.94
8.0.20.0130.02017.40
8.0.10.0070.01116.76
8.0.00.0080.01916.69
7.4.330.0000.01215.00
7.4.320.0000.01416.46
7.4.300.0030.01016.45
7.4.290.0000.01516.36
7.4.280.0030.01316.29
7.4.270.0000.01516.56
7.4.260.0030.01216.48
7.4.250.0060.00916.35
7.4.240.0050.01116.41
7.4.230.0070.00716.63
7.4.220.0090.02516.30
7.4.210.0030.02116.34
7.4.200.0000.01516.48
7.4.160.0100.01616.32
7.4.150.0090.01917.40
7.4.140.0080.02717.86
7.4.130.0090.01916.47
7.4.120.0110.01716.39
7.4.110.0070.02016.30
7.4.100.0090.02816.32
7.4.90.0030.02316.30
7.4.80.0120.02819.39
7.4.70.0130.01516.53
7.4.60.0170.01016.34
7.4.50.0000.01916.23
7.4.40.0030.02316.44
7.4.30.0070.01916.33
7.4.00.0120.01915.09
7.3.330.0000.01713.07
7.3.320.0040.01113.12
7.3.310.0030.01216.21
7.3.300.0000.01516.32
7.3.290.0100.02416.25
7.3.280.0120.01716.30
7.3.270.0060.02217.40
7.3.260.0070.02416.53
7.3.250.0090.01816.38
7.3.240.0150.01516.30
7.3.230.0060.02216.39
7.3.210.0150.01516.45
7.3.200.0140.02419.39
7.3.190.0140.02416.28
7.3.180.0100.01916.27
7.3.170.0100.02016.29
7.3.160.0130.01416.49
7.2.330.0070.03616.74
7.2.320.0090.02116.56
7.2.310.0090.02616.61
7.2.300.0090.01916.43
7.2.290.0060.03816.66
7.2.00.0030.02318.93
7.1.100.0170.01318.32
7.1.70.0060.00917.13
7.1.60.0100.03119.40
7.1.50.0070.03016.79
7.1.00.0030.08722.31
7.0.200.0060.02916.75
7.0.140.0000.10022.00
7.0.100.0070.08019.94
7.0.90.0230.09319.95
7.0.80.0030.09019.93
7.0.70.0200.09019.96
7.0.60.0200.07719.93
7.0.50.0030.07320.40
7.0.40.0100.05020.10
7.0.30.0130.04020.20
7.0.20.0070.10020.13
7.0.10.0170.08719.99
7.0.00.0100.09320.03
5.6.280.0070.12720.78
5.6.250.0000.08020.62
5.6.240.0030.12720.57
5.6.230.0130.12020.65
5.6.220.0200.11720.58
5.6.210.0000.11020.66
5.6.200.0070.13320.96
5.6.190.0170.07321.07
5.6.180.0030.13720.99
5.6.170.0070.09321.06
5.6.160.0070.14021.01
5.6.150.0070.07721.10
5.6.140.0000.08021.16
5.6.130.0030.12321.00
5.6.120.0100.14021.04
5.6.110.0170.12020.99
5.6.100.0030.07721.07
5.6.90.0070.12320.99
5.6.80.0000.08320.38
5.6.70.0070.07720.45
5.6.60.0030.08020.39
5.6.50.0030.07320.48
5.6.40.0000.08020.26
5.6.30.0030.08320.52
5.6.20.0030.08020.43
5.6.10.0100.07020.32
5.6.00.0070.07320.51
5.5.380.0030.12720.46
5.5.370.0100.12720.43
5.5.360.0100.14020.43
5.5.350.0100.08720.46
5.5.340.0070.07020.63
5.5.330.0070.12320.88
5.5.320.0100.12020.80
5.5.310.0070.07020.62
5.5.300.0030.13320.91
5.5.290.0000.14320.79
5.5.280.0200.14020.92
5.5.270.0130.13320.84
5.5.260.0130.08720.86
5.5.250.0170.10320.72
5.5.240.0100.12020.18
5.5.230.0030.10020.01
5.5.220.0000.08320.10
5.5.210.0000.09320.28
5.5.200.0100.07320.27
5.5.190.0030.07020.28
5.5.180.0130.11320.25
5.5.160.0000.08320.23
5.5.150.0070.07020.10
5.5.140.0100.09320.18
5.5.130.0070.07320.21
5.5.120.0000.08020.14
5.5.110.0030.06720.11
5.5.100.0130.06320.08
5.5.90.0000.06720.04
5.5.80.0130.07320.02
5.5.70.0030.09020.11
5.5.60.0000.06720.09
5.5.50.0070.07720.11
5.5.40.0100.07020.13
5.5.30.0000.08019.95
5.5.20.0130.05720.06
5.5.10.0130.07020.08
5.5.00.0030.07720.04
5.4.450.0130.11719.36
5.4.440.0070.14019.47
5.4.430.0030.13019.11
5.4.420.0070.12719.39
5.4.410.0030.09719.23
5.4.400.0100.11319.03
5.4.390.0030.10019.12
5.4.380.0070.07019.12
5.4.370.0000.08019.04
5.4.360.0030.07719.07
5.4.350.0000.08018.98
5.4.340.0030.07319.18
5.4.320.0030.08719.05
5.4.310.0070.07019.03
5.4.300.0070.07319.05
5.4.290.0070.08018.96
5.4.280.0030.07018.98
5.4.270.0030.06319.12
5.4.260.0100.06719.12
5.4.250.0000.07719.02
5.4.240.0030.07319.11
5.4.230.0000.08319.01
5.4.220.0030.07318.78
5.4.210.0000.07019.09
5.4.200.0000.08019.02
5.4.190.0000.07319.05
5.4.180.0100.06719.03
5.4.170.0030.07319.12
5.4.160.0030.14019.03
5.4.150.0100.12018.97
5.4.140.0070.11016.36
5.4.130.0070.10016.33
5.4.120.0030.12016.26
5.4.110.0030.07316.42
5.4.100.0030.07316.30
5.4.90.0000.08016.22
5.4.80.0030.13316.39
5.4.70.0070.13016.29
5.4.60.0030.08316.19
5.4.50.0030.09716.20
5.4.40.0070.13016.26
5.4.30.0070.11316.18
5.4.20.0030.14016.41
5.4.10.0000.12316.27
5.4.00.0030.11715.56
5.3.290.0030.11014.65
5.3.280.0000.09314.58
5.3.270.0030.07314.54
5.3.260.0030.09314.59
5.3.250.0030.08314.51
5.3.240.0030.13714.59
5.3.230.0030.15314.57
5.3.220.0030.15314.42
5.3.210.0070.09014.57
5.3.200.0030.13314.47
5.3.190.0000.12014.51
5.3.180.0030.08714.53
5.3.170.0000.10714.41
5.3.160.0000.12014.55
5.3.150.0070.13014.41
5.3.140.0030.13314.49
5.3.130.0030.10714.50
5.3.120.0100.14714.48
5.3.110.0070.10014.49
5.3.100.0100.13714.04
5.3.90.0100.13013.99
5.3.80.0030.12713.97
5.3.70.0100.07713.87
5.3.60.0000.11313.96
5.3.50.0030.09713.80
5.3.40.0030.14013.90
5.3.30.0070.11313.89
5.3.20.0000.09713.67
5.3.10.0170.12713.56
5.3.00.0070.14013.62
5.2.170.0100.12311.13
5.2.160.0030.07711.18
5.2.150.0070.14311.06
5.2.140.0030.08711.14
5.2.130.0070.11310.93
5.2.120.0100.12311.14
5.2.110.0070.13010.95
5.2.100.0030.09311.05
5.2.90.0000.09311.11
5.2.80.0030.12011.07
5.2.70.0030.14311.09
5.2.60.0070.08011.05
5.2.50.0030.14310.96
5.2.40.0070.10011.06
5.2.30.0030.13710.84
5.2.20.0030.08010.95
5.2.10.0030.11310.79
5.2.00.0100.06710.66
5.1.60.0130.0979.84
5.1.50.0030.1209.93
5.1.40.0030.13010.05
5.1.30.0070.07710.38
5.1.20.0130.11010.36
5.1.10.0030.07710.08
5.1.00.0070.0709.90
5.0.50.0000.1438.54
5.0.40.0070.1208.40
5.0.30.0000.1338.21
5.0.20.0030.1438.07
5.0.10.0100.1178.22
5.0.00.0030.0878.23
4.4.90.0000.1438.07
4.4.80.0000.1078.07
4.4.70.0030.1408.07
4.4.60.0000.1338.07
4.4.50.0000.1138.07
4.4.40.0000.1778.07
4.4.30.0000.0978.07
4.4.20.0000.1438.07
4.4.10.0000.1208.07
4.4.00.0000.1608.07
4.3.110.0000.0878.07
4.3.100.0070.1538.07
4.3.90.0000.0878.07
4.3.80.0000.1408.07
4.3.70.0030.1278.07
4.3.60.0070.1108.07
4.3.50.0000.1508.07
4.3.40.0000.1638.07
4.3.30.0000.1378.07
4.3.20.0000.1138.07
4.3.10.0000.1208.07
4.3.00.0000.0878.07

preferences:
53.63 ms | 400 KiB | 5 Q