3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo is_bool(false); echo is_bool(null); echo is_bool(true);

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)
8.3.40.0070.01418.72
8.3.30.0070.00719.00
8.3.20.0000.00720.22
8.3.10.0080.00023.48
8.3.00.0070.00319.38
8.2.170.0170.00322.96
8.2.160.0080.00620.35
8.2.150.0050.00324.18
8.2.140.0050.00224.66
8.2.130.0070.00026.16
8.2.120.0070.00022.08
8.2.110.0000.00822.20
8.2.100.0090.00317.66
8.2.90.0050.00319.22
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0000.00819.41
8.2.50.0030.00618.07
8.2.40.0050.00519.76
8.2.30.0000.00719.79
8.2.20.0040.00417.55
8.2.10.0050.00217.98
8.2.00.0110.00117.59
8.1.270.0030.00523.92
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00023.79
8.1.230.0070.00419.16
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.38
8.1.180.0000.00918.10
8.1.170.0000.00818.52
8.1.160.0040.00421.93
8.1.150.0050.00218.41
8.1.140.0070.00017.30
8.1.130.0030.00317.64
8.1.120.0000.00717.38
8.1.110.0040.00417.31
8.1.100.0000.00717.21
8.1.90.0070.00017.20
8.1.80.0000.00717.36
8.1.70.0030.00317.29
8.1.60.0040.00417.49
8.1.50.0040.00417.38
8.1.40.0060.00317.40
8.1.30.0080.00017.47
8.1.20.0030.00517.36
8.1.10.0080.00017.37
8.1.00.0000.00717.39
8.0.300.0040.00420.79
8.0.290.0040.00416.77
8.0.280.0040.00418.30
8.0.270.0030.00317.21
8.0.260.0040.00417.10
8.0.250.0040.00416.95
8.0.240.0030.00316.93
8.0.230.0050.00316.90
8.0.220.0000.00616.69
8.0.210.0040.00416.88
8.0.200.0000.00716.75
8.0.190.0000.00716.78
8.0.180.0040.00316.79
8.0.170.0030.00516.76
8.0.160.0050.00216.86
8.0.150.0040.00416.71
8.0.140.0000.00716.73
8.0.130.0000.00613.20
8.0.120.0050.00316.76
8.0.110.0000.00816.70
8.0.100.0040.00416.86
8.0.90.0040.00416.84
8.0.80.0090.00616.78
8.0.70.0000.00816.70
8.0.60.0040.00416.61
8.0.50.0040.00416.87
8.0.30.0070.01316.86
8.0.20.0120.01217.40
8.0.10.0050.00216.95
8.0.00.0150.00316.70
7.4.330.0030.00315.00
7.4.320.0060.00016.28
7.4.300.0030.00316.37
7.4.290.0080.00016.37
7.4.280.0060.00316.36
7.4.270.0000.00716.50
7.4.260.0030.00316.24
7.4.250.0040.00416.34
7.4.240.0040.00416.45
7.4.230.0000.00716.57
7.4.220.0070.01016.35
7.4.210.0090.00516.46
7.4.200.0030.00316.49
7.4.190.0080.00016.52
7.4.160.0140.00916.36
7.4.150.0100.01017.40
7.4.140.0150.00217.86
7.4.130.0140.00516.48
7.4.120.0060.01116.44
7.4.110.0060.01116.62
7.4.100.0070.01116.40
7.4.90.0110.00716.27
7.4.80.0110.00719.39
7.4.70.0130.00316.28
7.4.60.0070.01016.48
7.4.50.0050.00016.36
7.4.40.0000.01622.77
7.4.30.0060.00916.36
7.4.00.0070.00714.61
7.3.330.0050.00013.09
7.3.320.0000.00512.93
7.3.310.0050.00216.24
7.3.300.0070.00016.18
7.3.290.0120.00616.14
7.3.280.0050.01316.18
7.3.270.0070.01017.40
7.3.260.0070.01016.42
7.3.250.0100.00716.43
7.3.240.0160.00016.37
7.3.230.0090.00916.39
7.3.210.0090.00916.18
7.3.200.0190.00319.39
7.3.190.0100.00616.32
7.3.180.0170.00016.41
7.3.170.0090.00616.27
7.3.160.0100.00716.46
7.3.120.0040.01214.45
7.2.330.0060.01116.34
7.2.320.0120.00416.48
7.2.310.0130.00316.64
7.2.300.0130.00316.46
7.2.290.0060.01116.62
7.2.60.0000.00816.70
7.2.00.0090.00319.34
7.1.200.0060.00315.41
7.1.100.0000.01217.80
7.1.70.0070.00717.03
7.1.60.0110.00719.46
7.1.50.0060.01316.88
7.1.00.0000.08022.35
7.0.200.0000.00716.66
7.0.140.0030.07322.21
7.0.60.0070.09019.82
7.0.50.0070.04317.66
7.0.40.0100.08020.23
7.0.30.0300.04720.17
7.0.20.0300.08720.12
7.0.10.0070.05320.11
7.0.00.0130.05020.08
5.6.280.0100.06321.07
5.6.210.0070.06720.52
5.6.200.0070.04018.12
5.6.190.0030.09320.60
5.6.180.0270.05320.34
5.6.170.0130.04320.52
5.6.160.0100.05320.48
5.6.150.0000.08718.20
5.6.140.0100.03718.15
5.6.130.0100.07718.17
5.6.120.0100.07720.96
5.6.110.0100.08321.00
5.6.100.0170.07321.00
5.6.90.0030.04320.96
5.6.80.0100.07720.37
5.5.350.0100.08320.30
5.5.340.0100.04717.91
5.5.330.0100.08020.13
5.5.320.0300.05020.41
5.5.310.0200.07020.21
5.5.300.0030.05317.88
5.5.290.0030.06018.01
5.5.280.0030.08320.82
5.5.270.0070.05020.77
5.5.260.0000.08020.83
5.5.250.0070.05320.68
5.5.240.4430.03320.14
5.4.450.0500.05719.27
5.4.440.0630.05719.45
5.4.430.0100.05719.48
5.4.420.0100.08019.45
5.4.410.0170.07319.32
5.4.400.0230.06319.32
5.4.390.0070.05719.18
5.4.380.0470.04318.68
5.4.370.0500.07718.68
5.4.360.0230.05318.72
5.4.350.0270.05318.46
5.4.340.0300.06018.72
5.4.320.0110.03512.45
5.4.310.0050.03812.45
5.4.300.0060.03612.45
5.4.290.0090.07012.43
5.4.280.0100.05412.33
5.4.270.0040.05412.33
5.4.260.0060.05412.33
5.4.250.0100.07012.33
5.4.240.0070.05712.33
5.4.230.0060.06812.32
5.4.220.0090.05512.32
5.4.210.0050.08412.32
5.4.200.0130.07812.32
5.4.190.0190.08212.32
5.4.180.0260.07112.32
5.4.170.0240.06512.32
5.4.160.0200.07412.32
5.4.150.0070.05612.32
5.4.140.0160.05312.00
5.4.130.0040.04312.00
5.4.120.0080.03911.95
5.4.110.0070.04011.95
5.4.100.0090.04911.95
5.4.90.0070.05311.95
5.4.80.0240.11511.95
5.4.70.0130.07211.94
5.4.60.0080.05911.94
5.4.50.0110.08811.95
5.4.40.0110.05511.93
5.4.30.0210.10011.93
5.4.20.0060.04211.93
5.4.10.0090.05211.93
5.4.00.0140.06111.42
5.3.290.0070.04112.80
5.3.280.0100.05212.71
5.3.270.0130.10512.73
5.3.260.0210.08412.71
5.3.250.0230.07512.72
5.3.240.0140.07812.72
5.3.230.0130.05712.71
5.3.220.0090.06212.68
5.3.210.0140.06912.68
5.3.200.0090.06712.68
5.3.190.0120.07812.67
5.3.180.0140.08712.67
5.3.170.0100.06312.67
5.3.160.0130.11112.67
5.3.150.0100.09112.67
5.3.140.0160.07912.66
5.3.130.0090.07012.66
5.3.120.0150.07912.66
5.3.110.0070.06012.66
5.3.100.0160.06912.12
5.3.90.0130.06612.09
5.3.80.0080.03712.07
5.3.70.0030.04312.07
5.3.60.0090.03612.07
5.3.50.0050.03912.00
5.3.40.0060.03712.00
5.3.30.0080.03511.94
5.3.20.0060.03711.72
5.3.10.0100.03611.69
5.3.00.0070.03811.67
5.2.170.0040.0349.18
5.2.160.0080.0979.18
5.2.150.0030.0359.18
5.2.140.0070.0299.18
5.2.130.0060.0289.13
5.2.120.0100.0279.13
5.2.110.0100.0659.14
5.2.100.0050.0479.13
5.2.90.0080.0429.13
5.2.80.0060.0439.13
5.2.70.0070.0369.13
5.2.60.0180.0649.09
5.2.50.0040.0859.05
5.2.40.0060.0409.03
5.2.30.0110.0689.00
5.2.20.0140.0549.00
5.2.10.0160.0658.92
5.2.00.0050.0528.77
5.1.60.0060.0448.06
5.1.50.0040.0448.05
5.1.40.0060.0388.04
5.1.30.0110.0488.39
5.1.20.0080.0368.41
5.1.10.0070.0328.13
5.1.00.0100.0308.14
5.0.50.0120.0606.61
5.0.40.0120.0896.47
5.0.30.0130.0636.28
5.0.20.0100.0426.25
5.0.10.0110.0346.23
5.0.00.0060.0586.22
4.4.90.0080.0364.78
4.4.80.0000.0294.76
4.4.70.0080.0274.75
4.4.60.0070.0254.75
4.4.50.0080.0224.77
4.4.40.0040.0424.71
4.4.30.0040.0214.76
4.4.20.0020.0264.85
4.4.10.0060.0414.85
4.4.00.0060.0524.76
4.3.110.0020.0504.67
4.3.100.0090.0334.67
4.3.90.0050.0314.63
4.3.80.0050.0404.59
4.3.70.0050.0284.63
4.3.60.0040.0294.63
4.3.50.0040.0284.63
4.3.40.0100.0464.54
4.3.30.0020.0323.27
4.3.20.0040.0293.26
4.3.10.0060.0423.21
4.3.00.0030.0278.68

preferences:
40.91 ms | 400 KiB | 5 Q