3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = ''; $ar = array('' => 'test'); if (isset($ar[$test])) { echo $ar[$test]; } else { echo "false"; }

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)
8.3.60.0200.00018.18
8.3.50.0100.00721.97
8.3.40.0120.00318.84
8.3.30.0090.00919.22
8.3.20.0100.00720.27
8.3.10.0050.00322.06
8.3.00.0050.00322.52
8.2.180.0070.01516.88
8.2.170.0100.00622.96
8.2.160.0100.00320.93
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00419.25
8.2.110.0060.00319.29
8.2.100.0080.00417.78
8.2.90.0040.00419.17
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0050.00318.03
8.2.50.0030.00518.07
8.2.40.0080.00018.22
8.2.30.0050.00217.99
8.2.20.0050.00217.71
8.2.10.0040.00417.68
8.2.00.0060.00317.49
8.1.280.0100.01025.92
8.1.270.0080.00022.14
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00322.11
8.1.230.0000.01118.98
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.13
8.1.180.0030.00618.71
8.1.170.0040.00418.54
8.1.160.0040.00421.92
8.1.150.0070.00018.49
8.1.140.0000.00717.30
8.1.130.0070.00017.89
8.1.120.0070.00017.43
8.1.110.0000.00717.41
8.1.100.0070.00017.34
8.1.90.0000.00717.37
8.1.80.0040.00417.36
8.1.70.0030.00317.37
8.1.60.0000.00817.51
8.1.50.0000.00717.45
8.1.40.0000.00817.34
8.1.30.0050.00317.46
8.1.20.0080.00017.64
8.1.10.0000.00817.57
8.1.00.0050.00317.55
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.49
8.0.270.0000.00717.18
8.0.260.0000.00616.73
8.0.250.0030.00316.94
8.0.240.0070.00016.86
8.0.230.0070.00016.80
8.0.220.0000.00616.90
8.0.210.0030.00716.75
8.0.200.0000.00616.89
8.0.190.0040.00416.85
8.0.180.0000.00716.95
8.0.170.0000.00816.83
8.0.160.0050.00316.74
8.0.150.0090.00016.86
8.0.140.0080.00016.70
8.0.130.0000.00613.26
8.0.120.0040.00416.65
8.0.110.0000.00716.84
8.0.100.0000.00716.81
8.0.90.0040.00416.87
8.0.80.0030.01116.78
8.0.70.0040.00416.79
8.0.60.0040.00416.88
8.0.50.0040.00416.87
8.0.30.0060.01317.03
8.0.20.0110.01117.40
8.0.10.0000.00716.76
8.0.00.0110.00616.66
7.4.330.0000.00515.02
7.4.320.0030.00316.50
7.4.300.0000.00716.46
7.4.290.0070.00016.45
7.4.280.0000.00716.54
7.4.270.0000.00716.49
7.4.260.0000.01016.58
7.4.250.0000.00716.42
7.4.240.0030.00516.52
7.4.230.0070.00016.66
7.4.220.0100.00716.64
7.4.210.0100.00716.54
7.4.200.0000.00716.43
7.4.190.0070.00016.70
7.4.160.0060.01116.56
7.4.150.0130.00617.40
7.4.140.0080.01217.86
7.4.130.0080.01016.45
7.4.120.0140.00416.51
7.4.110.0120.00616.58
7.4.100.0170.00716.30
7.4.90.0100.01316.56
7.4.80.0160.01019.39
7.4.70.0160.00616.47
7.4.60.0110.01116.50
7.4.50.0030.00616.19
7.4.40.0000.01522.77
7.4.30.0140.00616.36
7.4.00.0120.00014.91
7.3.330.0060.00013.07
7.3.320.0030.00313.11
7.3.310.0030.00316.41
7.3.300.0000.00616.17
7.3.290.0030.01316.22
7.3.280.0080.00616.26
7.3.270.0110.00617.40
7.3.260.0130.00616.13
7.3.250.0130.00816.53
7.3.240.0140.00316.67
7.3.230.0130.00616.39
7.3.210.0090.01516.36
7.3.200.0070.01319.39
7.3.190.0070.01016.32
7.3.180.0080.00816.40
7.3.170.0070.01016.32
7.3.160.0040.01216.50
7.3.120.0070.00715.00
7.2.330.0100.00716.52
7.2.320.0140.00316.52
7.2.310.0100.00716.43
7.2.300.0120.00916.63
7.2.290.0100.00716.65
7.2.60.0040.01116.96
7.2.00.0030.01019.39
7.1.200.0060.00315.94
7.1.100.0000.01117.90
7.1.70.0000.00717.16
7.1.60.0070.01719.82
7.1.50.0110.01416.73
7.1.00.0030.07322.45
7.0.200.0000.00916.64
7.0.140.0070.07022.07
7.0.120.0030.04722.01
7.0.110.0000.04722.01
7.0.100.0070.04322.05
7.0.90.0030.05722.15
7.0.80.0030.06722.00
7.0.70.0030.03722.11
7.0.60.0000.08721.88
7.0.50.0000.05322.04
7.0.40.0030.04020.03
7.0.30.0030.07020.12
7.0.20.0030.03719.92
7.0.10.0070.04319.85
7.0.00.0000.08019.97
5.6.280.0030.06721.06
5.6.270.0000.08021.04
5.6.260.0030.03720.99
5.6.250.0030.09020.82
5.6.240.0030.05321.02
5.6.230.0030.04720.96
5.6.220.0070.06321.02
5.6.210.0030.05720.90
5.6.200.0030.03321.01
5.6.190.0000.09020.96
5.6.180.0130.07721.00
5.6.170.0030.03320.77
5.6.160.0030.07020.94
5.6.150.0030.03720.97
5.6.140.0030.04320.86
5.6.130.0030.06720.76
5.6.120.0070.07020.87
5.6.110.0000.04020.68
5.6.100.0000.06720.97
5.6.90.0000.04020.92
5.6.80.0070.06020.16
5.6.70.0000.06320.23
5.6.60.0000.08320.30
5.6.50.0130.07320.07
5.6.40.0030.08020.33
5.6.30.0030.05720.11
5.6.20.0030.08320.33
5.6.10.0030.07720.18
5.6.00.0030.04720.10
5.5.380.0000.04717.46
5.5.370.0070.06317.54
5.5.360.0030.06717.45
5.5.350.0100.03017.43
5.5.340.0000.04018.10
5.5.330.0030.08018.17
5.5.320.0100.06718.03
5.5.310.0000.06718.16
5.5.300.0000.06318.16
5.5.290.0030.08717.77
5.5.280.0000.07017.99
5.5.270.0070.03318.14
5.5.260.0030.07318.12
5.5.250.0000.07317.91
5.5.240.0000.05317.38
5.5.230.0000.05017.38
5.5.220.0030.06317.38
5.5.210.0100.06317.48
5.5.200.0030.05317.38
5.5.190.0030.03717.24
5.5.180.0030.07317.20
5.5.160.0000.04017.36
5.5.150.0000.07717.38
5.5.140.0030.07317.61
5.5.130.0070.04017.50
5.5.120.0030.08017.45
5.5.110.0000.04717.19
5.5.100.0000.03717.28
5.5.90.0070.06717.38
5.5.80.0030.07317.14
5.5.70.0030.03717.39
5.5.60.0070.04717.40
5.5.50.0000.07717.34
5.5.40.0030.07317.34
5.5.30.0000.03717.36
5.5.20.0030.06317.38
5.5.10.0000.06717.11
5.5.00.0030.04017.26
5.4.450.0030.06019.54
5.4.440.0030.08019.38
5.4.430.0000.07719.34
5.4.420.0000.06319.25
5.4.410.0030.05019.17
5.4.400.0000.04318.90
5.4.390.0030.04018.98
5.4.380.0070.06019.05
5.4.370.0000.06718.97
5.4.360.0100.07719.21
5.4.350.0000.08019.06
5.4.340.0100.07318.95
5.4.320.0030.07719.04
5.4.310.0000.03718.95
5.4.300.0030.07018.87
5.4.290.0000.03719.06
5.4.280.0000.05719.10
5.4.270.0030.04719.04
5.4.260.0030.03318.87
5.4.250.0030.05019.18
5.4.240.0000.07718.92
5.4.230.0070.07718.97
5.4.220.0000.04319.11
5.4.210.0030.03719.12
5.4.200.0000.03718.88
5.4.190.0000.06019.11
5.4.180.0000.04718.92
5.4.170.0070.06319.11
5.4.160.0000.07318.95
5.4.150.0030.06319.04
5.4.140.0030.07016.18
5.4.130.0030.05316.39
5.4.120.0000.07316.39
5.4.110.0100.05016.44
5.4.100.0000.04316.39
5.4.90.0030.05316.34
5.4.80.0000.04716.30
5.4.70.0070.05716.41
5.4.60.0000.05716.30
5.4.50.0030.07316.20
5.4.40.0030.07316.20
5.4.30.0030.06716.44
5.4.20.0000.04316.27
5.4.10.0000.06316.40
5.4.00.0030.06315.84
5.3.290.0070.04314.76
5.3.280.0000.08014.49
5.3.270.0000.07714.60
5.3.260.0070.07014.52
5.3.250.0070.06714.55
5.3.240.0000.05714.53
5.3.230.0030.07014.49
5.3.220.0070.03714.45
5.3.210.0070.05314.64
5.3.200.0000.06714.51
5.3.190.0100.03714.51
5.3.180.0030.08014.48
5.3.170.0000.08314.38
5.3.160.0030.08714.41
5.3.150.0030.03714.42
5.3.140.0000.08014.65
5.3.130.0030.06714.60
5.3.120.0070.06714.33
5.3.110.0070.06314.39
5.3.100.0070.06014.10
5.3.90.0030.08013.96
5.3.80.0000.06713.94
5.3.70.0030.03714.03
5.3.60.0070.06313.89
5.3.50.0000.07013.79
5.3.40.0070.06713.83
5.3.30.0000.06713.83
5.3.20.0030.05713.63
5.3.10.0070.06313.50
5.3.00.0000.06713.54
5.2.170.0000.06711.08
5.2.160.0030.05011.04
5.2.150.0000.05711.09
5.2.140.0030.05711.30
5.2.130.0000.03011.17
5.2.120.0000.04710.98
5.2.110.0000.05011.04
5.2.100.0000.06310.89
5.2.90.0000.05711.17
5.2.80.0030.05311.09
5.2.70.0000.06010.98
5.2.60.0030.05010.95
5.2.50.0030.05311.17
5.2.40.0030.03010.93
5.2.30.0000.05011.02
5.2.20.0000.03010.90
5.2.10.0000.04010.78
5.2.00.0000.06310.66
5.1.60.0030.04710.14
5.1.50.0000.0239.97
5.1.40.0000.0309.95
5.1.30.0070.03710.18
5.1.20.0030.02010.34
5.1.10.0000.0609.98
5.1.00.0000.0539.96
5.0.50.0070.0239.68
5.0.40.0000.0209.68
5.0.30.0000.0479.68
5.0.20.0000.0339.68
5.0.10.0000.0179.68
5.0.00.0030.0609.68
4.4.90.0000.0139.68
4.4.80.0000.0179.68
4.4.70.0000.0239.68
4.4.60.0070.0309.68
4.4.50.0000.0339.68
4.4.40.0030.0379.68
4.4.30.0000.0279.68
4.4.20.0070.0279.68
4.4.10.0070.0309.68
4.4.00.0000.0239.68
4.3.110.0000.0239.68
4.3.100.0000.0309.68
4.3.90.0000.0279.68
4.3.80.0000.0509.68
4.3.70.0000.0209.68
4.3.60.0000.0139.68
4.3.50.0030.0209.68
4.3.40.0030.0439.68
4.3.30.0030.0139.68
4.3.20.0070.0309.68
4.3.10.0000.0339.68
4.3.00.0000.0239.68

preferences:
49.69 ms | 400 KiB | 5 Q