3v4l.org

run code in 300+ PHP versions simultaneously
<?php $friendsList = "skzjajshajh"; if (!is_object($friendsList)) { echo "not object"; }

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)
8.3.60.0150.00316.63
8.3.50.0140.00317.91
8.3.40.0110.00718.54
8.3.30.0040.01118.60
8.3.20.0060.00318.84
8.3.10.0040.00421.69
8.3.00.0000.00820.78
8.2.180.0070.01416.32
8.2.170.0060.00922.96
8.2.160.0100.00320.43
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00421.04
8.2.120.0050.00226.35
8.2.110.0090.00020.98
8.2.100.0090.00317.72
8.2.90.0040.00417.91
8.2.80.0030.00517.97
8.2.70.0050.00317.80
8.2.60.0020.00518.16
8.2.50.0000.00818.10
8.2.40.0030.00620.61
8.2.30.0040.00419.25
8.2.20.0000.00718.04
8.2.10.0070.00018.05
8.2.00.0040.00417.67
8.1.280.0100.01025.92
8.1.270.0090.00022.14
8.1.260.0050.00328.09
8.1.250.0080.00028.09
8.1.240.0060.00320.44
8.1.230.0070.00420.90
8.1.220.0030.00517.74
8.1.210.0070.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00417.36
8.1.180.0050.00518.10
8.1.170.0000.00818.55
8.1.160.0070.00018.89
8.1.150.0070.00320.15
8.1.140.0100.00019.57
8.1.130.0040.00417.60
8.1.120.0030.00317.41
8.1.110.0080.00017.48
8.1.100.0070.00017.48
8.1.90.0040.00417.40
8.1.80.0000.00717.54
8.1.70.0000.00717.31
8.1.60.0000.00817.48
8.1.50.0040.00417.45
8.1.40.0060.00317.43
8.1.30.0030.00617.69
8.1.20.0040.00417.55
8.1.10.0030.00617.43
8.1.00.0040.00417.45
8.0.300.0070.00019.73
8.0.290.0000.00816.63
8.0.280.0000.00718.43
8.0.270.0000.00717.36
8.0.260.0070.00017.25
8.0.250.0030.00616.91
8.0.240.0000.00716.86
8.0.230.0070.00016.96
8.0.220.0080.00016.79
8.0.210.0060.00016.77
8.0.200.0000.00716.87
8.0.190.0030.00516.98
8.0.180.0050.00216.79
8.0.170.0070.00016.90
8.0.160.0070.00016.86
8.0.150.0000.00816.95
8.0.140.0040.00416.76
8.0.130.0000.00613.30
8.0.120.0050.00216.94
8.0.110.0030.00516.74
8.0.100.0020.00516.70
8.0.90.0050.00316.82
8.0.80.0040.01516.87
8.0.70.0000.00716.82
8.0.60.0040.00416.83
8.0.50.0040.00416.75
8.0.30.0110.00817.22
8.0.20.0110.00917.40
8.0.10.0080.00017.00
8.0.00.0160.00316.88
7.4.330.0000.00515.55
7.4.320.0000.00616.56
7.4.300.0060.00016.53
7.4.290.0030.00316.59
7.4.280.0000.00816.57
7.4.270.0030.00316.41
7.4.260.0070.00016.62
7.4.250.0030.00316.39
7.4.240.0000.00916.53
7.4.230.0070.00016.66
7.4.220.0070.01116.47
7.4.210.0150.00516.52
7.4.200.0040.00416.43
7.4.160.0050.01116.52
7.4.150.0110.00617.40
7.4.140.0150.00717.86
7.4.130.0110.00816.48
7.4.120.0100.00716.43
7.4.110.0110.01416.62
7.4.100.0090.00616.45
7.4.90.0060.01216.29
7.4.80.0030.01319.39
7.4.70.0040.01216.29
7.4.60.0060.01016.46
7.4.50.0060.00916.57
7.4.40.0060.01216.66
7.4.30.0130.00316.29
7.4.00.0100.00314.82
7.3.330.0050.00313.08
7.3.320.0030.00312.97
7.3.310.0030.00316.13
7.3.300.0070.00016.04
7.3.290.0040.00416.17
7.3.280.0060.01116.09
7.3.270.0080.00817.40
7.3.260.0090.00616.18
7.3.250.0090.01016.40
7.3.240.0090.01016.30
7.3.230.0060.01116.39
7.3.210.0060.01316.13
7.3.200.0090.00616.25
7.3.190.0180.00316.24
7.3.180.0030.01316.29
7.3.170.0060.01216.14
7.3.160.0100.00716.20
7.2.330.0120.00816.42
7.2.320.0030.02016.59
7.2.310.0100.01016.35
7.2.300.0120.00616.43
7.2.290.0100.01416.58
7.2.60.0030.01316.75
7.2.50.0090.00316.56
7.2.00.0030.01419.38
7.1.200.0110.00315.43
7.1.70.0040.00416.85
7.1.60.0000.01116.93
7.1.00.0000.08022.51
7.0.200.0000.00716.82
7.0.130.0200.05320.28
7.0.120.0170.05720.23
7.0.110.0270.05320.16
7.0.100.0230.05320.19
7.0.90.0270.05720.38
7.0.80.0230.07020.21
7.0.70.0230.05320.25
7.0.60.0230.05320.16
7.0.50.0270.05020.26
7.0.40.0230.05020.30
7.0.30.0230.05320.21
7.0.20.0300.04720.26
7.0.10.0270.05020.33
7.0.00.0270.05020.29
5.6.280.0170.04321.07
5.6.270.0100.05020.87
5.6.260.0070.05720.83
5.6.250.0030.06020.85
5.6.240.0200.04720.88
5.6.230.0100.06021.00
5.6.220.0000.06320.79
5.6.210.0000.06320.96
5.6.200.0030.06021.03
5.6.190.0070.05720.73
5.6.180.0100.05321.01
5.6.170.0130.05020.97
5.6.160.0100.06020.92
5.6.150.0200.07021.08
5.6.140.0200.04321.02
5.6.130.0000.06321.05
5.6.120.0070.05721.08
5.6.110.0170.04720.79
5.6.100.0070.05720.78
5.6.90.0030.05720.80
5.6.80.0100.05020.23
5.6.70.0170.05720.45
5.6.60.0100.05720.11
5.6.50.0000.05720.21
5.6.40.0130.04720.36
5.6.30.0170.04720.34
5.6.20.0100.05320.17
5.6.10.0070.05320.10
5.6.00.0070.05320.36

preferences:
57.55 ms | 400 KiB | 5 Q