3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str=' slknvs '; echo $str;

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)
8.3.40.0120.00318.42
8.3.30.0080.00618.55
8.3.20.0060.00318.52
8.3.10.0080.00020.52
8.3.00.0040.00419.25
8.2.170.0100.00322.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0020.00519.40
8.2.110.0030.00722.17
8.2.100.0090.00317.91
8.2.90.0060.00317.63
8.2.80.0050.00617.97
8.2.70.0000.00818.03
8.2.60.0030.00618.05
8.2.50.0000.00719.28
8.2.40.0040.00420.57
8.2.30.0070.00018.05
8.2.20.0030.00617.67
8.2.10.0050.00317.67
8.2.00.0030.00617.54
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0090.00022.59
8.1.230.0040.00717.77
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0030.00517.23
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0030.00618.77
8.1.150.0050.00318.59
8.1.140.0040.00417.33
8.1.130.0030.00317.81
8.1.120.0040.00417.30
8.1.110.0040.00417.28
8.1.100.0000.00717.39
8.1.90.0000.00717.28
8.1.80.0050.00217.33
8.1.70.0000.00717.28
8.1.60.0040.00417.49
8.1.50.0030.00617.37
8.1.40.0060.00317.36
8.1.30.0060.00317.41
8.1.20.0020.00517.62
8.1.10.0040.00417.50
8.1.00.0050.00217.26
8.0.300.0070.00018.77
8.0.290.0080.00416.58
8.0.280.0000.00718.39
8.0.270.0030.00317.16
8.0.260.0030.00318.50
8.0.250.0000.00716.97
8.0.240.0000.00716.92
8.0.230.0000.00716.84
8.0.220.0030.00316.70
8.0.210.0070.00016.69
8.0.200.0000.00616.94
8.0.190.0070.00016.84
8.0.180.0070.00016.86
8.0.170.0040.00416.69
8.0.160.0040.00416.89
8.0.150.0040.00416.64
8.0.140.0000.00816.75
8.0.130.0000.00513.25
8.0.120.0070.00016.77
8.0.110.0040.00416.70
8.0.100.0000.00716.82
8.0.90.0040.00416.75
8.0.80.0090.00916.86
8.0.70.0040.00416.85
8.0.60.0000.00816.66
8.0.50.0040.00416.80
8.0.30.0090.00916.89
8.0.20.0130.00717.02
8.0.10.0070.00016.82
8.0.00.0110.01016.80
7.4.330.0020.00213.02
7.4.320.0040.00416.45
7.4.300.0000.00616.34
7.4.290.0000.00616.51
7.4.280.0070.00016.53
7.4.270.0030.00316.45
7.4.260.0030.00313.17
7.4.250.0000.00816.48
7.4.240.0030.00316.50
7.4.230.0030.00316.63
7.4.220.0090.00916.48
7.4.210.0090.01016.48
7.4.200.0030.00316.64
7.4.190.0000.00716.70
7.4.160.0070.01616.56
7.4.150.0100.00716.30
7.4.140.0030.01416.41
7.4.130.0100.00716.48
7.4.120.0050.01116.54
7.4.110.0070.01016.37
7.4.100.0130.00316.37
7.4.90.0100.01416.46
7.4.80.0170.00819.39
7.4.70.0090.00616.55
7.4.60.0060.01016.42
7.4.50.0030.01016.60
7.4.40.0080.00716.33
7.4.30.0060.00916.43
7.4.00.0050.01214.93
7.3.330.0060.00013.08
7.3.320.0050.00213.02
7.3.310.0000.00616.23
7.3.300.0030.00316.17
7.3.290.0040.01716.21
7.3.280.0100.00716.16
7.3.270.0100.00616.06
7.3.260.0070.01016.29
7.3.250.0070.01116.24
7.3.240.0090.00916.23
7.3.230.0130.00316.45
7.3.210.0130.00316.23
7.3.200.0160.00316.52
7.3.190.0100.00716.30
7.3.180.0060.00916.50
7.3.170.0090.00616.11
7.3.160.0060.01016.51
7.3.120.0100.00614.80
7.3.110.0030.01414.66
7.3.100.0030.01214.90
7.3.90.0100.00614.96
7.3.80.0050.00514.77
7.3.70.0000.01314.63
7.3.60.0090.00614.53
7.3.50.0090.00614.54
7.3.40.0100.00414.29
7.3.30.0100.01014.68
7.3.20.0060.01216.33
7.3.10.0070.00316.59
7.3.00.0000.01516.30
7.2.330.0060.01516.61
7.2.320.0060.01516.25
7.2.310.0030.01516.46
7.2.300.0030.01316.52
7.2.290.0110.01116.47
7.2.250.0090.00915.04
7.2.240.0060.01015.19
7.2.230.0100.01014.66
7.2.220.0070.01114.86
7.2.210.0070.01014.68
7.2.200.0120.00314.86
7.2.190.0090.00014.80
7.2.180.0070.01114.89
7.2.170.0070.01014.59
7.2.00.0080.00319.41
7.1.330.0060.00915.73
7.1.320.0000.01415.74
7.1.310.0000.01115.69
7.1.300.0000.00915.78
7.1.290.0110.00015.80
7.1.280.0090.00615.55
7.1.270.0030.01215.64
7.1.260.0030.00715.71
7.1.100.0080.00418.06
7.1.70.0030.00517.12
7.1.60.0070.01419.40
7.1.50.0090.00316.94
7.1.00.0100.06322.57
7.0.200.0000.00816.75
7.0.140.0100.06722.21
7.0.120.0100.06322.12
7.0.60.0100.07720.00
7.0.50.0170.07717.88
7.0.40.0030.05017.79
7.0.30.0030.04717.79
7.0.20.0070.04017.68
7.0.10.0030.04017.75
7.0.00.0130.06017.65
5.6.280.0070.07020.77
5.6.210.0030.04020.74
5.6.200.0000.04718.12
5.6.190.0100.06318.16
5.6.180.0070.07718.22
5.6.170.0000.05018.12
5.6.160.0070.08718.21
5.6.150.0100.07718.17
5.6.140.0070.08018.18
5.6.130.0200.05018.18
5.6.120.0100.03718.15
5.6.110.0200.07018.07
5.6.100.0070.08018.17
5.6.90.0130.07718.13
5.6.80.0100.04317.60
5.6.70.0000.04317.61
5.6.60.0070.06317.59
5.6.50.0100.06717.59
5.6.40.0030.07717.46
5.6.30.0170.06717.54
5.6.20.0030.04017.50
5.6.10.0070.05717.43
5.6.00.0170.03317.45
5.5.350.0070.08720.36
5.5.340.0100.06317.99
5.5.330.0070.04718.02
5.5.320.0030.05318.02
5.5.310.0030.04018.02
5.5.300.0000.05317.98
5.5.290.0070.05018.01
5.5.280.0000.05017.88
5.5.270.0100.04017.92
5.5.260.0170.07017.99
5.5.250.0030.06017.82
5.5.240.0000.04317.33
5.5.230.0070.06017.30
5.5.220.0000.04717.35
5.5.210.0130.07317.29
5.5.200.0070.08017.28
5.5.190.0170.04717.23
5.5.180.0000.04717.22
5.5.160.0030.04317.37
5.5.150.0130.07017.34
5.5.140.0100.03317.26
5.5.130.0070.06017.36
5.5.120.0100.04717.30
5.5.110.0000.08317.31
5.5.100.0030.06317.13
5.5.90.0130.03317.15
5.5.80.0030.05317.13
5.5.70.0170.06317.25
5.5.60.0070.08017.25
5.5.50.0070.05717.25
5.5.40.0000.05017.16
5.5.30.0000.04017.15
5.5.20.0070.08317.20
5.5.10.0100.08017.15
5.5.00.0070.04017.25
5.4.450.0170.07019.16
5.4.440.0130.06719.43
5.4.430.0000.04319.35
5.4.420.0100.07319.31
5.4.410.0030.08719.02
5.4.400.0070.05318.99
5.4.390.0030.05018.99
5.4.380.0070.07319.07
5.4.370.0100.07718.91
5.4.360.0030.04719.20
5.4.350.0030.04718.89
5.4.340.0070.03718.95
5.4.320.0100.07718.98
5.4.310.0030.07018.98
5.4.300.0100.07018.96
5.4.290.0100.06719.11
5.4.280.0000.04319.09
5.4.270.0000.04319.09
5.4.260.0100.06018.82
5.4.250.0070.04718.98
5.4.240.0100.03319.13
5.4.230.0030.07718.98
5.4.220.0030.07718.88
5.4.210.0100.05319.00
5.4.200.0070.04019.09
5.4.190.0070.03719.20
5.4.180.0070.07718.81
5.4.170.0100.05718.96
5.4.160.0070.04319.07
5.4.150.0000.04019.01
5.4.140.0000.04016.45
5.4.130.0000.03716.36
5.4.120.0000.03716.27
5.4.110.0070.03316.28
5.4.100.0000.03716.28
5.4.90.0030.03316.43
5.4.80.0000.04016.31
5.4.70.0000.03716.27
5.4.60.0100.03016.36
5.4.50.0000.03716.25
5.4.40.0030.03316.26
5.4.30.0070.03016.20
5.4.20.0000.03716.35
5.4.10.0100.03316.36
5.4.00.0000.03715.62
5.3.290.0030.06314.44
5.3.280.0030.04314.55
5.3.270.0030.05714.56
5.3.260.0000.04014.45
5.3.250.0030.03714.40
5.3.240.0000.04014.43
5.3.230.0100.04014.56
5.3.220.0030.03714.53
5.3.210.0000.04014.53
5.3.200.0070.03314.52
5.3.190.0070.03314.52
5.3.180.0030.03714.49
5.3.170.0030.03714.52
5.3.160.0000.03714.54
5.3.150.0030.05314.51
5.3.140.0070.03314.52
5.3.130.0030.03714.41
5.3.120.0030.03714.50
5.3.110.0030.03714.37
5.3.100.0030.03713.80
5.3.90.0000.03713.95
5.3.80.0000.03713.96
5.3.70.0000.03714.00
5.3.60.0000.04013.95
5.3.50.0030.03714.02
5.3.40.0000.03713.87
5.3.30.0030.03713.86
5.3.20.0070.03013.62
5.3.10.0070.03013.57
5.3.00.0030.03313.54
5.2.170.0000.03011.06
5.2.160.0000.03011.12
5.2.150.0000.03010.97
5.2.140.0000.03011.14
5.2.130.0000.03011.07
5.2.120.0000.03010.93
5.2.110.0030.03011.09
5.2.100.0000.03011.01
5.2.90.0000.03011.05
5.2.80.0000.03011.07
5.2.70.0030.02710.90
5.2.60.0030.02711.07
5.2.50.0030.02710.97
5.2.40.0030.02710.93
5.2.30.0030.02711.10
5.2.20.0030.05310.90
5.2.10.0030.05310.88
5.2.00.0070.03710.75
5.1.60.0000.0309.96
5.1.50.0030.0379.90
5.1.40.0030.04010.04
5.1.30.0030.05710.32
5.1.20.0030.05710.49
5.1.10.0070.06010.11
5.1.00.0070.03010.21
5.0.50.0030.0308.59
5.0.40.0070.0278.31
5.0.30.0070.0538.20
5.0.20.0030.0178.25
5.0.10.0070.0308.23
5.0.00.0030.0408.14
4.4.90.0000.0177.99
4.4.80.0000.0137.99
4.4.70.0030.0207.99
4.4.60.0000.0377.99
4.4.50.0070.0337.99
4.4.40.0000.0537.99
4.4.30.0000.0377.99
4.4.20.0070.0307.99
4.4.10.0070.0307.99
4.4.00.0000.0377.99
4.3.110.0000.0407.99
4.3.100.0000.0207.99
4.3.90.0000.0377.99
4.3.80.0000.0537.99
4.3.70.0000.0237.99
4.3.60.0030.0337.99
4.3.50.0000.0207.99
4.3.40.0030.0507.99
4.3.30.0000.0307.99
4.3.20.0000.0177.99
4.3.10.0000.0177.99
4.3.00.0030.0137.99

preferences:
29.23 ms | 404 KiB | 6 Q