3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_empty("0")); echo "\n"; var_dump(is_empty("00"));

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)
8.3.60.0080.00618.31
8.3.50.0100.00921.14
8.3.40.0110.00418.85
8.3.30.0110.00318.63
8.3.20.0000.00720.21
8.3.10.0050.00323.70
8.3.00.0080.00019.68
8.2.180.0110.00418.27
8.2.170.0070.00722.96
8.2.160.0040.01120.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00017.63
8.2.110.0040.00422.13
8.2.100.0090.00317.63
8.2.90.0040.00419.13
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0040.00417.79
8.2.50.0040.00418.07
8.2.40.0000.00719.38
8.2.30.0000.00819.84
8.2.20.0000.00817.58
8.2.10.0040.00417.99
8.2.00.0040.00417.95
8.1.280.0140.00725.92
8.1.270.0060.00920.05
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.00822.61
8.1.230.0060.00617.42
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0090.00017.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0000.00721.94
8.1.150.0040.00418.75
8.1.140.0000.00817.23
8.1.130.0030.00317.64
8.1.120.0000.00717.23
8.1.110.0070.00017.26
8.1.100.0000.00717.36
8.1.90.0040.00417.31
8.1.80.0040.00417.20
8.1.70.0050.00217.34
8.1.60.0040.00417.51
8.1.50.0040.00417.41
8.1.40.0070.00017.40
8.1.30.0000.00817.54
8.1.20.0070.00017.58
8.1.10.0040.00417.54
8.1.00.0040.00417.38
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0000.00717.24
8.0.260.0080.00017.18
8.0.250.0040.00416.93
8.0.240.0040.00416.96
8.0.230.0000.00716.93
8.0.220.0040.00416.76
8.0.210.0040.00416.84
8.0.200.0030.00316.85
8.0.190.0050.00316.92
8.0.180.0080.00016.95
8.0.170.0060.00316.96
8.0.160.0050.00316.80
8.0.150.0030.00416.71
8.0.140.0000.00816.74
8.0.130.0030.00313.30
8.0.120.0060.00316.75
8.0.110.0040.00416.71
8.0.100.0050.00316.83
8.0.90.0040.00416.71
8.0.80.0090.00616.92
8.0.70.0030.00516.90
8.0.60.0040.00416.74
8.0.50.0040.00416.82
8.0.30.0080.01016.85
8.0.20.0140.00917.40
8.0.10.0000.00716.91
8.0.00.0070.01016.75
7.4.330.0020.00215.08
7.4.320.0040.00416.22
7.4.300.0060.00016.61
7.4.290.0030.00316.49
7.4.280.0050.00316.36
7.4.270.0070.00016.52
7.4.260.0070.00016.51
7.4.250.0000.01116.31
7.4.240.0030.00316.47
7.4.230.0000.00716.17
7.4.220.0030.01216.46
7.4.210.0060.00916.47
7.4.200.0000.00716.52
7.4.160.0040.01216.55
7.4.150.0110.00717.40
7.4.140.0090.01217.86
7.4.130.0110.00816.36
7.4.120.0100.00716.52
7.4.110.0070.01316.31
7.4.100.0180.00316.34
7.4.90.0070.01016.58
7.4.80.0030.01319.39
7.4.70.0140.00616.24
7.4.60.0120.00416.43
7.4.50.0080.00016.33
7.4.40.0030.01316.51
7.4.30.0120.00616.48
7.4.00.0080.00814.72
7.3.330.0030.00312.98
7.3.320.0000.00512.99
7.3.310.0050.00216.20
7.3.300.0000.00716.26
7.3.290.0040.01216.30
7.3.280.0110.00616.21
7.3.270.0110.01617.40
7.3.260.0100.00716.35
7.3.250.0060.01016.37
7.3.240.0160.00616.44
7.3.230.0100.00716.39
7.3.210.0050.01316.49
7.3.200.0030.01316.18
7.3.190.0030.01316.31
7.3.180.0080.00816.41
7.3.170.0050.01016.27
7.3.160.0060.01316.38
7.2.330.0090.00916.47
7.2.320.0140.00616.61
7.2.310.0030.01616.25
7.2.300.0090.00616.36
7.2.290.0120.01216.55
7.2.60.0000.00716.79
7.1.200.0000.01215.65
7.1.100.0110.00718.05
7.1.70.0060.00616.74
7.1.60.0100.01019.12
7.1.50.0070.01116.87
7.1.00.0030.07322.33
7.0.200.0070.00716.62
7.0.60.0130.07719.91
7.0.50.0030.06317.86
7.0.40.0000.07720.02
7.0.30.0400.04320.13
7.0.20.0370.03020.25
7.0.10.0100.08020.11
7.0.00.0100.09020.22
5.6.280.0130.04721.07
5.6.210.0070.04020.55
5.6.200.0100.07718.23
5.6.190.0130.07320.41
5.6.180.0170.04320.43
5.6.170.0400.04320.40
5.6.160.0100.06020.52
5.6.150.0070.08318.12
5.6.140.0100.08718.21
5.6.130.0030.04718.18
5.6.120.0070.08021.14
5.6.110.0000.09021.12
5.6.100.0100.06721.00
5.6.90.0030.06721.02
5.6.80.0100.07320.50
5.6.70.0100.03320.38
5.5.350.0200.04020.32
5.5.340.0170.06717.89
5.5.330.0070.04020.23
5.5.320.0300.04720.18
5.5.310.0370.06720.19
5.5.300.0170.07017.98
5.5.290.0070.03718.00
5.5.280.0030.04020.88
5.5.270.0070.08320.67
5.5.260.0030.04320.83
5.5.250.0100.07720.57
5.5.240.0230.07320.34
5.4.450.0630.06319.61
5.4.440.0930.05019.55
5.4.430.0700.05719.55
5.4.420.0730.07719.61
5.4.410.0670.06019.22
5.4.400.0800.04719.05
5.4.390.0730.05019.07
5.4.380.0700.05718.75
5.4.370.0870.04319.29
5.4.360.0770.05018.95
5.4.350.0630.05018.72
5.4.340.0770.06319.05
5.4.320.0730.05018.75
5.4.310.0570.07719.07
5.4.300.0670.04719.07
5.4.290.0570.06719.05
5.4.280.0600.05319.20
5.4.270.0700.06019.07
5.4.260.0900.05719.27
5.4.250.0530.05018.93
5.4.240.0100.06718.88
5.4.230.0200.04319.16
5.4.220.0630.05719.28
5.4.210.0800.05018.85
5.4.200.0600.05719.07
5.4.190.0500.03719.25
5.4.180.0100.05018.86
5.4.170.0100.05319.20
5.4.160.0500.05319.21
5.4.150.0530.05319.05
5.4.140.0130.05316.60
5.4.130.0130.04316.34
5.4.120.0130.05316.43
5.4.110.0570.05716.18
5.4.100.0530.06316.50
5.4.90.0800.05316.06
5.4.80.0670.04716.20
5.4.70.0170.06716.41
5.4.60.0330.06716.06
5.4.50.0070.04016.31
5.4.40.0070.06716.36
5.4.30.0000.06016.45
5.4.20.0130.03016.40

preferences:
64.1 ms | 401 KiB | 5 Q