3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = FALSE; if(!empty($var)) { echo 'not empty'; } else { echo 'empty'; }

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)
8.3.60.0130.00718.55
8.3.50.0130.00821.14
8.3.40.0090.00618.81
8.3.30.0100.01020.23
8.3.20.0050.00318.58
8.3.10.0070.01120.92
8.3.00.0040.00423.65
8.2.180.0030.01016.38
8.2.170.0070.01422.96
8.2.160.0100.01020.52
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00419.89
8.2.110.0060.00319.24
8.2.100.0090.00317.75
8.2.90.0000.00819.22
8.2.80.0070.00019.21
8.2.70.0040.00417.63
8.2.60.0080.00017.68
8.2.50.0050.00318.07
8.2.40.0080.00019.95
8.2.30.0040.00419.41
8.2.20.0070.00017.55
8.2.10.0060.00317.56
8.2.00.0060.00617.75
8.1.280.0140.00725.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0100.00022.53
8.1.230.0110.00020.89
8.1.220.0060.00318.77
8.1.210.0000.00919.04
8.1.200.0040.00417.23
8.1.190.0080.00017.55
8.1.180.0000.00818.10
8.1.170.0070.00018.51
8.1.160.0040.00418.92
8.1.150.0100.00018.62
8.1.140.0000.00717.44
8.1.130.0030.00317.86
8.1.120.0030.00317.43
8.1.110.0030.00517.41
8.1.100.0080.00017.44
8.1.90.0040.00417.46
8.1.80.0000.00717.45
8.1.70.0070.00017.43
8.1.60.0030.00517.46
8.1.50.0040.00417.45
8.1.40.0000.00917.55
8.1.30.0040.00417.68
8.1.20.0000.00717.52
8.1.10.0050.00317.48
8.1.00.0110.00017.43
8.0.300.0050.00219.88
8.0.290.0030.00517.18
8.0.280.0000.00818.31
8.0.270.0050.00317.16
8.0.260.0030.00316.85
8.0.250.0000.00716.95
8.0.240.0040.00416.83
8.0.230.0070.00017.00
8.0.220.0030.00316.87
8.0.210.0000.00616.78
8.0.200.0050.00216.96
8.0.190.0040.00416.92
8.0.180.0000.00716.93
8.0.170.0070.00016.85
8.0.160.0070.00016.88
8.0.150.0000.00716.76
8.0.140.0030.00316.68
8.0.130.0030.00313.34
8.0.120.0070.00016.82
8.0.110.0040.00416.89
8.0.100.0040.00416.84
8.0.90.0050.00216.96
8.0.80.0110.00416.89
8.0.70.0040.00416.82
8.0.60.0080.00016.92
8.0.50.0040.00416.75
8.0.30.0090.00917.00
8.0.20.0190.01617.40
8.0.10.0030.00316.98
8.0.00.0120.00516.69
7.4.330.0000.00516.74
7.4.320.0060.00016.48
7.4.300.0030.00316.41
7.4.290.0030.00316.56
7.4.280.0030.00316.59
7.4.270.0070.00016.50
7.4.260.0000.00613.15
7.4.250.0080.00016.46
7.4.240.0000.00716.41
7.4.230.0070.00016.59
7.4.220.0000.01616.57
7.4.210.0070.01116.50
7.4.200.0070.00016.24
7.4.190.0040.00416.64
7.4.160.0090.00616.35
7.4.150.0070.01017.40
7.4.140.0070.01117.86
7.4.130.0110.00916.47
7.4.120.0060.01016.47
7.4.110.0100.01116.48
7.4.100.0100.00716.35
7.4.90.0070.01716.63
7.4.80.0060.01216.41
7.4.70.0030.01416.47
7.4.60.0090.00616.34
7.4.50.0000.00816.11
7.4.40.0040.00822.77
7.4.30.0050.01316.23
7.4.00.0090.00614.83
7.3.330.0060.00013.07
7.3.320.0000.00512.92
7.3.310.0060.00016.22
7.3.300.0040.00416.10
7.3.290.0060.00716.08
7.3.280.0110.00516.15
7.3.270.0100.00617.40
7.3.260.0110.00718.24
7.3.250.0120.00816.47
7.3.240.0070.01016.11
7.3.230.0100.00716.39
7.3.210.0090.01216.21
7.3.200.0110.01319.39
7.3.190.0060.01016.07
7.3.180.0100.01016.34
7.3.170.0100.00716.27
7.3.160.0060.00916.42
7.3.120.0090.00314.87
7.2.330.0140.00316.74
7.2.320.0080.01516.32
7.2.310.0070.01516.45
7.2.300.0060.01216.36
7.2.290.0120.00416.30
7.2.110.0240.00716.53
7.2.60.0040.01116.89
7.2.50.0060.00616.70
7.1.200.0070.00315.51
7.1.70.0050.00316.80
7.1.60.0170.00719.24
7.1.50.0070.01716.80
7.1.00.0000.05722.28
7.0.200.0090.00016.61
7.0.140.0070.07022.00
7.0.70.0030.04021.78
7.0.60.0000.03321.58
7.0.50.0070.08022.00
7.0.40.0030.08720.05
7.0.30.0030.08720.13
7.0.20.0030.07020.10
7.0.10.0070.08020.10
7.0.00.0030.06019.99
5.6.280.0070.07021.09
5.6.220.0030.07320.57
5.6.210.0000.03320.58
5.6.200.0000.08321.06
5.6.190.0130.07720.99
5.6.180.0100.06021.13
5.6.170.0130.05321.01
5.6.160.0000.08021.13
5.6.150.0030.05021.10
5.6.140.0070.03721.04
5.6.130.0000.06021.06
5.6.120.0100.07321.03
5.6.110.0130.07021.04
5.6.100.0100.05720.91
5.6.90.0030.07021.10
5.6.80.0000.05720.54
5.6.70.0070.05020.41
5.6.60.0070.06320.38
5.6.50.0070.05020.48
5.6.40.0030.08020.35
5.6.30.0030.08720.52
5.6.20.0100.07720.39
5.6.10.0070.05320.46
5.6.00.0030.08020.25
5.5.360.0000.03720.39
5.5.350.0000.06320.34
5.5.340.0000.06320.82
5.5.330.0030.04720.83
5.5.320.0100.05720.89
5.5.310.0070.08020.85
5.5.300.0070.03720.90
5.5.290.0070.08020.82
5.5.280.0000.07020.75
5.5.270.0030.08320.77
5.5.260.0070.08320.74
5.5.250.0000.08320.63
5.5.240.0070.08020.20
5.5.230.0070.07720.19
5.5.220.0100.07320.10
5.5.210.0000.07720.25
5.5.200.0000.08720.12
5.5.190.0030.06320.14
5.5.180.0000.05020.20
5.5.160.0000.08720.23
5.5.150.0070.08020.13
5.5.140.0030.08020.11
5.5.130.0100.05020.07
5.5.120.0130.06720.21
5.5.110.0030.08020.17
5.5.100.0030.05319.97
5.5.90.0100.06720.16
5.5.80.0100.07019.96
5.5.70.0100.06020.07
5.5.60.0030.07320.14
5.5.50.0100.07020.07
5.5.40.0030.08019.95
5.5.30.0100.05020.04
5.5.20.0030.07020.07
5.5.10.0100.04320.01
5.5.00.0000.04019.98
5.4.450.0130.07019.34
5.4.440.0030.08319.30
5.4.430.0070.07719.13
5.4.420.0070.08019.22
5.4.410.0030.06019.32
5.4.400.0030.05718.95
5.4.390.0000.08019.06
5.4.380.0070.07319.03
5.4.370.0100.07018.96
5.4.360.0000.08318.96
5.4.350.0030.08019.06
5.4.340.0030.08319.23
5.4.320.0130.07019.09
5.4.310.0000.05719.06
5.4.300.0000.04019.06
5.4.290.0100.07319.12
5.4.280.0130.07319.21
5.4.270.0070.07319.07
5.4.260.0130.06718.84
5.4.250.0030.08019.11
5.4.240.0030.07319.12
5.4.230.0100.07018.96
5.4.220.0030.06019.05
5.4.210.0000.05719.22
5.4.200.0070.06719.16
5.4.190.0100.07319.11
5.4.180.0100.06718.89
5.4.170.0000.04719.02
5.4.160.0100.07019.00
5.4.150.0100.04018.88
5.4.140.0000.08316.37
5.4.130.0000.07716.05
5.4.120.0070.07016.05
5.4.110.0030.07016.25
5.4.100.0070.07016.43
5.4.90.0000.07716.45
5.4.80.0000.05316.36
5.4.70.0000.06316.29
5.4.60.0100.07016.19
5.4.50.0100.07016.25
5.4.40.0000.05716.25
5.4.30.0070.07716.27
5.4.20.0070.06716.39
5.4.10.0100.06716.37
5.4.00.0100.04315.71
5.3.290.0100.07714.51
5.3.280.0100.06314.41
5.3.270.0030.04714.55
5.3.260.0030.07714.61
5.3.250.0030.06714.59
5.3.240.0000.07014.61
5.3.230.0030.08014.59
5.3.220.0100.05714.52
5.3.210.0070.07014.54
5.3.200.0030.08014.51
5.3.190.0030.05014.55
5.3.180.0070.07714.52
5.3.170.0030.05014.55
5.3.160.0000.07714.54
5.3.150.0030.04314.37
5.3.140.0030.08014.37
5.3.130.0070.07014.54
5.3.120.0030.07714.54
5.3.110.0030.06714.45
5.3.100.0070.04713.98
5.3.90.0070.05714.00
5.3.80.0000.07013.92
5.3.70.0100.06014.00
5.3.60.0070.07313.97
5.3.50.0200.06313.91
5.3.40.0000.07713.85
5.3.30.0030.06713.76
5.3.20.0030.07013.54
5.3.10.0030.06313.66
5.3.00.0100.07013.43
5.2.170.0030.06013.43
5.2.160.0070.05313.43
5.2.150.0000.05013.43
5.2.140.0100.05013.43
5.2.130.0100.05313.43
5.2.120.0000.04713.43
5.2.110.0000.04313.43
5.2.100.0030.06013.43
5.2.90.0030.06013.43
5.2.80.0030.06013.43
5.2.70.0000.06713.43
5.2.60.0070.06313.43
5.2.50.0030.06313.43
5.2.40.0030.06013.43
5.2.30.0000.04713.43
5.2.20.0070.05713.43
5.2.10.0130.05313.43
5.2.00.0000.06313.43
5.1.60.0030.04713.43
5.1.50.0070.04013.43
5.1.40.0030.05013.43
5.1.30.0070.04313.43
5.1.20.0030.05713.43
5.1.10.0030.05713.43
5.1.00.0030.05313.43
5.0.50.0000.04713.43
5.0.40.0100.03313.43
5.0.30.0000.07013.43
5.0.20.0000.03313.43
5.0.10.0030.01713.43
5.0.00.0030.06313.43
4.4.90.0000.03713.43
4.4.80.0030.03013.43
4.4.70.0030.02313.43
4.4.60.0000.03713.43
4.4.50.0030.02313.43
4.4.40.0030.05013.43
4.4.30.0030.03313.43
4.4.20.0000.03313.43
4.4.10.0000.03713.43
4.4.00.0000.05313.43
4.3.110.0070.03313.43
4.3.100.0000.02713.43
4.3.90.0030.01313.43
4.3.80.0030.04013.43
4.3.70.0000.02713.43
4.3.60.0030.02713.43
4.3.50.0030.02313.43
4.3.40.0030.04713.43
4.3.30.0030.03313.43
4.3.20.0000.03313.43
4.3.10.0000.04013.43
4.3.00.0070.03013.43

preferences:
43.36 ms | 400 KiB | 5 Q