3v4l.org

run code in 300+ PHP versions simultaneously
<?php $red = 'red'; echo !!$red; echo !$red; echo (bool) $red; echo (string) 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)
8.3.40.0090.00618.70
8.3.30.0110.00319.02
8.3.20.0000.00820.27
8.3.10.0000.00823.33
8.3.00.0000.00819.26
8.2.170.0110.00422.96
8.2.160.0100.00720.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00322.27
8.2.110.0080.00022.31
8.2.100.0070.00717.97
8.2.90.0000.00819.13
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0060.00318.09
8.2.30.0000.00818.16
8.2.20.0030.00517.73
8.2.10.0000.00717.92
8.2.00.0060.00317.60
8.1.270.0000.00822.05
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.76
8.1.230.0090.00318.86
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.53
8.1.180.0040.00418.10
8.1.170.0080.00018.61
8.1.160.0000.00722.06
8.1.150.0070.00018.54
8.1.140.0070.00017.45
8.1.130.0000.00717.72
8.1.120.0000.00717.45
8.1.110.0040.00417.41
8.1.100.0070.00017.33
8.1.90.0040.00417.30
8.1.80.0030.00317.43
8.1.70.0030.00317.38
8.1.60.0040.00417.55
8.1.50.0080.00017.44
8.1.40.0040.00417.49
8.1.30.0050.00317.51
8.1.20.0030.00617.61
8.1.10.0040.00417.41
8.1.00.0000.00717.40
8.0.300.0050.00218.77
8.0.290.0000.00717.18
8.0.280.0070.00018.43
8.0.270.0030.00317.25
8.0.260.0000.00617.12
8.0.250.0030.00317.02
8.0.240.0030.00316.99
8.0.230.0070.00016.90
8.0.220.0030.00616.93
8.0.210.0080.00016.92
8.0.200.0060.00016.87
8.0.190.0000.00917.04
8.0.180.0030.00516.92
8.0.170.0020.00516.88
8.0.160.0070.00016.98
8.0.150.0000.00716.95
8.0.140.0000.00816.79
8.0.130.0030.00313.36
8.0.120.0000.00716.89
8.0.110.0040.00416.98
8.0.100.0040.00416.97
8.0.90.0070.00016.97
8.0.80.0100.00716.95
8.0.70.0030.00517.01
8.0.60.0040.00416.98
8.0.50.0040.00416.89
8.0.30.0090.00917.21
8.0.20.0130.00617.40
8.0.10.0000.00717.00
8.0.00.0030.01316.85
7.4.330.0030.00315.08
7.4.320.0000.00716.56
7.4.300.0000.00716.40
7.4.290.0050.00216.63
7.4.280.0030.00316.50
7.4.270.0030.00316.51
7.4.260.0030.00516.57
7.4.250.0000.00716.50
7.4.240.0050.00216.46
7.4.230.0030.00316.52
7.4.220.0130.01016.70
7.4.210.0080.00816.60
7.4.200.0000.00716.46
7.4.190.0070.00016.39
7.4.160.0040.01116.46
7.4.150.0100.01317.40
7.4.140.0110.00817.86
7.4.130.0060.01116.44
7.4.120.0120.00616.57
7.4.110.0060.01216.36
7.4.100.0040.01316.54
7.4.90.0070.01016.59
7.4.80.0070.01019.39
7.4.70.0100.00716.56
7.4.60.0170.00016.54
7.4.50.0050.00016.46
7.4.40.0070.01022.77
7.4.30.0090.00616.41
7.4.00.0080.00614.99
7.3.330.0060.00013.15
7.3.320.0060.00013.15
7.3.310.0040.00416.43
7.3.300.0070.00016.12
7.3.290.0040.01116.34
7.3.280.0110.00716.31
7.3.270.0090.00917.40
7.3.260.0090.00816.24
7.3.250.0160.00516.46
7.3.240.0120.00916.41
7.3.230.0070.01016.39
7.3.210.0100.01316.43
7.3.200.0130.00619.39
7.3.190.0030.01716.35
7.3.180.0090.00616.55
7.3.170.0120.00316.50
7.3.160.0060.00916.50
7.3.120.0050.01014.79
7.3.110.0040.01415.01
7.3.100.0060.01214.59
7.3.90.0060.00614.58
7.3.80.0070.00714.94
7.3.70.0060.00614.73
7.3.60.0070.00414.70
7.3.50.0040.00814.87
7.3.40.0080.00014.84
7.3.30.0000.01514.81
7.3.20.0100.00316.79
7.3.10.0120.00016.56
7.3.00.0030.01016.67
7.2.330.0140.00316.16
7.2.320.0030.01416.61
7.2.310.0120.01316.41
7.2.300.0070.01116.42
7.2.290.0090.01016.28
7.2.250.0040.01414.96
7.2.240.0120.00614.75
7.2.230.0060.00715.04
7.2.220.0000.01415.07
7.2.210.0040.00414.89
7.2.200.0070.01014.91
7.2.190.0060.00314.87
7.2.180.0090.00615.13
7.2.170.0060.00914.97
7.2.160.0000.01415.04
7.2.150.0040.01116.55
7.2.140.0060.00916.92
7.2.130.0110.00316.86
7.2.120.0120.00316.87
7.2.110.0040.01116.64
7.2.100.0030.01016.82
7.2.90.0090.00616.75
7.2.80.0030.01316.80
7.2.70.0060.01016.74
7.2.60.0050.00716.69
7.2.50.0100.00316.51
7.2.40.0110.00716.88
7.2.30.0080.00817.01
7.2.20.0060.00616.77
7.2.10.0070.00716.91
7.2.00.0070.00717.86
7.1.330.0050.01115.80
7.1.320.0110.00315.73
7.1.310.0000.00815.81
7.1.300.0000.01015.76
7.1.290.0000.01415.55
7.1.280.0080.00415.88
7.1.270.0060.00615.65
7.1.260.0130.00015.33
7.1.250.0030.01015.51
7.1.240.0100.00715.72
7.1.230.0030.00915.80
7.1.220.0060.00615.78
7.1.210.0120.00415.64
7.1.200.0050.00615.70
7.1.190.0090.00315.67
7.1.180.0030.01015.68
7.1.170.0030.01015.75
7.1.160.0030.00915.87
7.1.150.0100.00615.67
7.1.140.0000.01415.78
7.1.130.0030.01015.38
7.1.120.0030.01015.79
7.1.110.0100.00715.78
7.1.100.0150.01016.67
7.1.90.0060.00915.45
7.1.80.0030.00515.58
7.1.70.0040.00516.29
7.1.60.0060.00617.58
7.1.50.0050.01316.24
7.1.40.0000.01415.41
7.1.30.0040.01215.81
7.1.20.0100.00315.80
7.1.10.0030.01015.79
7.1.00.0090.03718.99
7.0.330.0060.00915.05
7.0.320.0070.00415.26
7.0.310.0070.00715.38
7.0.300.0100.00315.38
7.0.290.0090.00615.14
7.0.280.0000.00815.48
7.0.270.0080.00315.29
7.0.260.0030.00915.26
7.0.250.0060.00815.61
7.0.240.0090.00615.44
7.0.230.0000.01115.50
7.0.220.0030.01015.58
7.0.210.0110.00015.38
7.0.200.0080.00815.01
7.0.190.0030.00715.44
7.0.180.0080.00315.39
7.0.170.0090.00915.25
7.0.160.0060.00315.23
7.0.150.0000.01015.38
7.0.140.0060.03518.56
7.0.130.0120.00315.51
7.0.120.0080.00615.20
7.0.110.0060.00815.43
7.0.100.0080.00415.31
7.0.90.0090.00315.29
7.0.80.0030.01315.36
7.0.70.0060.00615.50
7.0.60.0050.03917.58
7.0.50.0040.03016.79
7.0.40.0110.02016.73
7.0.30.0150.03816.78
7.0.20.0110.04416.79
7.0.10.0070.04716.78
7.0.00.0000.03116.93
5.6.400.0070.00714.27
5.6.390.0070.01014.47
5.6.380.0040.01214.10
5.6.370.0090.00014.27
5.6.360.0040.00814.49
5.6.350.0090.00614.45
5.6.340.0060.00614.29
5.6.330.0030.00614.40
5.6.320.0100.00714.39
5.6.310.0030.01014.38
5.6.300.0060.00314.47
5.6.290.0070.00713.97
5.6.280.0070.04017.85
5.6.270.0060.00914.14
5.6.260.0110.00314.36
5.6.250.0060.00914.22
5.6.240.0130.00314.08
5.6.230.0060.01214.42
5.6.220.0030.01014.13
5.6.210.0110.04317.47
5.6.200.0060.02316.41
5.6.190.0110.03617.44
5.6.180.0120.02317.32
5.6.170.0130.03817.46
5.6.160.0040.03017.47
5.6.150.0070.04316.31
5.6.140.0070.04216.18
5.6.130.0030.02616.15
5.6.120.0090.02917.70
5.6.110.0080.04517.63
5.6.100.0080.02717.54
5.6.90.0080.04217.46
5.6.80.0070.04017.27
5.6.70.0390.01917.28
5.6.60.0090.00014.27
5.6.50.0000.01214.23
5.6.40.0030.01014.35
5.6.30.0000.01414.10
5.6.20.0000.01714.20
5.6.10.0030.01014.17
5.6.00.0030.01214.25
5.5.380.0120.00614.39
5.5.370.0000.01214.30
5.5.360.0040.00814.10
5.5.350.0080.04617.25
5.5.340.0080.04016.03
5.5.330.0070.04617.22
5.5.320.0230.03317.05
5.5.310.0240.04017.19
5.5.300.0080.02215.91
5.5.290.0150.03616.10
5.5.280.0050.04217.57
5.5.270.0070.04217.47
5.5.260.0030.04717.53
5.5.250.0050.02317.39
5.5.240.0100.04317.35
5.5.230.0040.01113.98
5.5.220.0100.00314.18
5.5.210.0070.00314.13
5.5.200.0060.00313.94
5.5.190.0070.00714.21
5.5.180.0030.00614.14
5.5.170.0000.01414.04
5.5.160.0030.01314.02
5.5.150.0000.01114.10
5.5.140.0100.00313.72
5.5.130.0070.00314.19
5.5.120.0080.00314.18
5.5.110.0070.00414.17
5.5.100.0090.00613.93
5.5.90.0060.00613.88
5.5.80.0050.00314.15
5.5.70.0040.00813.85
5.5.60.0040.01114.12
5.5.50.0070.01013.88
5.5.40.0060.00613.96
5.5.30.0000.01113.88
5.5.20.0030.01014.39
5.5.10.0070.00714.10
5.5.00.0030.01013.64
5.4.450.0510.02816.44
5.4.440.0490.02016.54
5.4.430.0220.03216.55
5.4.420.0390.03016.58
5.4.410.0070.04016.28
5.4.400.0500.02816.25
5.4.390.0250.03316.36
5.4.380.0150.02815.99
5.4.370.0180.02616.06
5.4.360.0190.02516.01
5.4.350.0240.02516.12
5.4.340.0170.03116.14
5.4.330.0100.00313.55
5.4.320.0080.02213.00
5.4.310.0070.02913.00
5.4.300.0040.02213.00
5.4.290.0060.02313.00
5.4.280.0090.03312.94
5.4.270.0110.03612.94
5.4.260.0090.02512.94
5.4.250.0090.02812.94
5.4.240.0040.02412.94
5.4.230.0050.02812.93
5.4.220.0080.03712.93
5.4.210.0080.02412.93
5.4.200.0040.03912.93
5.4.190.0090.02712.93
5.4.180.0090.02612.93
5.4.170.0050.03212.94
5.4.160.0070.02212.94
5.4.150.0040.02712.93
5.4.140.0070.02212.78
5.4.130.0040.02312.77
5.4.120.0040.02412.75
5.4.110.0050.02212.75
5.4.100.0080.02212.74
5.4.90.0060.03212.75
5.4.80.0090.03312.75
5.4.70.0070.03312.74
5.4.60.0060.03312.74
5.4.50.0050.03212.75
5.4.40.0040.03312.74
5.4.30.0100.03012.74
5.4.20.0100.04212.74
5.4.10.0100.02812.74
5.4.00.0090.04412.48
5.3.290.0040.02613.18
5.3.280.0120.03013.13
5.3.270.0070.03513.14
5.3.260.0040.04113.14
5.3.250.0150.03813.14
5.3.240.0110.02413.14
5.3.230.0110.03913.13
5.3.220.0080.02813.12
5.3.210.0060.02113.12
5.3.200.0030.02413.12
5.3.190.0060.02213.12
5.3.180.0040.02513.11
5.3.170.0060.02213.11
5.3.160.0060.02313.11
5.3.150.0090.02113.11
5.3.140.0090.03313.11
5.3.130.0040.02413.10
5.3.120.0110.02013.11
5.3.110.0070.02813.11
5.3.100.0040.02412.84
5.3.90.0070.03612.82
5.3.80.0100.02812.81
5.3.70.0060.02312.81
5.3.60.0040.02412.81
5.3.50.0070.02012.78
5.3.40.0060.01912.78
5.3.30.0050.02412.75
5.3.20.0090.02112.63
5.3.10.0090.02412.61
5.3.00.0090.02312.61
5.2.170.0060.0469.15
5.2.160.0070.0539.15
5.2.150.0070.0509.15
5.2.140.0060.0469.14
5.2.130.0110.0389.10
5.2.120.0100.0589.11
5.2.110.0050.0439.12
5.2.100.0060.0419.11
5.2.90.0100.0409.11
5.2.80.0140.0469.11
5.2.70.0140.0449.10
5.2.60.0060.0399.06
5.2.50.0040.0339.03
5.2.40.0040.0319.00
5.2.30.0090.0268.98
5.2.20.0050.0298.97
5.2.10.0040.0298.89
5.2.00.0040.0308.75
5.1.60.0050.0258.04
5.1.50.0020.0288.04
5.1.40.0060.0258.02
5.1.30.0050.0288.37
5.1.20.0070.0498.39
5.1.10.0080.0348.12
5.1.00.0060.0398.12
5.0.50.0050.0306.59
5.0.40.0110.0496.46
5.0.30.0070.0526.27
5.0.20.0050.0296.24
5.0.10.0100.0626.21
5.0.00.0030.0546.20
4.4.90.0060.0214.78
4.4.80.0050.0234.75
4.4.70.0060.0404.75
4.4.60.0120.0264.75
4.4.50.0060.0314.77
4.4.40.0140.0534.71
4.4.30.0030.0234.76
4.4.20.0080.0294.84
4.4.10.0050.0284.85
4.4.00.0090.0634.76
4.3.110.0140.0424.67
4.3.100.0120.0424.66
4.3.90.0060.0414.63
4.3.80.0060.0464.58
4.3.70.0040.0254.63
4.3.60.0030.0224.63
4.3.50.0120.0444.63
4.3.40.0070.0344.54
4.3.30.0050.0223.26
4.3.20.0050.0243.25
4.3.10.0070.0463.21
4.3.00.0100.01310.37

preferences:
42.4 ms | 400 KiB | 5 Q