3v4l.org

run code in 300+ PHP versions simultaneously
<?php $key = 12345678901234; echo 'key=', $key, "\n"; function encode($id) { $part1 = strlen((string)$id); return $part1; } echo encode(3);

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)
8.3.60.0110.00418.18
8.3.50.0170.00018.05
8.3.40.0110.00418.70
8.3.30.0150.00418.92
8.3.20.0040.00420.38
8.3.10.0040.00423.66
8.3.00.0040.00419.21
8.2.180.0070.01018.54
8.2.170.0180.00022.96
8.2.160.0110.00322.15
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00619.66
8.2.110.0080.00320.35
8.2.100.0090.00317.91
8.2.90.0050.00219.17
8.2.80.0080.00017.97
8.2.70.0060.00317.50
8.2.60.0060.00317.92
8.2.50.0040.00418.07
8.2.40.0000.00819.72
8.2.30.0000.00718.16
8.2.20.0000.00817.59
8.2.10.0040.00418.12
8.2.00.0000.00717.80
8.1.280.0150.00425.92
8.1.270.0100.00024.66
8.1.260.0100.01026.35
8.1.250.0050.00228.09
8.1.240.0100.00022.12
8.1.230.0110.00023.96
8.1.220.0050.00317.79
8.1.210.0080.00018.77
8.1.200.0090.00217.10
8.1.190.0050.00317.00
8.1.180.0030.00518.10
8.1.170.0050.00318.65
8.1.160.0000.00821.86
8.1.150.0040.00418.81
8.1.140.0040.00419.17
8.1.130.0000.00717.82
8.1.120.0040.00417.36
8.1.110.0050.00317.45
8.1.100.0070.00017.36
8.1.90.0000.00817.43
8.1.80.0000.00717.33
8.1.70.0040.00417.45
8.1.60.0060.00317.55
8.1.50.0030.00517.48
8.1.40.0050.00217.57
8.1.30.0030.00617.55
8.1.20.0000.00717.54
8.1.10.0000.00717.40
8.1.00.0070.00017.45
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0070.00018.40
8.0.270.0000.00717.30
8.0.260.0050.00317.16
8.0.250.0030.00316.87
8.0.240.0030.00316.93
8.0.230.0000.00716.80
8.0.220.0000.00716.84
8.0.210.0000.00716.76
8.0.200.0070.00016.84
8.0.190.0060.00316.79
8.0.180.0070.00016.84
8.0.170.0000.00716.88
8.0.160.0030.00316.73
8.0.150.0000.00716.74
8.0.140.0030.00616.80
8.0.130.0000.00513.25
8.0.120.0000.00816.81
8.0.110.0000.00716.77
8.0.100.0030.00316.87
8.0.90.0050.00216.83
8.0.80.0070.01016.78
8.0.70.0000.00716.86
8.0.60.0050.00316.63
8.0.50.0000.00716.70
8.0.30.0110.00917.27
8.0.20.0080.01117.40
8.0.10.0040.00416.92
8.0.00.0120.00916.81
7.4.330.0020.00215.15
7.4.320.0030.00316.52
7.4.300.0030.00316.49
7.4.290.0070.00016.63
7.4.280.0050.00316.58
7.4.270.0040.00416.41
7.4.260.0000.00716.61
7.4.250.0040.00416.57
7.4.240.0020.00616.49
7.4.230.0000.00716.57
7.4.220.0060.01216.67
7.4.210.0130.00716.60
7.4.200.0040.00416.35
7.4.160.0080.00816.52
7.4.150.0090.00917.40
7.4.140.0050.01217.86
7.4.130.0110.00816.49
7.4.120.0090.00916.45
7.4.110.0150.00616.52
7.4.100.0110.00616.62
7.4.90.0060.01016.46
7.4.80.0030.01419.39
7.4.70.0100.00716.43
7.4.60.0060.01216.54
7.4.50.0000.00816.48
7.4.40.0060.01116.52
7.4.30.0030.01416.46
7.4.00.0090.00615.24
7.3.330.0030.00313.32
7.3.320.0000.00513.21
7.3.310.0030.00316.16
7.3.300.0030.00316.24
7.3.290.0100.00316.30
7.3.280.0080.00816.31
7.3.270.0060.01217.40
7.3.260.0070.01016.27
7.3.250.0160.00716.41
7.3.240.0110.00816.42
7.3.230.0140.00716.39
7.3.210.0040.01216.54
7.3.200.0060.01219.39
7.3.190.0060.01516.23
7.3.180.0140.00716.38
7.3.170.0080.01216.63
7.3.160.0110.00516.26
7.3.10.0060.00916.67
7.3.00.0140.00516.06
7.2.330.0140.00316.58
7.2.320.0080.00816.62
7.2.310.0070.01016.55
7.2.300.0100.01316.32
7.2.290.0110.00616.73
7.2.130.0050.00816.24
7.2.120.0100.00616.40
7.2.110.0040.01416.59
7.2.100.0150.00616.38
7.2.90.0050.00816.44
7.2.80.0130.00716.53
7.2.70.0130.00616.49
7.2.60.0090.00616.72
7.2.50.0070.00716.61
7.2.40.0160.00616.63
7.2.30.0150.00316.41
7.2.20.0100.01016.23
7.2.10.0090.01616.54
7.2.00.0080.00818.07
7.1.250.0070.01015.37
7.1.200.0060.00615.54
7.1.100.0060.00917.70
7.1.70.0060.00617.04
7.1.60.0100.01319.46
7.1.50.0080.00316.98
7.1.00.0030.07722.33
7.0.200.0050.00316.79
7.0.140.0000.04722.05
7.0.60.0130.06319.95
7.0.50.0070.07317.86
7.0.40.0070.08320.11
7.0.30.0300.07020.16
7.0.20.0170.05020.16
7.0.10.0000.05720.30
7.0.00.0230.06720.24
5.6.280.0030.07320.99
5.6.210.0070.07720.51
5.6.200.0030.04318.18
5.6.190.0030.05020.63
5.6.180.0430.05020.52
5.6.170.0130.05020.55
5.6.160.0130.04720.71
5.6.150.0100.07718.14
5.6.140.0070.05718.17
5.6.130.0030.07018.29
5.6.120.0030.05021.11
5.6.110.0130.08020.96
5.6.100.0070.08721.14
5.6.90.0000.09020.94
5.6.80.0030.07720.36
5.5.350.3800.04320.41
5.5.340.0130.06317.93
5.5.330.0100.08020.21
5.5.320.2530.04720.28
5.5.310.0330.07020.30
5.5.300.0070.05318.08
5.5.290.0070.03717.92
5.5.280.0070.08720.88
5.5.270.0030.04020.66
5.5.260.0000.08020.84
5.5.250.0030.05020.58
5.5.240.0070.07320.12
5.4.450.0670.07319.62
5.4.440.0600.04319.61
5.4.430.0100.07719.55
5.4.420.0070.06019.32
5.4.410.0130.05019.11
5.4.400.0130.05019.29
5.4.390.0130.06018.59
5.4.380.0170.05718.82
5.4.370.0230.04718.52
5.4.360.0170.05318.51
5.4.350.0230.06018.80
5.4.340.0200.06318.68
5.4.320.0270.06018.50
5.4.310.0270.05718.75
5.4.300.0230.04718.69
5.4.290.0170.05718.83
5.4.280.0170.05718.55
5.4.270.0330.05718.57
5.4.260.0170.05318.77
5.4.250.0230.05018.80
5.4.240.0170.05718.78
5.4.230.0170.05318.70
5.4.220.0270.06718.73
5.4.210.0170.05718.77
5.4.200.0200.04716.57
5.4.190.0200.05318.73
5.4.180.0270.06018.82
5.4.170.0170.07718.48
5.4.160.0270.06018.54
5.4.150.0330.06018.79
5.4.140.0200.05716.34
5.4.130.0230.06316.22
5.4.120.0200.05016.30
5.4.110.0170.05716.29
5.4.100.0300.05016.14
5.4.90.0170.05716.25
5.4.80.0130.06316.31
5.4.70.0200.05316.23
5.4.60.0170.05016.26
5.4.50.0130.05716.25
5.4.40.0070.06716.30
5.4.30.0170.06016.29
5.4.20.0170.05316.19
5.4.10.0200.05316.38
5.4.00.0130.05715.68
5.3.290.0130.05714.76
5.3.280.0200.05314.77
5.3.270.0130.06714.81
5.3.260.0230.05314.63
5.3.250.0230.05714.73
5.3.240.0130.06014.82
5.3.230.0130.05314.77
5.3.220.0170.05014.58
5.3.210.0100.06314.59
5.3.200.0130.05314.60
5.3.190.0230.05014.72
5.3.180.0200.05314.61
5.3.170.0270.06014.70
5.3.160.0270.04714.66
5.3.150.0170.07014.54
5.3.140.0330.05014.75
5.3.130.0200.07014.75
5.3.120.0200.07014.60
5.3.110.0300.06014.67
5.3.100.0170.07014.02
5.3.90.0270.06314.05
5.3.80.0130.06014.12
5.3.70.0170.05314.24
5.3.60.0130.05714.17
5.3.50.0170.05014.11
5.3.40.0270.04314.16
5.3.30.0130.05013.94
5.3.20.0170.05013.89
5.3.10.0030.06713.67
5.3.00.0230.05013.80
5.2.170.0100.04711.25
5.2.160.0170.05311.26
5.2.150.0330.04711.12
5.2.140.0230.03711.16
5.2.130.0130.04011.19
5.2.120.0100.05011.12
5.2.110.0230.04711.30
5.2.100.0230.05011.12
5.2.90.0200.05311.12
5.2.80.0170.04711.32
5.2.70.0170.04011.31
5.2.60.0130.04011.08
5.2.50.0200.03711.14
5.2.40.0270.02711.04
5.2.30.0130.04311.10
5.2.20.0300.03310.97
5.2.10.0130.05011.04
5.2.00.0170.03710.75
5.1.60.0070.0409.97
5.1.50.0170.03010.02
5.1.40.0130.03310.01
5.1.30.0100.04310.37
5.1.20.0130.04710.53
5.1.10.0170.04310.16
5.1.00.0100.05310.15
5.0.50.0100.0378.52
5.0.40.0000.0478.41
5.0.30.0100.0538.24
5.0.20.0070.0408.20
5.0.10.0170.0308.30
5.0.00.0170.0508.36
4.4.90.0130.0275.87
4.4.80.0030.0305.87
4.4.70.0030.0275.87
4.4.60.0000.0275.89
4.4.50.0130.0175.92
4.4.40.0030.0405.89
4.4.30.0070.0235.89
4.4.20.0000.0305.96
4.4.10.0030.0235.94
4.4.00.0030.0475.90
4.3.110.0070.0305.83
4.3.100.0100.0275.82
4.3.90.0070.0275.92
4.3.80.0030.0405.77
4.3.70.0070.0205.79
4.3.60.0030.0235.86
4.3.50.0030.0235.82
4.3.40.0000.0405.74
4.3.30.0070.0274.59
4.3.20.0000.0334.61
4.3.10.0000.0274.50
4.3.00.0130.02012.45

preferences:
60.44 ms | 400 KiB | 5 Q