3v4l.org

run code in 300+ PHP versions simultaneously
<?php // checking opcodes $a = new stdClass; if ($a instanceof stdClass) { echo 'a'; } if (!($a instanceof stdClass)) { 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)
8.3.40.0120.00318.47
8.3.30.0110.00318.92
8.3.20.0040.00420.34
8.3.10.0040.00423.65
8.3.00.0040.00420.80
8.2.170.0040.01122.96
8.2.160.0100.00320.53
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00420.35
8.2.110.0030.00622.26
8.2.100.0060.00917.75
8.2.90.0000.00919.23
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0060.00317.93
8.2.50.0030.00518.07
8.2.40.0050.00319.88
8.2.30.0070.00018.23
8.2.20.0040.00417.63
8.2.10.0080.00017.96
8.2.00.0040.00417.73
8.1.270.0000.00823.72
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0030.00624.02
8.1.230.0070.00419.17
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0040.00419.13
8.1.170.0030.00618.56
8.1.160.0000.00721.93
8.1.150.0000.00718.55
8.1.140.0000.00717.43
8.1.130.0050.00217.73
8.1.120.0070.00017.43
8.1.110.0030.00517.46
8.1.100.0040.00417.44
8.1.90.0000.00717.51
8.1.80.0000.00717.41
8.1.70.0000.00717.32
8.1.60.0040.00417.40
8.1.50.0000.00817.36
8.1.40.0040.00417.49
8.1.30.0040.00717.55
8.1.20.0000.00817.50
8.1.10.0000.00717.60
8.1.00.0040.00417.42
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0070.00018.43
8.0.270.0070.00017.13
8.0.260.0040.00417.25
8.0.250.0030.00316.99
8.0.240.0030.00316.86
8.0.230.0040.00416.83
8.0.220.0030.00616.88
8.0.210.0030.00316.94
8.0.200.0030.00316.98
8.0.190.0050.00316.93
8.0.180.0040.00416.73
8.0.170.0040.00416.93
8.0.160.0030.00316.78
8.0.150.0070.00016.84
8.0.140.0040.00316.73
8.0.130.0060.00013.35
8.0.120.0000.00716.75
8.0.110.0040.00416.91
8.0.100.0040.00416.78
8.0.90.0040.00416.95
8.0.80.0030.01316.83
8.0.70.0040.00416.66
8.0.60.0000.00716.79
8.0.50.0040.00416.77
8.0.30.0140.00517.05
8.0.20.0060.01617.40
8.0.10.0040.00416.87
8.0.00.0100.00716.66
7.4.330.0000.00615.00
7.4.320.0070.00016.46
7.4.300.0030.00316.56
7.4.290.0050.00216.43
7.4.280.0040.00416.57
7.4.270.0040.00416.43
7.4.260.0060.00016.55
7.4.250.0050.00316.38
7.4.240.0020.00616.39
7.4.230.0030.00316.48
7.4.220.0140.00316.46
7.4.210.0080.00716.37
7.4.200.0000.00716.42
7.4.190.0040.00416.57
7.4.160.0080.00816.63
7.4.150.0120.00617.40
7.4.140.0110.00617.86
7.4.130.0070.01016.43
7.4.120.0120.00716.37
7.4.110.0160.00616.41
7.4.100.0030.01416.43
7.4.90.0060.01216.58
7.4.80.0090.01019.39
7.4.70.0090.00816.46
7.4.60.0070.01116.14
7.4.50.0060.00316.39
7.4.40.0060.01216.55
7.4.30.0100.01016.37
7.4.10.0110.00714.71
7.4.00.0050.01214.81
7.3.330.0060.00012.95
7.3.320.0050.00013.11
7.3.310.0030.00516.28
7.3.300.0030.00316.12
7.3.290.0060.01016.14
7.3.280.0060.01016.15
7.3.270.0070.01017.40
7.3.260.0150.00916.30
7.3.250.0100.00816.24
7.3.240.0070.01016.59
7.3.230.0060.01116.47
7.3.210.0130.00916.31
7.3.200.0100.00719.39
7.3.190.0080.00816.39
7.3.180.0150.00016.53
7.3.170.0150.00616.39
7.3.160.0160.00716.52
7.3.130.0110.00714.86
7.3.120.0070.00714.78
7.3.110.0100.01014.88
7.3.100.0090.00614.62
7.3.90.0030.01314.71
7.3.80.0070.00714.88
7.3.70.0080.00414.69
7.3.60.0100.01014.75
7.3.50.0090.01014.91
7.3.40.0040.00414.55
7.3.30.0000.01714.63
7.3.20.0070.01016.25
7.3.10.0070.00616.48
7.3.00.0070.01016.33
7.2.330.0150.00316.59
7.2.320.0130.00316.18
7.2.310.0030.01316.38
7.2.300.0090.00816.57
7.2.290.0140.00316.59
7.2.260.0100.01015.22
7.2.250.0120.00614.91
7.2.240.0070.01114.81
7.2.230.0060.00914.82
7.2.220.0120.00315.08
7.2.210.0040.01114.83
7.2.200.0060.00914.78
7.2.190.0100.01014.99
7.2.180.0100.00315.04
7.2.170.0070.00315.16
7.2.160.0070.01014.83
7.2.150.0040.01116.68
7.2.140.0080.00616.77
7.2.130.0110.00516.61
7.2.120.0100.00816.66
7.2.110.0060.01016.82
7.2.100.0040.01116.50
7.2.90.0060.01216.83
7.2.80.0130.00616.73
7.2.70.0060.01016.64
7.2.60.0110.00516.78
7.2.50.0080.00816.85
7.2.40.0070.00716.66
7.2.30.0010.01216.79
7.2.20.0050.00916.62
7.2.10.0040.01016.78
7.2.00.0100.00517.41
7.1.330.0000.01615.72
7.1.320.0000.01215.93
7.1.310.0070.00716.04
7.1.300.0120.00615.84
7.1.290.0100.00315.63
7.1.280.0030.01015.91
7.1.270.0040.01515.71
7.1.260.0070.01015.51
7.1.250.0030.01115.57
7.1.240.0070.01015.71
7.1.230.0060.00615.71
7.1.220.0030.01515.71
7.1.210.0030.01015.72
7.1.200.0040.00815.71
7.1.190.0000.01115.59
7.1.180.0040.00715.65
7.1.170.0040.00815.64
7.1.160.0030.00915.58
7.1.150.0090.00315.68
7.1.140.0100.00715.52
7.1.130.0030.00915.75
7.1.120.0060.00615.81
7.1.110.0040.00715.60
7.1.100.0060.00816.96
7.1.90.0060.00915.75
7.1.80.0040.01415.43
7.1.70.0050.00716.44
7.1.60.0060.01017.58
7.1.50.0100.00816.22
7.1.40.0070.01115.42
7.1.30.0100.00715.56
7.1.20.0100.00715.78
7.1.10.0060.00915.55
7.1.00.0090.03819.14
7.0.330.0000.01715.41
7.0.320.0030.00615.40
7.0.310.0030.00715.46
7.0.300.0090.00315.50
7.0.290.0000.01215.52
7.0.280.0000.01115.16
7.0.270.0100.00315.03
7.0.260.0080.00415.54
7.0.250.0040.00715.26
7.0.240.0030.01015.50
7.0.230.0070.01115.50
7.0.220.0100.00315.16
7.0.210.0080.00615.39
7.0.200.0040.00715.89
7.0.190.0070.00715.44
7.0.180.0100.00715.45
7.0.170.0030.01015.41
7.0.160.0050.00515.10
7.0.150.0030.01015.18
7.0.140.0050.03818.88
7.0.130.0100.00715.22
7.0.120.0000.00915.47
7.0.110.0040.00715.54
7.0.100.0070.00715.26
7.0.90.0090.00315.53
7.0.80.0090.00615.50
7.0.70.0050.04518.39
7.0.60.0050.04218.55
7.0.50.0040.02518.84
7.0.40.0000.03016.79
7.0.30.0050.02516.78
7.0.20.0050.02216.84
7.0.10.0000.02416.83
7.0.00.0030.02516.78
5.6.400.0070.00714.50
5.6.390.0080.00814.24
5.6.380.0000.01514.00
5.6.370.0100.00614.42
5.6.360.0070.00714.37
5.6.350.0080.00014.50
5.6.340.0060.00614.36
5.6.330.0100.00414.14
5.6.320.0090.00314.54
5.6.310.0030.01014.08
5.6.300.0080.00614.27
5.6.290.0060.00614.66
5.6.280.0020.04317.64
5.6.270.0030.00914.31
5.6.260.0070.01014.25
5.6.250.0060.00314.30
5.6.240.0030.00614.48
5.6.230.0050.00814.23
5.6.220.0050.03417.38
5.6.210.0080.04317.36
5.6.200.0050.02417.55
5.6.190.0040.03217.65
5.6.180.0040.02217.54
5.6.170.0070.02217.67
5.6.160.0040.01917.62
5.6.150.0030.02017.75
5.6.140.0000.02517.65
5.6.130.0030.02717.57
5.6.120.0060.02517.79
5.6.110.0010.02717.74
5.6.100.0010.02417.63
5.6.90.0070.01917.65
5.6.80.0050.01917.44
5.6.70.0040.01817.17
5.6.60.0040.02017.39
5.6.50.0030.02117.35
5.6.40.0020.01917.33
5.6.30.0060.01817.33
5.6.20.0020.02317.34
5.6.10.0090.01517.32
5.6.00.0050.01817.35
5.5.380.0000.01214.21
5.5.370.0060.00614.04
5.5.360.0030.03717.29
5.5.350.0060.02917.46
5.5.340.0000.02817.36
5.5.330.0060.02217.53
5.5.320.0030.02717.49
5.5.310.0040.02517.63
5.5.300.0000.02317.38
5.5.290.0030.02817.62
5.5.280.0040.02117.59
5.5.270.0070.02317.40
5.5.260.0040.02317.44
5.5.250.0040.02017.43
5.5.240.0030.02017.25
5.5.230.0030.01817.00
5.5.220.0030.02517.06
5.5.210.0020.02117.12
5.5.200.0020.02217.10
5.5.190.0040.02017.17
5.5.180.0040.01717.25
5.5.170.0000.00914.22
5.5.160.0050.01817.23
5.5.150.0030.02017.16
5.5.140.0040.02416.92
5.5.130.0050.02017.11
5.5.120.0030.02017.10
5.5.110.0050.02616.95
5.5.100.0050.03717.12
5.5.90.0000.02516.98
5.5.80.0060.03017.24
5.5.70.0080.03517.01
5.5.60.0030.04617.18
5.5.50.0090.03517.20
5.5.40.0070.02817.10
5.5.30.0060.03617.13
5.5.20.0050.02816.94
5.5.10.0080.03617.14
5.5.00.0050.04017.00
5.4.450.0070.01715.22
5.4.440.0030.02015.17
5.4.430.0020.02615.08
5.4.420.0030.01615.22
5.4.410.0020.01915.14
5.4.400.0080.01315.01
5.4.390.0030.01715.05
5.4.380.0020.01914.82
5.4.370.0030.01814.96
5.4.360.0020.02114.93
5.4.350.0030.01814.99
5.4.340.0020.01915.05
5.4.330.0070.00310.89
5.4.320.0050.01714.98
5.4.310.0060.01614.92
5.4.300.0070.01814.81
5.4.290.0050.01314.94
5.4.280.0050.01814.88
5.4.270.0050.02914.93
5.4.260.0070.02214.93
5.4.250.0050.02314.84
5.4.240.0060.03415.11
5.4.230.0080.03314.99
5.4.220.0020.03315.07
5.4.210.0020.04314.92
5.4.200.0030.04114.91
5.4.190.0080.04214.86
5.4.180.0060.03914.96
5.4.170.0070.03914.95
5.4.160.0060.03815.06
5.4.150.0070.03614.73
5.4.140.0030.04313.67
5.4.130.0030.03213.65
5.4.120.0020.02713.47
5.4.110.0050.03513.59
5.4.100.0050.04113.44
5.4.90.0020.04013.61
5.4.80.0040.03413.55
5.4.70.0040.03313.72
5.4.60.0030.04213.63
5.4.50.0020.04213.62
5.4.40.0020.03013.59
5.4.30.0050.03413.56
5.4.20.0000.03013.53
5.4.10.0000.03113.59
5.4.00.0020.02513.39
5.3.290.0030.02012.52
5.3.280.0020.04312.45
5.3.270.0020.04312.42
5.3.260.0030.03912.42
5.3.250.0030.04112.40
5.3.240.0020.04012.50
5.3.230.0020.04512.27
5.3.220.0030.04312.39
5.3.210.0060.04112.40
5.3.200.0010.04112.39
5.3.190.0030.04112.42
5.3.180.0020.04112.50
5.3.170.0000.04412.49
5.3.160.0060.03612.49
5.3.150.0030.04112.50
5.3.140.0070.03812.46
5.3.130.0070.02512.45
5.3.120.0030.04012.40
5.3.110.0050.02512.36
5.3.100.0000.03712.01
5.3.90.0020.03812.17
5.3.80.0020.03611.98
5.3.70.0000.04012.11
5.3.60.0000.03912.12
5.3.50.0070.03012.06
5.3.40.0040.04112.06
5.3.30.0070.03712.11
5.3.20.0040.03711.91
5.3.10.0030.03011.83
5.3.00.0040.04111.80
5.2.170.0000.06711.30
5.2.160.0000.06311.30
5.2.150.0030.06711.30
5.2.140.0000.06311.30
5.2.130.0030.06011.30
5.2.120.0070.04311.30
5.2.110.0030.06011.30
5.2.100.0000.06011.30
5.2.90.0000.06311.30
5.2.80.0030.05311.30
5.2.70.0100.05311.30
5.2.60.0030.06311.30
5.2.50.0000.05011.30
5.2.40.0030.05311.30
5.2.30.0030.06311.30
5.2.20.0030.06011.30
5.2.10.0000.05711.30
5.2.00.0000.06011.30
5.1.60.0000.04711.30
5.1.50.0030.05311.30
5.1.40.0070.04311.30
5.1.30.0030.03311.30
5.1.20.0130.04711.30
5.1.10.0000.05711.30
5.1.00.0030.04011.30
5.0.50.0070.04311.30
5.0.40.0070.04011.30
5.0.30.0000.04011.30
5.0.20.0030.04711.30
5.0.10.0000.04711.30
5.0.00.0000.06311.30
4.4.90.0030.02311.30
4.4.80.0000.02011.30
4.4.70.0000.03311.30
4.4.60.0030.02711.30
4.4.50.0000.03711.30
4.4.40.0000.04311.30
4.4.30.0070.03011.30
4.4.20.0030.02711.30
4.4.10.0030.03711.30
4.4.00.0000.05011.30
4.3.110.0030.03311.30
4.3.100.0000.02011.30
4.3.90.0000.03311.30
4.3.80.0030.05311.30
4.3.70.0000.03311.30
4.3.60.0000.03011.30
4.3.50.0070.02711.30
4.3.40.0000.04311.30
4.3.30.0070.03311.30
4.3.20.0030.03011.30
4.3.10.0030.03311.30
4.3.00.0030.03311.30

preferences:
46.97 ms | 400 KiB | 5 Q