3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; echo (isset($a['a']['b']['c'])) ? 'true' : 'false';

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)
8.3.60.0150.00016.50
8.3.50.0100.00317.79
8.3.40.0140.00718.70
8.3.30.0070.00718.72
8.3.20.0000.00818.52
8.3.10.0080.00021.77
8.3.00.0040.00421.75
8.2.180.0070.00716.50
8.2.170.0070.00722.96
8.2.160.0140.00022.26
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0040.00419.76
8.2.120.0040.00426.35
8.2.110.0060.00320.96
8.2.100.0090.00317.84
8.2.90.0030.00517.72
8.2.80.0030.00518.00
8.2.70.0000.00818.16
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0040.00420.46
8.2.30.0040.00421.11
8.2.20.0040.00418.13
8.2.10.0000.00817.91
8.2.00.0040.00417.53
8.1.280.0090.00625.92
8.1.270.0020.00523.82
8.1.260.0000.00828.09
8.1.250.0000.00728.09
8.1.240.0030.00624.03
8.1.230.0060.00622.65
8.1.220.0050.00317.74
8.1.210.0000.00719.06
8.1.200.0110.00017.25
8.1.190.0030.00617.23
8.1.180.0090.00018.10
8.1.170.0070.00018.78
8.1.160.0000.00722.05
8.1.150.0040.00420.52
8.1.140.0070.00019.42
8.1.130.0070.00017.50
8.1.120.0040.00417.42
8.1.110.0040.00417.29
8.1.100.0000.00817.34
8.1.90.0070.00017.44
8.1.80.0040.00417.30
8.1.70.0000.00817.28
8.1.60.0070.00017.40
8.1.50.0060.00317.42
8.1.40.0060.00317.40
8.1.30.0050.00317.52
8.1.20.0000.00717.49
8.1.10.0040.00417.54
8.1.00.0030.00517.41
8.0.300.0070.00021.59
8.0.290.0040.00416.63
8.0.280.0030.00318.45
8.0.270.0070.00017.16
8.0.260.0000.00717.20
8.0.250.0050.00216.86
8.0.240.0020.00516.98
8.0.230.0060.00016.79
8.0.220.0000.00716.88
8.0.210.0000.00716.88
8.0.200.0030.00316.84
8.0.190.0030.00316.90
8.0.180.0040.00416.75
8.0.170.0000.00816.75
8.0.160.0030.00316.80
8.0.150.0040.00416.72
8.0.140.0040.00416.70
8.0.130.0050.00013.18
8.0.120.0000.00716.79
8.0.110.0040.00416.79
8.0.100.0040.00416.86
8.0.90.0040.00416.82
8.0.80.0120.00916.73
8.0.70.0050.00316.77
8.0.60.0040.00416.66
8.0.50.0000.00716.70
8.0.30.0110.00616.99
8.0.20.0120.00817.40
8.0.10.0000.00717.00
8.0.00.0050.01416.77
7.4.330.0000.00515.55
7.4.320.0030.00316.43
7.4.300.0000.00716.52
7.4.290.0080.00016.50
7.4.280.0000.00816.41
7.4.270.0040.00416.50
7.4.260.0030.00316.49
7.4.250.0030.00316.29
7.4.240.0070.00016.49
7.4.230.0070.00016.64
7.4.220.0090.01616.40
7.4.210.0090.00616.38
7.4.200.0070.00016.53
7.4.160.0090.00916.47
7.4.150.0100.01017.40
7.4.140.0090.00817.86
7.4.130.0110.00816.41
7.4.120.0090.00816.50
7.4.110.0160.00816.51
7.4.100.0130.00316.48
7.4.90.0060.01216.43
7.4.80.0130.00319.39
7.4.70.0090.00616.50
7.4.60.0100.00716.21
7.4.50.0070.00716.09
7.4.40.0070.01016.32
7.4.30.0070.01416.34
7.4.00.0070.00715.04
7.3.330.0000.00513.02
7.3.320.0000.00513.18
7.3.310.0000.00716.31
7.3.300.0000.00716.26
7.3.290.0090.00716.25
7.3.280.0090.01016.26
7.3.270.0060.01217.40
7.3.260.0080.00916.60
7.3.250.0100.00716.22
7.3.240.0090.00916.26
7.3.230.0110.00716.39
7.3.210.0000.01816.60
7.3.200.0070.01016.19
7.3.190.0080.00816.52
7.3.180.0080.00816.21
7.3.170.0120.00616.48
7.3.160.0070.01016.31
7.3.00.0110.00516.48
7.2.330.0120.00616.25
7.2.320.0130.00316.61
7.2.310.0100.00716.51
7.2.300.0090.01516.67
7.2.290.0060.01216.40
7.2.130.0120.00817.01
7.2.120.0160.00416.56
7.2.110.0130.00816.90
7.2.100.0100.00516.55
7.2.90.0130.01016.70
7.2.80.0140.00716.66
7.2.70.0070.01416.33
7.2.60.0060.01116.72
7.2.50.0110.00916.67
7.2.40.0210.00316.66
7.2.30.0170.01416.69
7.2.20.0250.00416.71
7.2.10.0200.00816.48
7.2.00.0090.00818.12
7.1.250.0150.00015.57
7.1.240.0130.00315.85
7.1.230.0070.01015.62
7.1.220.0100.00915.65
7.1.210.0040.01515.48
7.1.200.0100.00415.63
7.1.190.0150.00715.63
7.1.180.0170.00815.63
7.1.170.0120.00215.34
7.1.160.0160.00715.89
7.1.150.0060.01215.56
7.1.140.0180.00715.75
7.1.130.0150.00315.74
7.1.120.0180.00415.46
7.1.110.0080.00815.86
7.1.100.0000.01215.67
7.1.90.0180.00315.54
7.1.80.0130.00415.65
7.1.70.0040.00816.38
7.1.60.0030.00916.22
7.1.50.0110.00415.79
7.1.40.0100.00315.31
7.1.30.0030.01015.62
7.1.20.0070.00715.37
7.1.10.0100.00615.63
7.1.00.0080.04019.01
7.0.330.0110.00615.46
7.0.320.0040.00814.93
7.0.310.0040.00815.22
7.0.300.0100.00315.30
7.0.290.0030.00915.17
7.0.280.0060.01015.25
7.0.270.0220.00515.37
7.0.260.0150.00914.88
7.0.250.0090.00815.49
7.0.240.0200.00414.93
7.0.230.0100.00315.35
7.0.220.0060.01114.98
7.0.210.0110.00715.33
7.0.200.0200.00714.82
7.0.190.0070.00715.06
7.0.180.0030.01015.16
7.0.170.0030.00915.32
7.0.160.0030.01015.05
7.0.150.0110.00315.29
7.0.140.0070.00715.20
7.0.130.0140.00715.00
7.0.120.0100.03417.61
7.0.110.0140.02817.78
7.0.100.0080.03517.76
7.0.90.0140.03218.63
7.0.80.0100.03118.68
7.0.70.0150.03217.75
7.0.60.0150.03018.44
7.0.50.0080.05018.63
7.0.40.0130.03216.66
7.0.30.0070.03216.77
7.0.20.0100.03217.66
7.0.10.0170.03016.65
7.0.00.0140.02816.69
5.6.380.0100.00514.08
5.6.370.0140.00914.48
5.6.360.0340.00414.02
5.6.350.0250.00414.55
5.6.340.0310.00714.47
5.6.330.0270.01014.14
5.6.320.0390.00614.43
5.6.310.0200.00014.38
5.6.300.0160.01214.58
5.6.290.0360.00814.38
5.6.280.0510.01014.47
5.6.270.0230.03017.79
5.6.260.0230.03618.79
5.6.250.0310.03617.67
5.6.240.0330.03117.55
5.6.230.0190.03317.67
5.6.220.0190.03217.72
5.6.210.0180.03117.63
5.6.200.0250.04317.47
5.6.190.0290.03817.53
5.6.180.0210.02717.63
5.6.170.0200.02817.60
5.6.160.0270.03117.78
5.6.150.0170.03517.61
5.6.140.0250.03117.53
5.6.130.0210.02717.53
5.6.120.0240.02817.43
5.6.110.0130.03117.50
5.6.100.0100.03417.47
5.6.90.0170.02717.63
5.6.80.0230.03317.26
5.6.70.0080.03117.22
5.6.60.0220.03317.10
5.6.50.0250.02817.13
5.6.40.0300.03017.30
5.6.30.0250.03017.28
5.6.20.0190.03217.16
5.6.10.0220.03017.18
5.6.00.0270.02517.30

preferences:
87.82 ms | 401 KiB | 5 Q