3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $a[] = 1; $a[] = 2; $a[] = 3; echo var_dump(empty('0'));

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)
8.3.70.0120.00318.43
8.3.60.0090.00616.63
8.3.50.0120.00916.48
8.3.40.0100.00718.60
8.3.30.0070.00718.63
8.3.20.0050.00318.47
8.3.10.0040.01118.71
8.3.00.0060.00319.38
8.2.180.0100.01016.38
8.2.170.0040.01122.96
8.2.160.0100.00718.79
8.2.150.0100.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.80
8.2.110.0000.01022.26
8.2.100.0150.00019.45
8.2.90.0050.00517.75
8.2.80.0060.00318.94
8.2.70.0040.00417.63
8.2.60.0060.00317.93
8.2.50.0000.00818.07
8.2.40.0000.00818.03
8.2.30.0000.00917.66
8.2.20.0040.00717.67
8.2.10.0000.00717.54
8.2.00.0100.00017.56
8.1.280.0140.00625.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0100.00720.41
8.1.230.0000.01217.95
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0050.00517.13
8.1.190.0000.00717.10
8.1.180.0000.00818.10
8.1.170.0080.00018.51
8.1.160.0040.00419.04
8.1.150.0000.00718.55
8.1.140.0040.00417.36
8.1.130.0070.00017.76
8.1.120.0050.00217.31
8.1.110.0000.00717.41
8.1.100.0000.00717.37
8.1.90.0000.00717.27
8.1.80.0040.00417.38
8.1.70.0030.00317.28
8.1.60.0030.00617.47
8.1.50.0050.00217.45
8.1.40.0000.00817.45
8.1.30.0080.00017.48
8.1.20.0000.01117.59
8.1.10.0040.00417.45
8.1.00.0050.00317.45
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0080.00018.34
8.0.270.0030.00317.15
8.0.260.0030.00316.82
8.0.250.0040.00416.93
8.0.240.0050.00316.91
8.0.230.0040.00416.75
8.0.220.0050.00316.72
8.0.210.0050.00316.68
8.0.200.0040.00416.74
8.0.190.0030.00416.87
8.0.180.0000.01016.83
8.0.170.0060.00316.73
8.0.160.0040.00416.86
8.0.150.0040.00416.68
8.0.140.0040.00716.78
8.0.130.0030.00313.22
8.0.120.0070.00316.83
8.0.110.0030.00316.73
8.0.100.0030.00616.70
8.0.90.0070.00016.71
8.0.80.0100.01116.70
8.0.70.0000.00816.80
8.0.60.0000.00716.77
8.0.50.0040.00416.64
8.0.30.0110.00617.02
8.0.20.0080.01217.03
8.0.10.0030.00516.86
8.0.00.0070.01016.65
7.4.330.0000.00512.90
7.4.320.0000.00616.44
7.4.300.0060.00016.38
7.4.290.0030.00316.53
7.4.280.0050.00316.53
7.4.270.0000.00716.53
7.4.260.0030.00313.18
7.4.250.0060.00316.52
7.4.240.0000.00716.37
7.4.230.0060.00016.41
7.4.220.0160.00616.51
7.4.210.0000.01416.46
7.4.200.0030.00316.26
7.4.190.0030.00316.38
7.4.160.0070.00716.49
7.4.150.0140.00416.54
7.4.140.0070.01016.58
7.4.130.0090.00916.28
7.4.120.0140.00316.46
7.4.110.0070.01016.34
7.4.100.0030.01416.56
7.4.90.0070.01016.29
7.4.80.0100.00719.39
7.4.70.0150.00616.30
7.4.60.0130.00316.56
7.4.50.0070.00016.54
7.4.40.0040.00816.48
7.4.30.0100.00616.41
7.4.00.0030.00614.93
7.3.330.0000.00612.99
7.3.320.0040.00313.05
7.3.310.0040.00416.33
7.3.300.0000.00716.23
7.3.290.0050.00916.18
7.3.280.0100.00916.21
7.3.270.0100.00716.25
7.3.260.0060.01216.41
7.3.250.0100.00916.34
7.3.240.0070.01016.48
7.3.230.0110.00616.45
7.3.210.0030.01316.41
7.3.200.0060.01616.22
7.3.190.0150.00716.13
7.3.180.0080.00816.34
7.3.170.0110.00516.60
7.3.160.0100.00516.13
7.3.120.0080.00414.85
7.2.330.0130.00316.61
7.2.320.0120.00916.30
7.2.310.0120.00916.38
7.2.300.0090.00916.46
7.2.290.0060.01016.70
7.2.00.0070.00719.30
7.1.200.0040.01115.63
7.1.100.0050.00317.91
7.1.70.0040.00416.86
7.1.60.0100.01419.30
7.1.50.0040.01516.70
7.1.00.0030.07722.57
7.0.200.0000.00816.67
7.0.140.0030.07322.21
7.0.120.0000.07322.13
7.0.60.0100.08020.04
7.0.50.0100.07717.91
7.0.40.0070.04320.08
7.0.30.0230.07720.14
7.0.20.0370.07320.18
7.0.10.0030.09020.33
7.0.00.0170.07720.08
5.6.280.0030.07321.07
5.6.210.0130.07720.74
5.6.200.0030.08018.23
5.6.190.0030.05020.43
5.6.180.0330.07020.68
5.6.170.0270.08320.52
5.6.160.0170.02720.33
5.6.150.0170.05718.22
5.6.140.0030.06718.11
5.6.130.0100.06318.21
5.6.120.0000.04721.04
5.6.110.0030.04320.98
5.6.100.0130.07721.00
5.6.90.0130.07020.87
5.6.80.0130.07720.40
5.6.70.3670.04020.49
5.5.350.0330.07320.43
5.5.340.0000.04317.91
5.5.330.0100.03720.43
5.5.320.0170.06020.28
5.5.310.0070.05020.29
5.5.300.0070.05718.01
5.5.290.0200.06317.88
5.5.280.0170.05720.79
5.5.270.0200.06720.72
5.5.260.0030.09020.95
5.5.250.0070.06020.49
5.5.240.0300.06720.36
5.4.450.0000.04719.30
5.4.440.0100.04719.30
5.4.430.0070.07319.48
5.4.420.0000.04719.47
5.4.410.0130.03019.34
5.4.400.0000.08719.25
5.4.390.0100.03719.14
5.4.380.0100.06319.24
5.4.370.0000.04019.24
5.4.360.0130.07019.16
5.4.350.0070.07319.23
5.4.340.0000.07719.24
5.4.320.0030.04019.08
5.4.310.0070.08018.85
5.4.300.0030.05718.84
5.4.290.0070.05319.07
5.4.280.0030.06019.26
5.4.270.0130.07018.92
5.4.260.0030.07319.23
5.4.250.0130.07019.23
5.4.240.0130.05019.23
5.4.230.0100.04318.86
5.4.220.0130.07019.20
5.4.210.0030.06319.20
5.4.200.0100.03318.93
5.4.190.0100.07019.09
5.4.180.0030.07719.23
5.4.170.0070.06019.13
5.4.160.0100.06319.13
5.4.150.0070.04718.83
5.4.140.0030.04016.30
5.4.130.0030.04316.49
5.4.120.0130.06316.38
5.4.110.0000.04016.48
5.4.100.0100.07316.39
5.4.90.0000.05016.29
5.4.80.0030.07316.41
5.4.70.0100.06316.43
5.4.60.0030.07316.43
5.4.50.0070.07016.47
5.4.40.0200.03016.64
5.4.30.0030.06716.25
5.4.20.0070.05016.27
5.4.10.0100.07016.31
5.4.00.0030.03715.84
5.3.290.0030.04014.56
5.3.280.0070.07014.42
5.3.270.0100.06314.62
5.3.260.0100.08014.42
5.3.250.0000.07014.54
5.3.240.0100.07714.53
5.3.230.0170.03714.38
5.3.220.0000.05014.66
5.3.210.0170.06314.49
5.3.200.0100.06014.50
5.3.190.0000.04314.47
5.3.180.0070.07014.66
5.3.170.0030.06014.48
5.3.160.0030.04314.50
5.3.150.0070.07314.53
5.3.140.0070.06314.52
5.3.130.0070.06714.47
5.3.120.0100.06014.50
5.3.110.0030.05314.64
5.3.100.0000.04013.97
5.3.90.0070.07013.96
5.3.80.0070.07713.95
5.3.70.0030.08013.86
5.3.60.0030.05713.93
5.3.50.0070.07713.87
5.3.40.0070.07313.90
5.3.30.0130.03714.00
5.3.20.0000.07013.63
5.3.10.0070.07013.63
5.3.00.0100.06713.57
5.2.170.0000.04311.11
5.2.160.0070.06311.08
5.2.150.0000.04311.11
5.2.140.0030.05711.04
5.2.130.0030.06011.04
5.2.120.0030.03711.03
5.2.110.0000.03311.25
5.2.100.0070.03311.09
5.2.90.0030.03711.05
5.2.80.0070.06011.18
5.2.70.0070.05010.99
5.2.60.0000.06310.93
5.2.50.0030.03010.90
5.2.40.0070.03311.14
5.2.30.0030.06310.91
5.2.20.0100.05710.90
5.2.10.0100.03010.86
5.2.00.0030.06010.57
5.1.60.0100.04010.07
5.1.50.0100.0479.83
5.1.40.0000.03710.02
5.1.30.0000.03010.38
5.1.20.0030.02310.20
5.1.10.0000.06010.11
5.1.00.0030.02710.13
5.0.50.0000.0438.54
5.0.40.0000.0478.40
5.0.30.0030.0608.20
5.0.20.0030.0238.18
5.0.10.0070.0408.15
5.0.00.0030.0578.31
4.4.90.0070.0177.40
4.4.80.0030.0177.40
4.4.70.0030.0207.40
4.4.60.0000.0277.40
4.4.50.0100.0237.40
4.4.40.0030.0537.40
4.4.30.0100.0307.40
4.4.20.0000.0237.40
4.4.10.0000.0237.40
4.4.00.0000.0437.40
4.3.110.0000.0237.40
4.3.100.0030.0337.40
4.3.90.0000.0177.40
4.3.80.0030.0377.40
4.3.70.0000.0207.40
4.3.60.0030.0207.40
4.3.50.0000.0207.40
4.3.40.0000.0277.40
4.3.30.0000.0207.40
4.3.20.0030.0277.40
4.3.10.0000.0407.40
4.3.00.0070.0307.40

preferences:
40.63 ms | 401 KiB | 5 Q