3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = NULL; $test2 = array(); $test3 = serialize($test2); echo $test3.PHP_EOL; echo empty(unserialize($test)) ? 'Yes'.PHP_EOL : 'No'.PHP_EOL;

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)
8.3.60.0100.00616.75
8.3.50.0110.00821.92
8.3.40.0170.00318.67
8.3.30.0110.00719.10
8.3.20.0040.00420.39
8.3.10.0030.00621.85
8.3.00.0040.00419.26
8.2.180.0120.00918.29
8.2.170.0140.00718.91
8.2.160.0100.00722.96
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0040.00419.36
8.2.110.0100.00019.30
8.2.100.0040.00717.91
8.2.90.0040.00419.04
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0050.00318.04
8.2.50.0080.00018.10
8.2.40.0030.00519.88
8.2.30.0000.00718.08
8.2.20.0000.00717.71
8.2.10.0070.00018.02
8.2.00.0040.00417.71
8.1.280.0060.00825.92
8.1.270.0050.00318.95
8.1.260.0000.00826.35
8.1.250.0020.00528.09
8.1.240.0070.00323.66
8.1.230.0040.00817.71
8.1.220.0080.00017.79
8.1.210.0090.00018.77
8.1.200.0030.00617.23
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0030.00518.65
8.1.160.0040.00422.05
8.1.150.0040.00418.85
8.1.140.0030.00617.35
8.1.130.0030.00317.83
8.1.120.0000.01017.35
8.1.110.0000.00717.45
8.1.100.0030.00317.36
8.1.90.0050.00317.36
8.1.80.0030.00417.44
8.1.70.0000.00717.44
8.1.60.0060.00317.47
8.1.50.0000.00817.50
8.1.40.0040.00417.43
8.1.30.0040.00417.66
8.1.20.0040.00417.48
8.1.10.0000.00717.36
8.1.00.0040.00417.51
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.45
8.0.270.0040.00417.20
8.0.260.0070.00017.16
8.0.250.0080.00017.01
8.0.240.0000.00716.93
8.0.230.0070.00016.93
8.0.220.0030.00316.76
8.0.210.0050.00316.84
8.0.200.0030.00316.85
8.0.190.0030.00617.03
8.0.180.0040.00416.88
8.0.170.0000.00716.88
8.0.160.0000.00816.90
8.0.150.0040.00416.95
8.0.140.0000.00716.80
8.0.130.0030.00513.39
8.0.120.0000.00816.88
8.0.110.0040.00416.91
8.0.100.0000.00816.86
8.0.90.0070.00016.73
8.0.80.0100.00616.88
8.0.70.0050.00216.88
8.0.60.0070.00016.72
8.0.50.0050.00316.86
8.0.30.0140.00816.96
8.0.20.0110.00817.40
8.0.10.0050.00216.94
8.0.00.0090.01016.86
7.4.330.0050.00015.17
7.4.320.0000.00716.37
7.4.300.0030.00316.64
7.4.290.0000.00716.48
7.4.280.0000.00716.50
7.4.270.0030.00316.53
7.4.260.0000.00716.42
7.4.250.0000.00716.39
7.4.240.0020.00516.46
7.4.230.0000.00716.62
7.4.220.0070.01016.55
7.4.210.0150.00116.47
7.4.200.0000.00716.18
7.4.160.0000.01816.43
7.4.150.0150.00917.40
7.4.140.0060.01417.86
7.4.130.0130.00516.48
7.4.120.0070.01116.37
7.4.110.0100.01316.59
7.4.100.0100.01416.41
7.4.90.0120.00616.36
7.4.80.0170.00719.39
7.4.70.0070.01016.38
7.4.60.0130.00316.50
7.4.50.0040.00416.46
7.4.40.0060.01016.36
7.4.30.0080.01116.68
7.4.10.0040.01414.80
7.4.00.0060.01014.86
7.3.330.0000.00613.12
7.3.320.0000.01213.04
7.3.310.0040.00416.27
7.3.300.0040.00416.19
7.3.290.0030.00416.04
7.3.280.0100.00716.22
7.3.270.0130.00317.40
7.3.260.0090.00916.27
7.3.250.0120.00716.38
7.3.240.0090.01216.38
7.3.230.0110.00916.39
7.3.210.0100.01016.30
7.3.200.0070.01419.39
7.3.190.0120.00916.41
7.3.180.0150.01216.29
7.3.170.0100.00716.27
7.3.160.0100.00616.26
7.3.130.0110.00714.89
7.3.120.0070.00614.53
7.3.110.0110.00714.84
7.3.100.0060.00814.79
7.3.90.0040.01014.80
7.3.80.0080.00514.75
7.3.70.0090.00314.78
7.3.60.0050.00714.87
7.3.50.0050.01114.55
7.3.40.0090.00514.68
7.3.30.0060.00514.49
7.3.20.0060.00816.69
7.3.10.0020.01216.62
7.3.00.0050.00716.61
7.2.330.0070.01016.44
7.2.320.0090.00916.66
7.2.310.0100.01016.67
7.2.300.0060.01616.72
7.2.290.0160.00716.75
7.2.260.0070.01015.18
7.2.250.0130.00614.99
7.2.240.0080.00814.70
7.2.230.0020.01414.81
7.2.220.0080.00815.13
7.2.210.0050.00915.13
7.2.200.0040.00915.03
7.2.190.0030.01014.95
7.2.180.0060.01415.12
7.2.170.0050.01314.88
7.2.160.0000.01315.05
7.2.150.0070.00716.82
7.2.140.0090.00316.96
7.2.130.0030.01016.98
7.2.120.0070.00717.02
7.2.110.0000.01116.81
7.2.100.0000.01016.61
7.2.90.0090.00617.05
7.2.80.0030.00716.92
7.2.70.0000.01116.95
7.2.60.0060.00616.82
7.2.50.0040.00817.09
7.2.40.0040.01117.10
7.2.30.0060.00916.98
7.2.20.0080.00417.00
7.2.10.0040.00816.71
7.2.00.0050.00618.23
7.1.330.0060.00815.80
7.1.320.0040.01315.74
7.1.310.0030.01315.87
7.1.300.0030.01215.80
7.1.290.0070.00815.75
7.1.280.0040.00615.67
7.1.270.0060.00915.65
7.1.260.0020.01015.68
7.1.250.0030.00915.77
7.1.240.0040.00815.88
7.1.230.0060.00315.71
7.1.220.0030.00615.47
7.1.210.0000.01115.79
7.1.200.0090.00315.64
7.1.190.0060.00315.54
7.1.180.0080.00615.62
7.1.170.0040.00715.77
7.1.160.0100.00715.90
7.1.150.0100.00715.38
7.1.140.0040.00815.78
7.1.130.0030.01215.54
7.1.120.0070.00715.82
7.1.110.0000.01415.77
7.1.100.0050.00816.84
7.1.90.0040.01115.83
7.1.80.0060.00615.66
7.1.70.0060.00416.49
7.1.60.0070.01117.56
7.1.50.0060.01216.31
7.1.40.0040.01215.90
7.1.30.0090.00615.82
7.1.20.0000.01215.74
7.1.10.0040.01115.66
7.1.00.0050.04319.06
7.0.330.0110.00415.30
7.0.320.0090.00315.29
7.0.310.0030.00815.53
7.0.300.0080.00515.47
7.0.290.0100.00715.32
7.0.280.0080.00815.39
7.0.270.0040.01115.30
7.0.260.0030.00615.03
7.0.250.0070.00715.31
7.0.240.0000.01415.45
7.0.230.0090.00015.16
7.0.220.0030.00715.43
7.0.210.0080.00615.42
7.0.200.0100.00615.19
7.0.190.0060.00615.56
7.0.180.0070.00715.41
7.0.170.0070.00715.27
7.0.160.0120.00415.40
7.0.150.0070.00315.48
7.0.140.0070.04018.63
7.0.130.0130.00315.12
7.0.120.0100.00315.36
7.0.110.0050.00515.50
7.0.100.0070.04017.59
7.0.90.0030.03217.51
7.0.80.0220.03917.63
7.0.70.0040.04417.72
7.0.60.0080.04617.79
7.0.50.0160.03517.87
7.0.40.0070.03016.67
7.0.30.0050.04516.83
7.0.20.0070.04316.86
7.0.10.0070.02516.78
7.0.00.0130.04016.72
5.6.400.0090.00914.33
5.6.390.0100.00614.55
5.6.380.0030.00714.25
5.6.370.0060.00814.17
5.6.360.0040.01114.13
5.6.350.0060.01214.36
5.6.340.0060.00614.61
5.6.330.0100.00314.62
5.6.320.0080.00014.22
5.6.310.0070.00714.52
5.6.300.0040.00814.26
5.6.290.0060.01214.54
5.6.280.0030.04217.66
5.6.270.0000.01414.57
5.6.260.0090.00314.32
5.6.250.0060.02617.50
5.6.240.0020.03517.47
5.6.230.0080.04317.47
5.6.220.0060.04917.54
5.6.210.0120.04117.42
5.6.200.0160.03917.63
5.6.190.0110.04117.73
5.6.180.0100.04317.77
5.6.170.0080.04217.81
5.6.160.0130.03817.68
5.6.150.0070.04717.66
5.6.140.0070.04717.76
5.6.130.0080.04417.61
5.6.120.0100.04317.69
5.6.110.0100.03517.70
5.6.100.0080.02817.69
5.6.90.0080.04517.65
5.6.80.0070.02817.29
5.6.70.0030.02917.28
5.6.60.0120.04017.43
5.6.50.0120.02217.34
5.6.40.0140.03517.36
5.6.30.0120.02317.32
5.6.20.0050.03117.30
5.6.10.0050.04817.38
5.6.00.0020.03017.34
5.5.380.0030.02617.27
5.5.370.0160.03517.46
5.5.360.0070.04717.48
5.5.350.0030.04917.31
5.5.340.0110.04017.42
5.5.330.0120.02517.47
5.5.320.0130.03817.49
5.5.310.0110.03317.44
5.5.300.0070.04417.52
5.5.290.0050.04917.55
5.5.280.0080.04617.62
5.5.270.0060.03917.54
5.5.260.0070.04317.54
5.5.250.0050.02817.51
5.5.240.0100.03817.31
5.5.230.0070.03017.16
5.5.220.0130.03817.26
5.5.210.0030.04817.28
5.5.200.0080.03817.30
5.5.190.0020.04917.17
5.5.180.0070.02817.19
5.5.170.0080.00814.16
5.5.160.0030.04817.08
5.5.150.0070.04217.27
5.5.140.0100.03517.16
5.5.130.0030.04317.17
5.5.120.0080.02517.31
5.5.110.0070.04417.12
5.5.100.0130.03617.12
5.5.90.0080.02517.06
5.5.80.0080.04217.16
5.5.70.0070.03717.03
5.5.60.0070.03217.09
5.5.50.0090.04017.27
5.5.40.0100.03717.22
5.5.30.0060.02617.03
5.5.20.0070.02017.21
5.5.10.0070.02117.18
5.5.00.0080.04516.88
5.4.450.0070.04015.10
5.4.440.0100.02515.00
5.4.430.0030.05115.05
5.4.420.0050.04715.11
5.4.410.0070.04014.86
5.4.400.0060.03514.77
5.4.390.0020.02714.88
5.4.380.0070.03814.94
5.4.370.0020.04314.91
5.4.360.0020.04414.71
5.4.350.0050.03114.90
5.4.340.0080.03214.78
5.4.330.0120.00010.64
5.4.320.0030.03714.64
5.4.310.0100.03514.77
5.4.300.0030.04614.69
5.4.290.0070.04014.71
5.4.280.0100.03514.92
5.4.270.0050.03814.93
5.4.260.0060.03814.95
5.4.250.0040.04114.57
5.4.240.0050.02314.92
5.4.230.0070.03014.77
5.4.220.0040.02114.72
5.4.210.0060.03914.86
5.4.200.0030.03514.91
5.4.190.0050.03614.71
5.4.180.0050.02414.78
5.4.170.0070.03814.70
5.4.160.0050.02514.82
5.4.150.0080.02014.74
5.4.140.0060.03313.36
5.4.130.0030.04313.45
5.4.120.0040.02913.33
5.4.110.0030.04013.43
5.4.100.0050.02313.41
5.4.90.0030.04113.54
5.4.80.0100.02213.57
5.4.70.0040.03413.43
5.4.60.0070.02813.51
5.4.50.0010.02813.47
5.4.40.0050.04113.51
5.4.30.0050.04013.47
5.4.20.0000.04013.46
5.4.10.0050.03813.45
5.4.00.0070.03813.09
5.3.290.0070.07714.61
5.3.280.0070.07314.41
5.3.270.0000.04014.46
5.3.260.0070.07314.56
5.3.250.0070.03714.44
5.3.240.0100.07014.54
5.3.230.0130.07014.55
5.3.220.0100.07714.56
5.3.210.0000.05014.40
5.3.200.0070.06014.43
5.3.190.0130.07014.40
5.3.180.0130.07014.40
5.3.170.0100.04314.52
5.3.160.0070.04014.54
5.3.150.0170.04714.57
5.3.140.0000.04314.39
5.3.130.0100.07314.40
5.3.120.0100.07014.53
5.3.110.0070.05714.54
5.3.100.0070.07014.05
5.3.90.0030.05013.99
5.3.80.0070.04713.96
5.3.70.0170.06714.00
5.3.60.0130.04313.98
5.3.50.0070.06313.71
5.3.40.0070.07013.71
5.3.30.0070.06713.77
5.3.20.0070.08013.54
5.3.10.0070.04013.61
5.3.00.0070.06313.55
5.2.170.0030.06713.27
5.2.160.0100.06013.27
5.2.150.0070.03313.27
5.2.140.0100.06313.27
5.2.130.0070.04013.27
5.2.120.0030.04713.27
5.2.110.0070.06013.27
5.2.100.0030.05713.27
5.2.90.0130.05713.27
5.2.80.0070.06313.27
5.2.70.0000.06713.27
5.2.60.0000.03313.27
5.2.50.0000.06313.27
5.2.40.0000.04713.27
5.2.30.0030.03013.27
5.2.20.0000.04013.27
5.2.10.0000.04013.27
5.2.00.0070.03013.27
5.1.60.0000.02713.27
5.1.50.0030.03713.27
5.1.40.0030.02713.27
5.1.30.0000.02713.27
5.1.20.0000.03013.27
5.1.10.0070.02313.27
5.1.00.0030.02313.27
5.0.50.0000.02313.27
5.0.40.0000.02013.27
5.0.30.0000.03013.27
5.0.20.0000.02013.27
5.0.10.0030.01713.27
5.0.00.0030.02713.27
4.4.90.0030.03013.27
4.4.80.0100.01313.27
4.4.70.0000.03013.27
4.4.60.0000.02713.27
4.4.50.0030.01313.27
4.4.40.0070.02013.27
4.4.30.0030.01313.27
4.4.20.0100.00713.27
4.4.10.0000.01713.27
4.4.00.0030.02313.27
4.3.110.0030.01713.27
4.3.100.0000.01713.27
4.3.90.0030.01313.27
4.3.80.0000.02713.27
4.3.70.0030.01713.27
4.3.60.0000.01713.27
4.3.50.0000.02313.27
4.3.40.0030.02313.27
4.3.30.0000.01713.27
4.3.20.0000.01713.27
4.3.10.0000.01713.27
4.3.00.0030.01013.27

preferences:
51.93 ms | 401 KiB | 5 Q