3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t1 = decbin(8); echo $t1; echo "\n"; $t2 = substr($t1, 0, 6); echo $t2; echo "\n"; $t3 = bindec('100000'); echo $t3; echo "\n"; echo chr($t3); echo $t4; echo "\n"; echo chr(bindec(substr(decbin(193), 0, 6)));

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)
8.3.40.0070.00718.77
8.3.30.0070.00719.00
8.3.20.0050.00320.42
8.3.10.0030.00523.70
8.3.00.0030.00520.84
8.2.170.0140.00722.96
8.2.160.0100.00320.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00421.00
8.2.110.0060.00322.13
8.2.100.0090.00317.72
8.2.90.0080.00418.89
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0030.00817.80
8.2.50.0000.00818.07
8.2.40.0030.00521.10
8.2.30.0040.00418.33
8.2.20.0040.00417.76
8.2.10.0070.00017.98
8.2.00.0030.00517.75
8.1.270.0030.00623.76
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00323.95
8.1.230.0070.00418.97
8.1.220.0030.00617.74
8.1.210.0060.00318.77
8.1.200.0130.00317.22
8.1.190.0040.00417.13
8.1.180.0080.00018.10
8.1.170.0000.00818.49
8.1.160.0070.00022.01
8.1.150.0050.00318.46
8.1.140.0090.00017.44
8.1.130.0040.00417.88
8.1.120.0000.00717.29
8.1.110.0000.00717.42
8.1.100.0040.00417.33
8.1.90.0000.00717.38
8.1.80.0000.00817.39
8.1.70.0030.00517.31
8.1.60.0000.00717.42
8.1.50.0080.00017.36
8.1.40.0040.00417.45
8.1.30.0030.00617.50
8.1.20.0040.00417.57
8.1.10.0070.00017.54
8.1.00.0040.00417.35
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0030.00318.40
8.0.270.0030.00317.19
8.0.260.0030.00317.27
8.0.250.0030.00316.91
8.0.240.0000.00616.90
8.0.230.0050.00216.80
8.0.220.0000.00716.95
8.0.210.0070.00016.84
8.0.200.0060.00016.82
8.0.190.0040.00416.90
8.0.180.0040.00416.94
8.0.170.0040.00416.96
8.0.160.0030.00316.90
8.0.150.0040.00416.77
8.0.140.0000.00716.90
8.0.130.0030.00313.36
8.0.120.0030.00516.91
8.0.110.0040.00416.95
8.0.100.0040.00416.75
8.0.90.0000.00716.70
8.0.80.0090.00916.88
8.0.70.0050.00516.91
8.0.60.0000.00716.79
8.0.50.0000.00716.96
8.0.30.0150.00517.02
8.0.20.0150.00817.40
8.0.10.0000.00817.14
8.0.00.0090.00916.68
7.4.330.0000.00515.01
7.4.320.0000.00616.43
7.4.300.0000.00716.43
7.4.290.0000.00616.36
7.4.280.0060.00316.30
7.4.270.0000.00716.48
7.4.260.0000.00816.55
7.4.250.0050.00216.49
7.4.240.0030.00316.46
7.4.230.0030.00316.50
7.4.220.0090.00916.48
7.4.210.0080.00516.59
7.4.200.0070.00016.47
7.4.190.0000.00716.43
7.4.160.0070.00716.49
7.4.150.0150.00317.40
7.4.140.0070.01417.86
7.4.130.0090.00916.48
7.4.120.0100.00616.45
7.4.110.0130.01016.50
7.4.100.0030.01516.45
7.4.90.0090.00916.73
7.4.80.0150.00319.39
7.4.70.0060.01016.63
7.4.60.0120.01316.34
7.4.50.0050.00316.48
7.4.40.0120.00416.47
7.4.30.0130.00316.66
7.4.00.0100.00015.09
7.3.330.0000.00613.07
7.3.320.0030.00313.13
7.3.310.0000.00816.30
7.3.300.0000.00816.30
7.3.290.0070.00716.30
7.3.280.0060.01016.29
7.3.270.0100.00717.40
7.3.260.0110.01216.64
7.3.250.0110.00716.39
7.3.240.0120.00916.52
7.3.230.0130.00416.39
7.3.210.0070.01316.52
7.3.200.0170.00316.58
7.3.190.0150.00616.38
7.3.180.0100.00716.43
7.3.170.0030.01216.50
7.3.160.0030.01316.39
7.3.120.0030.01214.99
7.2.330.0090.00916.56
7.2.320.0030.01516.61
7.2.310.0060.01116.75
7.2.300.0090.01216.67
7.2.290.0190.00416.46
7.2.60.0110.00416.96
7.2.00.0060.00619.55
7.1.200.0000.01315.88
7.1.100.0040.00818.25
7.1.70.0000.00717.02
7.1.60.0110.01419.46
7.1.50.0100.01616.98
7.1.00.0100.07022.27
7.0.200.0100.00316.64
7.0.140.0030.07322.04
7.0.100.0130.04320.02
7.0.90.0070.07320.00
7.0.80.0130.04319.91
7.0.70.0030.04019.85
7.0.60.0130.03019.96
7.0.50.0200.06320.29
7.0.40.0070.05020.05
7.0.30.0000.05320.11
7.0.20.0000.05319.95
7.0.10.0030.05020.17
7.0.00.0030.04720.09
5.6.280.0070.07321.12
5.6.250.0100.04020.51
5.6.240.0000.04720.69
5.6.230.0100.04320.65
5.6.220.0070.06020.62
5.6.210.0070.04720.74
5.6.200.0070.04720.96
5.6.190.0030.05321.02
5.6.180.0000.04720.95
5.6.170.0070.04321.03
5.6.160.0030.04321.08
5.6.150.0030.05321.16
5.6.140.0070.04321.01
5.6.130.0000.04720.91
5.6.120.0000.04720.99
5.6.110.0000.04721.02
5.6.100.0100.03721.09
5.6.90.0030.04321.04
5.6.80.0000.07320.44
5.6.70.0030.03320.32
5.6.60.0070.04020.38
5.6.50.0030.06020.39
5.6.40.0000.04020.49
5.6.30.0100.03320.43
5.6.20.0000.08320.38
5.6.10.0030.04020.29
5.6.00.0030.06020.45
5.5.380.0030.04320.34
5.5.370.0070.03720.33
5.5.360.0070.04020.54
5.5.350.0270.03720.41
5.5.340.0030.04720.87
5.5.330.0000.04720.80
5.5.320.0100.06320.89
5.5.310.0100.07720.82
5.5.300.0100.03720.78
5.5.290.0070.06320.79
5.5.280.0070.04320.77
5.5.270.0100.03720.78
5.5.260.0070.05020.87
5.5.250.0070.05020.70
5.5.240.0030.03720.07
5.5.230.0100.03320.29
5.5.220.0100.03320.21
5.5.210.0000.03720.26
5.5.200.0100.03320.11
5.5.190.0030.08019.96
5.5.180.0000.04320.09
5.5.160.0030.06720.28
5.5.150.0070.03720.16
5.5.140.0030.04020.14
5.5.130.0030.05720.23
5.5.120.0030.03320.18
5.5.110.0030.04020.22
5.5.100.0030.04720.13
5.5.90.0130.03020.01
5.5.80.0030.04020.04
5.5.70.0030.03719.97
5.5.60.0030.04020.05
5.5.50.0030.04720.09
5.5.40.0070.03720.07
5.5.30.0100.03319.99
5.5.20.0070.04020.04
5.5.10.0070.05719.96
5.5.00.0030.07320.02
5.4.450.0000.04319.40
5.4.440.0030.04019.23
5.4.430.0030.04019.13
5.4.420.0070.04019.37
5.4.410.0070.03719.10
5.4.400.0000.03719.03
5.4.390.0100.03019.09
5.4.380.0000.03318.98
5.4.370.0030.03718.78
5.4.360.0070.03719.14
5.4.350.0030.03718.90
5.4.340.0100.06019.08
5.4.320.0070.05018.95
5.4.310.0030.04018.79
5.4.300.0130.02719.09
5.4.290.0070.03018.94
5.4.280.0030.03719.03
5.4.270.0000.03718.80
5.4.260.0000.04018.90
5.4.250.0000.04719.19
5.4.240.0000.05018.93
5.4.230.0130.03719.09
5.4.220.0170.02319.04
5.4.210.0130.06019.04
5.4.200.0030.04319.06
5.4.190.0030.05019.06
5.4.180.0070.03318.93
5.4.170.0030.06319.09
5.4.160.0000.04318.78
5.4.150.0000.05319.01
5.4.140.0100.03316.35
5.4.130.0100.03016.06
5.4.120.0030.04016.27
5.4.110.0070.04016.42
5.4.100.0130.05716.21
5.4.90.0100.02716.30
5.4.80.0030.06316.32
5.4.70.0100.07016.37
5.4.60.0030.07316.21
5.4.50.0030.03716.31
5.4.40.0100.03316.23
5.4.30.0030.04016.41
5.4.20.0070.04016.18
5.4.10.0070.06016.19
5.4.00.0070.04015.83
5.3.290.0100.03314.60
5.3.280.0000.03714.57
5.3.270.0100.05714.52
5.3.260.0100.05714.46
5.3.250.0070.03014.46
5.3.240.0030.03714.58
5.3.230.0070.03314.60
5.3.220.0030.06314.40
5.3.210.0100.06714.54
5.3.200.0000.04714.40
5.3.190.0100.07314.43
5.3.180.0030.05314.54
5.3.170.0030.04314.54
5.3.160.0070.04714.52
5.3.150.0070.04014.55
5.3.140.0100.05714.52
5.3.130.0070.03714.52
5.3.120.0070.04314.55
5.3.110.0070.03714.48
5.3.100.0030.06013.95
5.3.90.0030.08014.00
5.3.80.0030.04713.89
5.3.70.0070.03714.00
5.3.60.0000.04313.95
5.3.50.0030.03713.95
5.3.40.0030.07713.93
5.3.30.0070.04313.87
5.3.20.0000.03713.55
5.3.10.0070.03713.66
5.3.00.0030.06013.63
5.2.170.0170.01711.14
5.2.160.0030.03010.98
5.2.150.0030.03711.13
5.2.140.0070.03711.13
5.2.130.0030.03311.08
5.2.120.0000.03010.91
5.2.110.0000.03311.13
5.2.100.0100.02311.12
5.2.90.0070.03311.02
5.2.80.0030.07011.08
5.2.70.0000.04311.09
5.2.60.0000.03711.04
5.2.50.0070.03011.09
5.2.40.0070.02311.06
5.2.30.0070.05010.96
5.2.20.0030.04711.02
5.2.10.0070.04010.81
5.2.00.0030.03010.77
5.1.60.0100.02310.65
5.1.50.0030.03710.65
5.1.40.0000.03310.65
5.1.30.0070.02310.65
5.1.20.0000.05010.65
5.1.10.0030.02310.65
5.1.00.0030.03310.65
5.0.50.0070.01710.65
5.0.40.0030.02010.65
5.0.30.0070.04310.65
5.0.20.0000.02310.65
5.0.10.0070.02310.65
5.0.00.0030.03310.65
4.4.90.0030.01310.65
4.4.80.0000.02010.65
4.4.70.0070.01710.65
4.4.60.0000.01710.65
4.4.50.0000.01710.65
4.4.40.0030.02310.65
4.4.30.0000.02010.65
4.4.20.0030.02710.65
4.4.10.0030.01310.65
4.4.00.0130.02710.65
4.3.110.0000.01710.65
4.3.100.0000.02310.65
4.3.90.0000.02310.65
4.3.80.0000.03010.65
4.3.70.0000.02010.65
4.3.60.0030.01310.65
4.3.50.0000.02010.65
4.3.40.0000.03310.65
4.3.30.0000.01710.65
4.3.20.0000.01710.65
4.3.10.0000.01710.65
4.3.00.0000.02310.65

preferences:
33.92 ms | 400 KiB | 5 Q