3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(UNKNOWN_CONSTANT);

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)
8.3.130.0000.00818.57
8.3.120.0090.00618.86
8.3.110.0150.00620.94
8.3.100.0110.00016.61
8.3.90.0070.00726.77
8.3.80.0060.00316.63
8.3.70.0090.00616.75
8.3.60.0040.01116.88
8.3.50.0100.00823.57
8.3.40.0120.00321.61
8.3.30.0160.00318.54
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0070.00026.16
8.2.250.0060.00316.83
8.2.240.0110.00716.94
8.2.230.0030.00622.58
8.2.220.0040.00424.06
8.2.210.0000.00826.77
8.2.200.0090.00316.75
8.2.190.0140.00716.61
8.2.180.0180.00425.92
8.2.170.0070.00719.14
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0070.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0100.00022.02
8.2.100.0040.00817.78
8.2.90.0000.00817.88
8.2.80.0040.00418.85
8.2.70.0050.00317.63
8.2.60.0040.00417.75
8.2.50.0050.00218.05
8.2.40.0030.00620.28
8.2.30.0000.00717.92
8.2.20.0040.00418.04
8.2.10.0000.00819.30
8.2.00.0030.00519.21
8.1.300.0130.00718.16
8.1.290.0000.00930.84
8.1.280.0120.00925.92
8.1.270.0080.00023.99
8.1.260.0000.00928.09
8.1.250.0000.00828.09
8.1.240.0040.00818.84
8.1.230.0060.00620.96
8.1.220.0000.00818.51
8.1.210.0030.00618.77
8.1.200.0050.00517.43
8.1.190.0030.00617.35
8.1.180.0030.00618.10
8.1.170.0030.00518.61
8.1.160.0070.00018.73
8.1.150.0000.00718.69
8.1.140.0040.00418.85
8.1.130.0030.00320.29
8.1.120.0070.00017.43
8.1.110.0080.00017.38
8.1.100.0000.00717.39
8.1.90.0000.00817.22
8.1.80.0030.00917.39
8.1.70.0000.00717.31
8.1.60.0040.00417.39
8.1.50.0000.00717.34
8.1.40.0000.01317.43
8.1.30.0090.00017.51
8.1.20.0080.00017.58
8.1.10.0070.00417.51
8.1.00.0040.00417.48
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0040.00418.44
8.0.270.0000.00718.10
8.0.260.0000.00620.18
8.0.250.0020.00516.90
8.0.240.0000.00616.88
8.0.230.0050.00317.03
8.0.220.0070.00016.92
8.0.210.0000.00717.01
8.0.200.0000.00717.00
8.0.190.0000.00717.00
8.0.180.0050.00316.98
8.0.170.0040.00416.94
8.0.160.0040.00416.84
8.0.150.0030.00316.95
8.0.140.0040.00416.90
8.0.130.0000.00513.33
8.0.120.0040.00416.92
8.0.110.0000.00717.04
8.0.100.0040.00316.90
8.0.90.0040.00416.95
8.0.80.0090.00816.91
8.0.70.0000.00816.90
8.0.60.0070.00016.80
8.0.50.0050.00317.01
8.0.30.0060.01217.14
8.0.20.0070.01417.13
8.0.10.0040.00416.83
8.0.00.0140.00716.69
7.4.330.0020.00215.55
7.4.320.0030.00316.53
7.4.300.0030.00316.47
7.4.290.0040.00416.45
7.4.280.0030.00516.36
7.4.270.0030.00316.43
7.4.260.0000.00613.16
7.4.250.0040.00416.41
7.4.240.0030.00316.41
7.4.230.0000.00816.27
7.4.220.0000.00716.63
7.4.210.0030.01016.50
7.4.200.0030.00316.32
7.4.130.0090.01316.37
7.4.120.0130.00616.50
7.4.110.0140.00716.33
7.4.100.0180.00316.44
7.4.90.0170.00616.40
7.4.80.0080.01216.13
7.4.70.0060.01516.16
7.4.60.0140.00616.12
7.4.50.0140.00616.03
7.4.40.0120.00916.16
7.4.30.0150.00616.07
7.4.20.0120.00716.16
7.4.10.0110.00916.27
7.4.00.0110.00716.18
7.3.330.0000.00716.11
7.3.320.0000.00512.91
7.3.310.0000.00716.25
7.3.300.0030.00316.10
7.3.290.0110.00416.21
7.3.260.0130.00316.19
7.3.230.0140.00716.28
7.3.220.0120.00916.27
7.3.210.0080.01316.13
7.3.200.0170.00516.16
7.3.190.0130.00716.36
7.3.180.0130.00916.21
7.3.170.0110.00816.20
7.3.160.0120.00816.08
7.3.150.0150.00616.16
7.3.140.0100.01116.15
7.3.130.0070.01316.41
7.3.120.0100.01116.03
7.3.110.0090.01116.20
7.3.100.0100.01116.18
7.3.90.0060.01316.13
7.3.80.0140.00616.20
7.3.70.0140.00716.06
7.3.60.0080.01316.29
7.3.50.0200.00616.26
7.3.40.0190.00716.31
7.3.30.0230.00416.29
7.3.20.0240.00516.17
7.3.10.0220.00516.19
7.3.00.0330.00816.31
7.2.340.0170.00816.39
7.2.330.0140.00816.35
7.2.320.0090.01216.19
7.2.310.0060.01416.35
7.2.300.0130.00716.31
7.2.290.0130.00616.33
7.2.280.0140.00516.08
7.2.270.0090.01016.23
7.2.260.0100.01316.18
7.2.250.0160.00516.14
7.2.240.0180.00516.23
7.2.230.0120.00716.20
7.2.220.0130.00716.18
7.2.210.0130.00616.08
7.2.200.0180.00716.24
7.2.190.0140.01016.20
7.2.180.0170.01016.53
7.2.170.0180.01016.33
7.2.160.0220.00816.39
7.2.150.0190.01016.48
7.2.140.0190.00816.50
7.2.130.0170.01216.47
7.2.120.0230.00816.42
7.2.110.0180.01016.50
7.2.100.0190.00716.66
7.2.90.0220.01016.35
7.2.80.0150.00716.23
7.2.70.0140.01116.50
7.2.60.0140.00816.23
7.2.50.0110.01116.29
7.2.40.0140.00916.31
7.2.30.0170.00416.41
7.2.20.0100.01016.23
7.2.10.0110.00916.32
7.2.00.0110.01116.36
7.1.330.0060.01315.27
7.1.320.0120.00915.24
7.1.310.0100.01014.99
7.1.300.0060.01315.16
7.1.290.0160.00515.07
7.1.280.0260.00314.96
7.1.270.0090.00915.15
7.1.260.0100.00815.18
7.1.250.0140.00915.02
7.1.240.0080.01214.89
7.1.230.0100.01314.93
7.1.220.0190.00015.06
7.1.210.0070.01115.32
7.1.200.0090.01215.11
7.1.190.0150.00515.11
7.1.180.0120.00615.16
7.1.170.0090.00915.28
7.1.160.0110.00815.16
7.1.150.0150.00315.05
7.1.140.0110.01115.16
7.1.130.0120.00615.23
7.1.120.0140.00515.42
7.1.110.0130.01015.18
7.1.100.0070.01414.85
7.1.90.0390.00715.26
7.1.80.0290.01415.13
7.1.70.0080.01515.06
7.1.60.0110.00714.98
7.1.50.0110.00714.94
7.1.40.0110.01114.83
7.1.30.0070.01114.91
7.1.20.0100.01314.98
7.1.10.0100.01615.06
7.1.00.0130.00915.14
7.0.330.0160.01315.10
7.0.320.0150.01214.99
7.0.310.0130.01314.98
7.0.300.0420.01414.94
7.0.290.0140.01214.91
7.0.280.0210.00714.84
7.0.270.0240.00715.06
7.0.260.0220.00915.07
7.0.250.0220.00615.13
7.0.240.0220.00915.18
7.0.230.0150.01615.13
7.0.220.0220.00415.16
7.0.210.0160.01015.08
7.0.200.0220.00415.13
7.0.190.0190.00915.10
7.0.180.0270.00415.07
7.0.170.0260.00715.28
7.0.160.0260.00515.02
7.0.150.0260.00915.02
7.0.140.0230.00415.01
7.0.130.0190.00615.28
7.0.120.0250.00415.21
7.0.110.0230.00415.06
7.0.100.0250.00415.09
7.0.90.0400.00415.05
7.0.80.0140.01415.06
7.0.70.0130.01615.16
7.0.60.0220.01015.07
7.0.50.0200.00515.08
7.0.40.0180.00715.06
7.0.30.0220.00615.09
7.0.20.0270.00915.12
7.0.10.0240.00915.05
7.0.00.0270.00415.02
5.6.400.0220.00715.80
5.6.390.0120.01515.81
5.6.380.0220.00915.66
5.6.370.0240.00915.99
5.6.360.0230.00315.70
5.6.350.0100.01715.81
5.6.340.0200.00915.73
5.6.330.0150.01215.82
5.6.320.0230.00715.78
5.6.310.0200.00815.97
5.6.300.0180.01316.04
5.6.290.0220.00715.96
5.6.280.0200.00915.61
5.6.270.0230.00715.94
5.6.260.0180.01115.83
5.6.250.0190.01115.78
5.6.240.0210.00715.79
5.6.230.0120.01815.82
5.6.220.0270.00315.90
5.6.210.0240.00715.96
5.6.200.0250.00415.74
5.6.190.0240.00815.73
5.6.180.0170.01215.75
5.6.170.0210.01215.80
5.6.160.0210.00715.75
5.6.150.0190.01315.84
5.6.140.0190.01015.95
5.6.130.0320.00815.58
5.6.120.0160.01315.81
5.6.110.0140.01415.79
5.6.100.0180.00915.71
5.6.90.0230.01215.54
5.6.80.0210.00615.70
5.6.70.0200.01315.68
5.6.60.0180.01115.74
5.6.50.0180.01515.82
5.6.40.0210.00715.59
5.6.30.0170.01015.73
5.6.20.0250.00915.66
5.6.10.0220.01015.52
5.6.00.0190.01215.75
5.5.380.0110.01715.51
5.5.370.0170.01215.60
5.5.360.0210.00815.88
5.5.350.0190.00815.78
5.5.340.0140.01415.81
5.5.330.0240.00915.67
5.5.320.0230.01315.83
5.5.310.0210.01115.74
5.5.300.0170.01715.60
5.5.290.0150.01515.56
5.5.280.0240.00415.52
5.5.270.0240.00415.69
5.5.260.0150.01215.75
5.5.250.0200.01015.61
5.5.240.0280.00615.59
5.5.230.0140.01515.52
5.5.220.0160.01315.68
5.5.210.0200.00815.60
5.5.200.0190.01015.55
5.5.190.0170.01315.66
5.5.180.0250.00715.55
5.5.170.0200.00915.57
5.5.160.0190.00815.40
5.5.150.0240.00315.53
5.5.140.0160.01215.81
5.5.130.0200.00915.61
5.5.120.0200.01015.49
5.5.110.0240.00415.50
5.5.100.0140.01415.54
5.5.90.0130.01315.52
5.5.80.0160.01315.64
5.5.70.0200.00815.70
5.5.60.0160.01215.63
5.5.50.0210.00915.47
5.5.40.0240.00515.50
5.5.30.0170.01115.41
5.5.20.0180.01115.50
5.5.10.0270.00615.61
5.5.00.0140.01415.63
5.4.450.0140.00712.57
5.4.440.0160.00512.58
5.4.430.0230.00012.58
5.4.420.0210.00412.52
5.4.410.0140.00712.22
5.4.400.0130.00912.34
5.4.390.0120.01212.47
5.4.380.0140.01112.61
5.4.370.0150.00712.36
5.4.360.0110.01112.37
5.4.350.0220.00012.24
5.4.340.0120.01212.28
5.4.330.0220.00712.49
5.4.320.0150.00812.33
5.4.310.0140.00812.41
5.4.300.0200.00312.49
5.4.290.0160.00612.52
5.4.280.0160.00712.50
5.4.270.0150.00612.35
5.4.260.0160.00512.41
5.4.250.0190.00512.48
5.4.240.0200.00412.54
5.4.230.0150.00812.25
5.4.220.0190.00412.55
5.4.210.0160.00712.32
5.4.200.0180.00412.33
5.4.190.0120.01212.25
5.4.180.0160.00612.35
5.4.170.0170.00312.30
5.4.160.0150.00612.34
5.4.150.0130.01012.25
5.4.140.0150.00712.54
5.4.130.0160.00612.36
5.4.120.0120.00912.28
5.4.110.0130.01112.43
5.4.100.0130.01312.39
5.4.90.0130.00612.42
5.4.80.0160.00612.42
5.4.70.0200.00212.45
5.4.60.0210.00012.46
5.4.50.0180.00312.32
5.4.40.0180.00912.37
5.4.30.0170.01012.45
5.4.20.0170.00312.32
5.4.10.0180.00412.33
5.4.00.0170.00412.36
5.3.290.0120.01012.83
5.3.280.0080.01512.76
5.3.270.0200.00612.85
5.3.260.0170.00612.84
5.3.250.0170.00812.89
5.3.240.0200.00312.91
5.3.230.0150.00712.97
5.3.220.0110.01412.72
5.3.210.0180.01012.81
5.3.200.0180.00913.00
5.3.190.0170.01012.79
5.3.180.0190.00812.89
5.3.170.0140.00812.90
5.3.160.0130.01013.03
5.3.150.0150.01113.04
5.3.140.0150.01212.96
5.3.130.0120.01212.85
5.3.120.0150.00912.88
5.3.110.0140.00812.88
5.3.100.0190.00412.79
5.3.90.0160.01312.90
5.3.80.0230.00012.66
5.3.70.0170.00512.64
5.3.60.0150.00712.84
5.3.50.0150.00812.69
5.3.40.0070.01412.72
5.3.30.0140.00712.68
5.3.20.0220.00012.69
5.3.10.0210.00012.63
5.3.00.0090.01312.60
5.2.170.0120.00812.14
5.2.160.0090.00912.00
5.2.150.0080.00812.01
5.2.140.0120.00811.81
5.2.130.0110.00711.82
5.2.120.0080.01211.80
5.2.110.0160.00311.86
5.2.100.0120.00811.80
5.2.90.0100.01011.86
5.2.80.0190.00311.80
5.2.70.0170.00711.85
5.2.60.0040.01411.80
5.2.50.0120.00511.80
5.2.40.0120.00611.84
5.2.30.0040.01311.80
5.2.20.0110.00711.80
5.2.10.0110.01111.80
5.2.00.0070.01111.80
5.1.60.0080.00811.80
5.1.50.0110.00611.80
5.1.40.0030.01111.80
5.1.30.0090.00611.80
5.1.20.0050.01011.80
5.1.10.0160.00011.80
5.1.00.0130.00611.80
5.0.50.0050.01011.80
5.0.40.0120.00211.80
5.0.30.0050.00911.80
5.0.20.0080.00811.80
5.0.10.0050.00811.80
5.0.00.0080.00411.80
4.4.90.0090.00011.80
4.4.80.0070.00411.80
4.4.70.0090.00011.80
4.4.60.0050.00511.80
4.4.50.0000.00911.80
4.4.40.0090.00011.80
4.4.30.0030.00611.80
4.4.20.0060.00311.80
4.4.10.0060.00311.80
4.4.00.0090.00011.80
4.3.110.0080.00211.80
4.3.100.0040.00411.80
4.3.90.0090.00011.80
4.3.80.0060.00311.80
4.3.70.0030.00611.80
4.3.60.0070.00211.80
4.3.50.0040.00411.80
4.3.40.0040.00411.80
4.3.30.0080.00011.80
4.3.20.0050.00311.80
4.3.10.0040.00411.80
4.3.00.0020.00511.80

preferences:
31.42 ms | 403 KiB | 5 Q