3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (is_array($x)) { echo 'ok'; } else { echo 'nok'; }

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)
8.3.40.0040.01118.71
8.3.30.0080.00618.79
8.3.20.0000.00720.30
8.3.10.0040.00423.70
8.3.00.0040.00420.89
8.2.170.0070.01422.96
8.2.160.0100.00320.40
8.2.150.0060.00324.18
8.2.140.0030.00624.66
8.2.130.0110.00326.16
8.2.120.0040.00419.23
8.2.110.0030.00622.16
8.2.100.0060.00619.36
8.2.90.0050.00518.79
8.2.80.0080.00017.97
8.2.70.0060.00317.59
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0050.00319.94
8.2.30.0040.00418.05
8.2.20.0050.00217.52
8.2.10.0000.00717.92
8.2.00.0040.00417.48
8.1.270.0050.00323.92
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0050.00523.67
8.1.230.0110.00019.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0040.00416.88
8.1.180.0000.00718.10
8.1.170.0060.00318.43
8.1.160.0070.00021.99
8.1.150.0000.00718.49
8.1.140.0060.00317.27
8.1.130.0000.00719.46
8.1.120.0000.00717.23
8.1.110.0050.00217.38
8.1.100.0050.00317.34
8.1.90.0020.00517.39
8.1.80.0070.00017.19
8.1.70.0000.00717.23
8.1.60.0080.00017.27
8.1.50.0000.00817.40
8.1.40.0000.00717.30
8.1.30.0050.00317.52
8.1.20.0080.00017.46
8.1.10.0000.00817.45
8.1.00.0040.00417.35
8.0.300.0000.00818.77
8.0.290.0050.00216.63
8.0.280.0040.00418.35
8.0.270.0030.00317.13
8.0.260.0030.00317.18
8.0.250.0000.00716.95
8.0.240.0000.00816.88
8.0.230.0050.00216.92
8.0.220.0000.00616.82
8.0.210.0030.00316.77
8.0.200.0020.00516.78
8.0.190.0000.00716.84
8.0.180.0050.00316.73
8.0.170.0080.00016.86
8.0.160.0030.00316.79
8.0.150.0040.00416.81
8.0.140.0000.00716.60
8.0.130.0000.00513.24
8.0.120.0050.00316.67
8.0.110.0000.00716.66
8.0.100.0050.00216.77
8.0.90.0050.00216.77
8.0.80.0040.01116.73
8.0.70.0050.00216.85
8.0.60.0000.00716.67
8.0.50.0070.00016.93
8.0.30.0110.00817.06
8.0.20.0080.01117.40
8.0.10.0000.00716.96
8.0.00.0110.00716.63
7.4.330.0050.00015.00
7.4.320.0030.00316.38
7.4.300.0030.00316.50
7.4.290.0060.00016.32
7.4.280.0030.00316.45
7.4.270.0030.00316.37
7.4.260.0000.00716.46
7.4.250.0000.00716.33
7.4.240.0000.00816.41
7.4.230.0030.00316.39
7.4.220.0070.01016.46
7.4.210.0120.00916.26
7.4.200.0030.00416.57
7.4.160.0060.00916.70
7.4.150.0090.01617.40
7.4.140.0070.01017.86
7.4.130.0030.01516.38
7.4.120.0090.00716.34
7.4.110.0150.00616.46
7.4.100.0130.00416.31
7.4.90.0130.00316.52
7.4.80.0100.00919.39
7.4.70.0110.00616.37
7.4.60.0090.00616.27
7.4.50.0080.00016.20
7.4.40.0050.01116.34
7.4.30.0120.00616.49
7.4.10.0030.01515.08
7.4.00.0060.01015.00
7.3.330.0000.00613.03
7.3.320.0000.00713.03
7.3.310.0000.00816.19
7.3.300.0000.00716.17
7.3.290.0070.00716.22
7.3.280.0060.01216.17
7.3.270.0090.01317.40
7.3.260.0110.00716.42
7.3.250.0100.00816.27
7.3.240.0120.00616.18
7.3.230.0220.00016.43
7.3.210.0050.01316.29
7.3.200.0100.01019.39
7.3.190.0060.01316.45
7.3.180.0090.00616.11
7.3.170.0030.01316.27
7.3.160.0180.00316.11
7.3.130.0080.00814.66
7.3.120.0040.01114.71
7.3.110.0060.01314.33
7.3.100.0070.01114.95
7.3.90.0090.00314.68
7.3.80.0080.00314.63
7.3.70.0100.00314.71
7.3.60.0030.00614.84
7.3.50.0000.01314.54
7.3.40.0000.00914.82
7.3.30.0040.01114.55
7.3.20.0070.00716.55
7.3.10.0120.00516.49
7.3.00.0070.01016.53
7.2.330.0070.01416.50
7.2.320.0170.00016.52
7.2.310.0070.01016.71
7.2.300.0130.00316.53
7.2.290.0100.01016.57
7.2.260.0060.01214.58
7.2.250.0120.00615.11
7.2.240.0140.00014.71
7.2.230.0070.01014.80
7.2.220.0160.00015.20
7.2.210.0060.00815.23
7.2.200.0070.00715.00
7.2.190.0060.00815.05
7.2.180.0060.00614.82
7.2.170.0070.00714.90
7.2.160.0060.00614.75
7.2.150.0060.00616.59
7.2.140.0100.00316.85
7.2.130.0120.00716.62
7.2.120.0090.00816.56
7.2.110.0080.01016.58
7.2.100.0100.00716.81
7.2.90.0090.00816.67
7.2.80.0110.00516.47
7.2.70.0090.00816.68
7.2.60.0120.00316.52
7.2.50.0080.00716.73
7.2.40.0090.00916.78
7.2.30.0050.01116.77
7.2.20.0080.00716.61
7.2.10.0100.00816.76
7.2.00.0080.00916.56
7.1.330.0060.00315.53
7.1.320.0030.00915.78
7.1.310.0070.00715.77
7.1.300.0040.01115.62
7.1.290.0050.00315.68
7.1.280.0070.00315.68
7.1.270.0030.00915.76
7.1.260.0060.00615.68
7.1.250.0060.01215.53
7.1.240.0090.00615.67
7.1.230.0110.00415.59
7.1.220.0060.00915.75
7.1.210.0070.00315.69
7.1.200.0060.00615.59
7.1.190.0100.00715.50
7.1.180.0000.00915.81
7.1.170.0040.00415.61
7.1.160.0100.00315.58
7.1.150.0040.01115.65
7.1.140.0000.00815.68
7.1.130.0150.00015.76
7.1.120.0080.00315.30
7.1.110.0040.01115.54
7.1.100.0030.00916.98
7.1.90.0120.00015.66
7.1.80.0100.00315.78
7.1.70.0000.00916.31
7.1.60.0060.01217.74
7.1.50.0080.00816.30
7.1.40.0070.00715.55
7.1.30.0030.01515.36
7.1.20.0100.00315.88
7.1.10.0040.00815.58
7.1.00.0000.04519.05
7.0.330.0030.01015.32
7.0.320.0060.01215.27
7.0.310.0090.00615.37
7.0.300.0060.00614.99
7.0.290.0030.00715.47
7.0.280.0080.00415.27
7.0.270.0100.00015.32
7.0.260.0070.00415.37
7.0.250.0110.00415.54
7.0.240.0090.00315.40
7.0.230.0070.00715.27
7.0.220.0030.01115.34
7.0.210.0000.00915.35
7.0.200.0070.00316.00
7.0.190.0030.00715.21
7.0.180.0030.01315.49
7.0.170.0090.00915.31
7.0.160.0030.01415.19
7.0.150.0040.00715.38
7.0.140.0120.03518.64
7.0.130.0110.00415.43
7.0.120.0030.00715.38
7.0.110.0090.00015.48
7.0.100.0030.02817.63
7.0.90.0120.01717.45
7.0.80.0120.01717.67
7.0.70.0080.02017.44
7.0.60.0070.02217.57
7.0.50.0090.02417.86
7.0.40.0050.02016.70
7.0.30.0060.02016.67
7.0.20.0030.02316.70
7.0.10.0070.01716.68
7.0.00.0050.02316.64
5.6.400.0060.00714.43
5.6.390.0000.00814.35
5.6.380.0030.01214.43
5.6.370.0070.00414.43
5.6.360.0030.00914.01
5.6.350.0120.00014.33
5.6.340.0060.01014.09
5.6.330.0090.00013.93
5.6.320.0030.00614.17
5.6.310.0060.00614.11
5.6.300.0090.00614.23
5.6.290.0110.00314.36
5.6.280.0100.03717.72
5.6.270.0070.00414.10
5.6.260.0070.00714.18
5.6.250.0080.02017.43
5.6.240.0070.02217.63
5.6.230.0070.02617.38
5.6.220.0030.02317.36
5.6.210.0070.02517.34
5.6.200.0030.02217.54
5.6.190.0050.02517.67
5.6.180.0030.02517.66
5.6.170.0050.02717.55
5.6.160.0030.02317.66
5.6.150.0030.02717.71
5.6.140.0030.02517.65
5.6.130.0070.02217.58
5.6.120.0070.01817.51
5.6.110.0070.02017.60
5.6.100.0020.02817.55
5.6.90.0040.02117.68
5.6.80.0070.03617.27
5.6.70.0040.02017.13
5.6.60.0080.02217.32
5.6.50.0030.03917.26
5.6.40.0070.02217.11
5.6.30.0050.04617.30
5.6.20.0050.02717.21
5.6.10.0070.04317.17
5.6.00.0020.04617.13
5.5.380.0040.02317.43
5.5.370.0030.02717.25
5.5.360.0050.02417.38
5.5.350.0090.01817.34
5.5.340.0030.02517.45
5.5.330.0080.01917.62
5.5.320.0120.01817.53
5.5.310.0030.02617.36
5.5.300.0030.02217.56
5.5.290.0040.02617.48
5.5.280.0030.02617.42
5.5.270.0090.01917.44
5.5.260.0010.02217.40
5.5.250.0100.01817.46
5.5.240.0000.02417.16
5.5.230.0100.03717.07
5.5.220.0070.02817.14
5.5.210.0030.02317.20
5.5.200.0100.04017.16
5.5.190.0020.04416.98
5.5.180.0050.03417.07
5.5.170.0060.00613.89
5.5.160.0070.02517.15
5.5.150.0080.04117.17
5.5.140.0100.04016.99
5.5.130.0040.02817.29
5.5.120.0060.03817.14
5.5.110.0050.04117.11
5.5.100.0110.03316.96
5.5.90.0060.02517.15
5.5.80.0100.03516.85
5.5.70.0030.04317.17
5.5.60.0050.03617.08
5.5.50.0070.04216.99
5.5.40.0030.04017.07
5.5.30.0030.04717.04
5.5.20.0030.04616.95
5.5.10.0060.04717.05
5.5.00.0030.04517.09
5.4.450.0040.02215.17
5.4.440.0000.02815.22
5.4.430.0030.02214.93
5.4.420.0030.01915.16
5.4.410.0020.02215.10
5.4.400.0030.01814.88
5.4.390.0070.03914.91
5.4.380.0030.04314.92
5.4.370.0060.04114.87
5.4.360.0050.04014.82
5.4.350.0020.02614.83
5.4.340.0070.02214.83
5.4.330.0040.00410.98
5.4.320.0060.03814.87
5.4.310.0060.04115.13
5.4.300.0100.03014.93
5.4.290.0000.04115.01
5.4.280.0050.02215.00
5.4.270.0030.03514.80
5.4.260.0080.02014.92
5.4.250.0090.02514.98
5.4.240.0100.03814.70
5.4.230.0050.02515.01
5.4.220.0100.01714.76
5.4.210.0060.03214.83
5.4.200.0030.02315.04
5.4.190.0050.04114.81
5.4.180.0080.02715.02
5.4.170.0020.03115.01
5.4.160.0050.02315.00
5.4.150.0090.02814.77
5.4.140.0110.03013.75
5.4.130.0040.02613.59
5.4.120.0030.03613.54
5.4.110.0090.03113.82
5.4.100.0000.04413.55
5.4.90.0080.03513.57
5.4.80.0110.03313.63
5.4.70.0070.03713.67
5.4.60.0030.03513.62
5.4.50.0050.03713.52
5.4.40.0100.03713.61
5.4.30.0060.02313.62
5.4.20.0050.02513.41
5.4.10.0030.03713.49
5.4.00.0070.03413.14
5.3.290.0060.03312.56
5.3.280.0030.04312.45
5.3.270.0070.02612.48
5.3.260.0020.04112.30
5.3.250.0100.03812.51
5.3.240.0030.03812.44
5.3.230.0070.02312.29
5.3.220.0060.03812.35
5.3.210.0070.02712.40
5.3.200.0050.03812.31
5.3.190.0050.04312.44
5.3.180.0090.03812.46
5.3.170.0050.04012.49
5.3.160.0030.02212.41
5.3.150.0050.02712.50
5.3.140.0070.02312.36
5.3.130.0050.03212.41
5.3.120.0050.02112.52
5.3.110.0090.03512.33
5.3.100.0030.02512.15
5.3.90.0070.02412.18
5.3.80.0070.02312.02
5.3.70.0080.02012.12
5.3.60.0070.03211.98
5.3.50.0070.03712.08
5.3.40.0100.03511.99
5.3.30.0020.02712.02
5.3.20.0050.01811.88
5.3.10.0060.03311.90
5.3.00.0070.03511.71
5.2.170.0030.03011.57
5.2.160.0100.05311.57
5.2.150.0130.03711.57
5.2.140.0070.04711.57
5.2.130.0100.02711.57
5.2.120.0070.02711.57
5.2.110.0100.05711.57
5.2.100.0030.04011.57
5.2.90.0030.03711.57
5.2.80.0000.04011.57
5.2.70.0030.03011.57
5.2.60.0030.04711.57
5.2.50.0070.05011.57
5.2.40.0030.03311.57
5.2.30.0070.06711.57
5.2.20.0100.05311.57
5.2.10.0070.03011.57
5.2.00.0000.03011.57
5.1.60.0000.05311.57
5.1.50.0100.02011.57
5.1.40.0030.05711.57
5.1.30.0030.04311.57
5.1.20.0070.04311.57
5.1.10.0000.03311.57
5.1.00.0070.03711.57
5.0.50.0030.02711.57
5.0.40.0000.02711.57
5.0.30.0030.06711.57
5.0.20.0030.04311.57
5.0.10.0130.02711.57
5.0.00.0030.05011.57
4.4.90.0070.01311.57
4.4.80.0000.02011.57
4.4.70.0000.02011.57
4.4.60.0000.03011.57
4.4.50.0070.02011.57
4.4.40.0070.03311.57
4.4.30.0000.02011.57
4.4.20.0000.02011.57
4.4.10.0000.03711.57
4.4.00.0070.04711.57
4.3.110.0030.01711.57
4.3.100.0030.02011.57
4.3.90.0030.01311.57
4.3.80.0000.04011.57
4.3.70.0000.02011.57
4.3.60.0030.01711.57
4.3.50.0000.02011.57
4.3.40.0070.02311.57
4.3.30.0000.03711.57
4.3.20.0070.03011.57
4.3.10.0030.02311.57
4.3.00.0000.02311.57

preferences:
52.04 ms | 400 KiB | 5 Q