3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(empty('')) echo 'empty'; else echo 'not 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)
8.3.60.0040.01116.50
8.3.50.0160.00716.62
8.3.40.0160.00318.54
8.3.30.0140.00718.71
8.3.20.0090.00018.65
8.3.10.0080.00020.42
8.3.00.0090.00019.25
8.2.180.0100.01016.32
8.2.170.0100.00322.96
8.2.160.0110.00721.06
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00819.38
8.2.110.0090.00021.03
8.2.100.0070.00417.84
8.2.90.0030.00619.17
8.2.80.0040.00419.20
8.2.70.0030.00517.50
8.2.60.0000.01017.80
8.2.50.0000.00918.07
8.2.40.0040.00418.22
8.2.30.0040.00417.91
8.2.20.0040.00417.59
8.2.10.0040.00417.50
8.2.00.0000.00717.66
8.1.280.0090.00625.92
8.1.270.0050.00324.66
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0060.00322.53
8.1.230.0110.00020.94
8.1.220.0000.00817.74
8.1.210.0060.00618.77
8.1.200.0000.00817.22
8.1.190.0030.00517.29
8.1.180.0060.00318.10
8.1.170.0050.00318.71
8.1.160.0070.00018.79
8.1.150.0000.00718.56
8.1.140.0000.00717.25
8.1.130.0000.00717.66
8.1.120.0030.00317.37
8.1.110.0000.00817.34
8.1.100.0000.00717.31
8.1.90.0000.00717.30
8.1.80.0070.00017.23
8.1.70.0030.00317.23
8.1.60.0060.00617.43
8.1.50.0040.00417.39
8.1.40.0000.00717.28
8.1.30.0040.00417.54
8.1.20.0040.00417.43
8.1.10.0050.00417.36
8.1.00.0000.00717.24
8.0.300.0000.00719.83
8.0.290.0000.00716.75
8.0.280.0050.00318.47
8.0.270.0000.00717.20
8.0.260.0000.00718.30
8.0.250.0040.00416.80
8.0.240.0040.00616.91
8.0.230.0030.00316.87
8.0.220.0040.00416.81
8.0.210.0070.00016.82
8.0.200.0000.00616.75
8.0.190.0000.00716.76
8.0.180.0070.00016.84
8.0.170.0000.00716.74
8.0.160.0000.00716.84
8.0.150.0080.00016.78
8.0.140.0090.00016.65
8.0.130.0060.00013.25
8.0.120.0000.00716.69
8.0.110.0070.00016.91
8.0.100.0000.00816.61
8.0.90.0030.00516.68
8.0.80.0090.00916.86
8.0.70.0040.00416.62
8.0.60.0040.00416.67
8.0.50.0040.00416.63
8.0.30.0120.00716.84
8.0.20.0140.00416.93
8.0.10.0080.00016.82
8.0.00.0140.00516.55
7.4.330.0000.00512.82
7.4.320.0030.00616.38
7.4.300.0080.00016.47
7.4.290.0030.00316.48
7.4.280.0000.00716.34
7.4.270.0000.00716.47
7.4.260.0030.00313.12
7.4.250.0040.00416.48
7.4.240.0000.00716.46
7.4.230.0070.00016.46
7.4.220.0090.00916.27
7.4.210.0070.00916.38
7.4.200.0070.00016.56
7.4.190.0000.00716.42
7.4.160.0000.01516.31
7.4.150.0100.00716.39
7.4.140.0090.00816.35
7.4.130.0120.01016.40
7.4.120.0100.00716.33
7.4.110.0140.00316.30
7.4.100.0050.01016.52
7.4.90.0060.01216.28
7.4.80.0120.01019.39
7.4.70.0080.00816.30
7.4.60.0030.01316.35
7.4.50.0090.00016.41
7.4.40.0110.00316.46
7.4.30.0030.01216.47
7.4.00.0030.01314.86
7.3.330.0040.00412.98
7.3.320.0030.00312.94
7.3.310.0000.00716.12
7.3.300.0030.00316.11
7.3.290.0070.01316.15
7.3.280.0060.00916.17
7.3.270.0100.01016.36
7.3.260.0060.01316.27
7.3.250.0180.00216.42
7.3.240.0030.01316.15
7.3.230.0000.01616.07
7.3.210.0070.01016.34
7.3.200.0180.00416.35
7.3.190.0120.00416.13
7.3.180.0060.00916.29
7.3.170.0030.01316.34
7.3.160.0150.00816.25
7.3.120.0070.01014.61
7.3.110.0140.00314.84
7.3.100.0070.00314.65
7.3.90.0070.00714.42
7.3.80.0000.00914.74
7.3.70.0040.00714.89
7.3.60.0100.00014.79
7.3.50.0070.00714.68
7.3.40.0050.00514.86
7.3.30.0070.00714.61
7.3.20.0140.00016.62
7.3.10.0000.01216.43
7.3.00.0030.00616.54
7.2.330.0100.01016.29
7.2.320.0150.00316.56
7.2.310.0200.00916.59
7.2.300.0090.00916.07
7.2.290.0100.00716.42
7.2.250.0080.00814.80
7.2.240.0060.00914.61
7.2.230.0110.00414.84
7.2.220.0030.00914.63
7.2.210.0060.00914.80
7.2.200.0120.00315.08
7.2.190.0070.01014.86
7.2.180.0070.00714.64
7.2.170.0040.01114.87
7.2.00.0000.01619.46
7.1.330.0030.01215.38
7.1.320.0060.00615.61
7.1.310.0070.00315.43
7.1.300.0030.00815.57
7.1.290.0030.01215.36
7.1.280.0040.00715.57
7.1.270.0070.00715.54
7.1.260.0080.00415.80
7.1.100.0030.00517.86
7.1.70.0110.00616.89
7.1.60.0100.01419.40
7.1.50.0030.01316.82
7.1.00.0000.06722.45
7.0.200.0920.00314.61
7.0.140.0030.07322.00
7.0.120.0000.03722.03
7.0.60.0030.04019.95
7.0.50.0130.07017.71
7.0.40.0070.06720.05
7.0.30.0330.07720.00
7.0.20.0270.07720.38
7.0.10.0070.08720.00
7.0.00.0030.05020.18
5.6.280.0000.07021.07
5.6.210.0130.06020.61
5.6.200.0070.07718.18
5.6.190.0170.07320.77
5.6.180.4270.04720.32
5.6.170.0270.06720.34
5.6.160.0000.09320.49
5.6.150.0000.05318.15
5.6.140.0100.07018.21
5.6.130.0070.07718.22
5.6.120.0030.04320.99
5.6.110.0030.04020.99
5.6.100.0100.07021.10
5.6.90.0070.03721.09
5.6.80.0100.08020.49
5.6.70.4330.04320.38
5.5.350.0000.03720.37
5.5.340.0030.06018.05
5.5.330.0030.06020.25
5.5.320.3500.04720.24
5.5.310.0200.08020.13
5.5.300.0070.06017.98
5.5.290.0070.06717.89
5.5.280.0030.06020.89
5.5.270.0100.07720.88
5.5.260.0200.07320.85
5.5.250.0070.08020.76
5.5.240.0200.06020.14
5.4.450.0030.04319.18
5.4.440.0130.07319.16
5.4.430.0130.05019.44
5.4.420.0030.04319.47
5.4.410.0100.06019.08
5.4.400.0130.06018.86
5.4.390.0100.04019.02
5.4.380.0070.05719.12
5.4.370.0000.05319.25
5.4.360.0130.07719.16
5.4.350.0100.08318.85
5.4.340.0070.03719.25
5.4.320.0130.07019.25
5.4.310.0130.07019.00
5.4.300.0070.03719.24
5.4.290.0130.07319.14
5.4.280.0130.05019.23
5.4.270.0070.07318.85
5.4.260.0030.06319.24
5.4.250.0100.06718.84
5.4.240.0100.04018.91
5.4.230.0170.07019.18
5.4.220.0070.06018.84
5.4.210.0100.07019.14
5.4.200.0130.07019.24
5.4.190.0070.03718.86
5.4.180.0030.08718.99
5.4.170.0100.06318.93
5.4.160.0070.08019.18
5.4.150.0170.06719.11
5.4.140.0070.07016.31
5.4.130.0070.05316.38
5.4.120.0030.07016.46
5.4.110.0000.06316.43
5.4.100.0070.06716.46
5.4.90.0100.07016.41
5.4.80.0100.06716.31
5.4.70.0070.03316.33
5.4.60.0030.05316.47
5.4.50.0030.07716.40
5.4.40.0030.06716.39
5.4.30.0000.06716.32
5.4.20.0000.07716.27
5.4.10.0000.04016.64
5.4.00.0130.02715.73
5.3.290.0130.05014.46
5.3.280.0070.07714.52
5.3.270.0100.07314.58
5.3.260.0100.07014.54
5.3.250.0100.03714.70
5.3.240.0070.04314.62
5.3.230.0100.08014.52
5.3.220.0000.08714.51
5.3.210.0070.07714.58
5.3.200.0030.07314.54
5.3.190.0070.04714.50
5.3.180.0070.03714.49
5.3.170.0230.05314.49
5.3.160.0070.03714.38
5.3.150.0030.05014.35
5.3.140.0070.07714.43
5.3.130.0130.07314.48
5.3.120.0030.06014.55
5.3.110.0030.04014.48
5.3.100.0100.04713.83
5.3.90.0100.07013.90
5.3.80.0130.06713.95
5.3.70.0100.07314.11
5.3.60.0100.07313.86
5.3.50.0070.07013.88
5.3.40.0070.06713.87
5.3.30.0100.05713.87
5.3.20.0100.07013.63
5.3.10.0130.06713.49
5.3.00.0070.07013.71
5.2.170.0070.06011.07
5.2.160.0030.05710.97
5.2.150.0130.04711.05
5.2.140.0070.06011.08
5.2.130.0000.04011.01
5.2.120.0070.06010.95
5.2.110.0070.06310.95
5.2.100.0030.04311.03
5.2.90.0070.03011.09
5.2.80.0070.06011.25
5.2.70.0030.03711.10
5.2.60.0070.06010.98
5.2.50.0130.03711.09
5.2.40.0070.03710.81
5.2.30.0000.03010.94
5.2.20.0000.05010.89
5.2.10.0070.02310.94
5.2.00.0030.03710.70
5.1.60.0030.0509.83
5.1.50.0030.0309.99
5.1.40.0070.05010.08
5.1.30.0030.03710.29
5.1.20.0070.05310.35
5.1.10.0000.05010.13
5.1.00.0030.05710.04
5.0.50.0000.0238.45
5.0.40.0030.0238.55
5.0.30.0070.0578.37
5.0.20.0070.0278.35
5.0.10.0000.0408.14
5.0.00.0100.0438.29
4.4.90.0030.0378.07
4.4.80.0030.0338.07
4.4.70.0000.0208.07
4.4.60.0000.0178.07
4.4.50.0000.0378.07
4.4.40.0030.0508.07
4.4.30.0030.0378.07
4.4.20.0030.0208.07
4.4.10.0030.0378.07
4.4.00.0000.0278.07
4.3.110.0030.0308.07
4.3.100.0030.0338.07
4.3.90.0000.0338.07
4.3.80.0030.0508.07
4.3.70.0030.0338.07
4.3.60.0030.0338.07
4.3.50.0030.0378.07
4.3.40.0030.0478.07
4.3.30.0000.0378.07
4.3.20.0030.0338.07
4.3.10.0000.0378.07
4.3.00.0000.0238.07

preferences:
45.44 ms | 401 KiB | 5 Q