3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = true; --$a; if($a == true){ echo "đã true"; }else{ echo "vẫn false"; } echo PHP_EOL.$a.PHP_EOL; $b = null; echo ++$b;

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)
8.3.40.0090.00918.79
8.3.30.0090.00618.80
8.3.20.0080.00018.64
8.3.10.0070.00023.71
8.3.00.0000.00823.59
8.2.170.0110.00418.87
8.2.160.0050.00822.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00421.11
8.2.120.0000.00826.35
8.2.110.0090.00022.08
8.2.100.0090.00317.44
8.2.90.0060.00317.91
8.2.80.0030.00617.97
8.2.70.0050.00317.80
8.2.60.0000.00918.16
8.2.50.0000.00718.10
8.2.40.0080.00019.30
8.2.30.0040.00420.55
8.2.20.0080.00018.14
8.2.10.0000.00818.11
8.2.00.0040.00419.32
8.1.270.0120.00621.94
8.1.260.0080.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00322.06
8.1.230.0070.00422.81
8.1.220.0040.00417.74
8.1.210.0080.00018.94
8.1.200.0000.01017.13
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.36
8.1.160.0040.00418.88
8.1.150.0050.00318.80
8.1.140.0060.00318.81
8.1.130.0000.00720.20
8.1.120.0080.00317.49
8.1.110.0000.00717.43
8.1.100.0040.00417.48
8.1.90.0040.00417.46
8.1.80.0020.00517.42
8.1.70.0040.00417.49
8.1.60.0000.00817.47
8.1.50.0040.00417.54
8.1.40.0000.00817.53
8.1.30.0060.00317.53
8.1.20.0000.01017.61
8.1.10.0030.00717.46
8.1.00.0030.00517.44
8.0.300.0040.00419.86
8.0.290.0000.00716.75
8.0.280.0040.00418.34
8.0.270.0000.00717.25
8.0.260.0030.00320.11
8.0.250.0030.00316.82
8.0.240.0030.00516.81
8.0.230.0000.00716.95
8.0.220.0040.00416.77
8.0.210.0040.00416.88
8.0.200.0040.00416.83
8.0.190.0040.00416.96
8.0.180.0060.00316.96
8.0.170.0090.00016.88
8.0.160.0070.00016.86
8.0.150.0000.00816.79
8.0.140.0030.00316.88
8.0.130.0030.00313.26
8.0.120.0040.00416.90
8.0.110.0000.00816.72
8.0.100.0030.00516.73
8.0.90.0030.00416.73
8.0.80.0120.00316.82
8.0.70.0020.00516.90
8.0.60.0030.00516.91
8.0.50.0030.00516.74
8.0.30.0080.01216.97
8.0.20.0150.00417.40
8.0.10.0030.00516.89
8.0.00.0120.00716.97
7.4.330.0050.00015.55
7.4.320.0060.00016.60
7.4.300.0070.00016.51
7.4.290.0030.00316.63
7.4.280.0070.00016.52
7.4.270.0040.00416.61
7.4.260.0030.00316.49
7.4.250.0070.00016.55
7.4.240.0040.00416.48
7.4.230.0040.00416.48
7.4.220.0000.00816.50
7.4.210.0100.00616.55
7.4.200.0070.00016.52
7.4.160.0090.00916.43
7.4.140.0090.01017.86
7.4.130.0180.00016.63
7.4.120.0100.01016.39
7.4.110.0070.01016.40
7.4.100.0080.00816.52
7.4.90.0070.01016.47
7.4.80.0160.00619.39
7.4.70.0090.00916.68
7.4.60.0030.01316.45
7.4.50.0070.00716.55
7.4.40.0060.01116.48
7.4.10.0120.00614.53
7.4.00.0100.00814.90
7.3.330.0000.00513.06
7.3.320.0000.00513.17
7.3.310.0070.00016.40
7.3.300.0050.00316.27
7.3.290.0000.00716.30
7.3.280.0070.00916.33
7.3.260.0130.00816.48
7.3.240.0120.00616.56
7.3.230.0110.00716.48
7.3.210.0120.00416.51
7.3.200.0160.00616.38
7.3.190.0140.00316.66
7.3.180.0100.01316.43
7.3.170.0080.00816.20
7.3.160.0080.00816.53
7.3.130.0110.00814.74
7.3.120.0070.01015.10
7.3.110.0030.01314.82
7.3.100.0000.01414.72
7.3.90.0030.01214.80
7.3.80.0110.00414.83
7.3.70.0030.01214.83
7.3.60.0000.00814.80
7.3.50.0030.01014.64
7.3.40.0060.00914.88
7.3.30.0070.00714.71
7.3.20.0040.00716.70
7.3.10.0080.00816.72
7.3.00.0030.00716.28
7.2.330.0060.01216.38
7.2.320.0040.01416.41
7.2.310.0060.00916.68
7.2.300.0030.01316.60
7.2.290.0130.01016.54
7.2.260.0100.01015.13
7.2.250.0000.01814.96
7.2.240.0030.00914.77
7.2.230.0110.00414.80
7.2.220.0130.00615.24
7.2.210.0000.01015.04
7.2.200.0060.00914.88
7.2.190.0040.01115.00
7.2.180.0060.00315.08
7.2.170.0040.00414.81
7.2.160.0030.01014.91
7.2.150.0040.01117.04
7.2.140.0000.01016.88
7.2.130.0030.01016.90
7.2.120.0090.00616.88
7.2.110.0040.00716.93
7.2.100.0030.00717.02
7.2.90.2160.00715.71
7.2.80.2440.01315.76
7.2.70.1960.00715.71
7.2.60.2110.01015.76
7.2.50.2100.00415.87
7.2.40.1630.00215.80
7.2.30.1860.00815.85
7.2.20.1730.00515.70
7.2.10.1950.00415.96
7.2.00.0730.01015.99
7.1.330.0130.00015.91
7.1.320.0000.01115.73
7.1.310.0040.01115.90
7.1.300.0040.00415.77
7.1.290.0040.00915.79
7.1.280.0000.00815.68
7.1.270.0030.00915.79
7.1.260.0060.00315.96
7.1.250.0030.00915.69
7.1.240.0040.00715.84
7.1.230.0000.01015.52
7.1.220.0060.00915.79
7.1.210.3760.00814.58
7.1.200.2350.00814.74
7.1.190.2180.01214.60
7.1.180.1970.00314.62
7.1.170.0520.00414.73
7.1.160.2060.01014.82
7.1.150.1770.00914.72
7.1.140.2020.00814.87
7.1.130.1970.00814.72
7.1.120.1190.01214.63
7.1.110.1910.01014.76
7.1.100.0570.00914.78
7.1.90.1920.00514.67
7.1.80.2370.00314.66
7.1.70.1790.00714.68
7.1.60.2070.00623.70
7.1.50.3580.01323.62
7.1.40.3040.01023.67
7.1.30.3920.01323.63
7.1.20.2560.00523.63
7.1.10.2230.00814.67
7.1.00.1580.00614.66
7.0.330.0060.00915.52
7.0.320.0060.00915.50
7.0.310.0000.01515.41
7.0.300.0000.00815.14
7.0.290.0030.01315.26
7.0.280.0000.00815.36
7.0.270.0030.00915.57
7.0.260.0000.00915.50
7.0.250.0000.00915.31
7.0.240.0030.01015.32
7.0.230.0000.00915.47
7.0.220.0070.00315.39
7.0.210.0040.00815.20
7.0.200.0090.00615.53
7.0.190.0000.01215.28
7.0.180.0030.01215.48
7.0.170.0080.00815.34
7.0.160.0030.00615.44
7.0.150.0070.00315.31
7.0.140.0060.00315.54
7.0.130.0050.00315.63
7.0.120.0000.01115.41
7.0.110.0040.00815.43
7.0.100.0030.00615.49
7.0.90.0030.01015.49
7.0.80.0090.00015.55
7.0.70.0040.01115.40
7.0.60.0040.00715.43
7.0.50.0080.00015.64
7.0.40.0030.01013.59
7.0.30.0000.00813.40
7.0.20.0050.00513.40
7.0.10.0000.01113.38
7.0.00.0080.00313.30
5.6.400.0000.01214.23
5.6.390.0030.01014.59
5.6.380.0070.00713.98
5.6.370.0040.00814.14
5.6.360.0030.01314.19
5.6.350.0100.00314.31
5.6.340.0000.01414.27
5.6.330.0080.00814.31
5.6.320.0050.00514.27
5.6.310.0090.00614.44
5.6.300.0000.01014.30
5.6.290.0030.01014.19
5.6.280.0000.00914.25
5.6.270.0070.00714.29
5.6.260.0060.00914.35
5.6.250.0000.01614.52
5.6.240.0040.00714.52
5.6.230.0150.00014.20
5.6.220.0060.00914.57
5.6.210.0100.00314.47
5.6.200.0000.01214.22
5.6.190.0060.00614.42
5.6.180.0050.00514.30
5.6.170.0070.00714.42
5.6.160.0070.00314.64
5.6.150.0030.01414.32
5.6.140.0070.00314.27
5.6.130.0040.00814.29
5.6.120.0070.00714.25
5.6.110.0070.00314.00
5.6.100.0030.00514.29
5.6.90.0090.00314.36
5.6.80.0080.00414.29
5.6.70.0030.01014.03
5.6.60.0040.01114.25
5.6.50.0030.01014.09
5.6.40.0090.00314.37
5.6.30.0030.01014.43
5.6.20.0040.00414.37
5.6.10.0080.00413.95
5.6.00.0090.00314.55

preferences:
58.51 ms | 400 KiB | 5 Q