3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array('a'=>1, 'b'=>2); if (empty($test['c'])) { echo 'empty test c'; } else { echo $test['c']; }

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)
8.3.60.0140.00418.30
8.3.50.0080.00618.13
8.3.40.0090.00618.74
8.3.30.0100.00318.55
8.3.20.0050.00321.80
8.3.10.0080.00022.11
8.3.00.0050.00220.95
8.2.180.0040.01116.38
8.2.170.0070.01422.96
8.2.160.0100.00320.11
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00722.13
8.2.120.0000.00826.35
8.2.110.0000.01019.31
8.2.100.0090.00317.91
8.2.90.0000.00819.20
8.2.80.0080.00017.97
8.2.70.0090.00017.75
8.2.60.0100.00018.03
8.2.50.0040.00418.10
8.2.40.0070.00022.19
8.2.30.0040.00420.54
8.2.20.0050.00218.03
8.2.10.0000.00717.97
8.2.00.0000.00918.04
8.1.280.0110.00425.92
8.1.270.0020.00523.83
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.86
8.1.230.0000.01117.52
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0000.00718.49
8.1.160.0000.00718.84
8.1.150.0050.00320.32
8.1.140.0050.00219.40
8.1.130.0050.00318.94
8.1.120.0030.00317.43
8.1.110.0050.00317.38
8.1.100.0040.00417.41
8.1.90.0030.00317.38
8.1.80.0030.00317.38
8.1.70.0040.00417.33
8.1.60.0000.00817.51
8.1.50.0090.00017.38
8.1.40.0040.00417.48
8.1.30.0050.00217.50
8.1.20.0040.00417.60
8.1.10.0040.00417.54
8.1.00.0070.00017.46
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0060.00318.41
8.0.270.0000.00717.13
8.0.260.0000.00717.18
8.0.250.0000.00716.87
8.0.240.0000.00816.93
8.0.230.0070.00016.78
8.0.220.0030.00316.83
8.0.210.0000.00616.73
8.0.200.0040.00416.91
8.0.190.0000.00816.80
8.0.180.0000.00716.91
8.0.170.0030.00316.86
8.0.160.0080.00016.81
8.0.150.0030.00316.79
8.0.140.0030.00316.83
8.0.130.0050.00013.30
8.0.120.0000.00716.70
8.0.110.0000.00716.86
8.0.100.0030.00316.84
8.0.90.0050.00216.77
8.0.80.0100.01016.77
8.0.70.0000.00816.71
8.0.60.0040.00416.69
8.0.50.0040.00416.83
8.0.30.0110.00716.94
8.0.20.0060.01317.40
8.0.10.0050.00216.75
8.0.00.0130.00316.68
7.4.330.0000.00515.55
7.4.320.0000.00616.43
7.4.300.0060.00316.59
7.4.290.0000.00716.34
7.4.280.0000.00716.55
7.4.270.0020.00516.36
7.4.260.0000.00716.43
7.4.250.0030.00316.45
7.4.240.0000.00716.34
7.4.230.0020.00416.64
7.4.220.0090.00916.39
7.4.210.0030.01016.48
7.4.200.0000.00716.52
7.4.160.0080.01116.48
7.4.150.0110.01517.40
7.4.140.0140.00417.86
7.4.130.0080.01116.42
7.4.120.0130.00516.50
7.4.110.0120.01216.39
7.4.100.0160.00016.59
7.4.90.0100.00716.30
7.4.80.0060.01319.39
7.4.70.0070.01016.39
7.4.60.0050.01216.38
7.4.50.0070.01016.16
7.4.40.0100.00716.38
7.4.30.0060.00916.32
7.4.00.0090.00715.11
7.3.330.0030.00312.96
7.3.320.0030.00313.12
7.3.310.0000.00716.07
7.3.300.0000.00716.20
7.3.290.0060.00816.23
7.3.280.0080.01016.22
7.3.270.0120.00617.40
7.3.260.0130.00816.32
7.3.250.0110.00616.24
7.3.240.0090.01116.38
7.3.230.0130.00716.32
7.3.210.0100.00716.37
7.3.200.0200.00316.02
7.3.190.0130.00316.43
7.3.180.0040.01116.54
7.3.170.0170.00016.24
7.3.160.0130.00416.33
7.3.120.0090.00715.02
7.3.110.0040.01414.96
7.3.100.0090.00315.06
7.3.90.0090.00714.96
7.3.80.0040.00814.89
7.3.70.0090.00514.98
7.3.60.0030.00914.96
7.3.50.0040.01114.88
7.3.40.0070.00815.08
7.3.30.0100.00215.01
7.3.20.0050.00816.53
7.3.10.0060.00916.58
7.3.00.0080.00616.58
7.2.330.0170.00016.55
7.2.320.0070.01116.62
7.2.310.0120.00916.27
7.2.300.0040.01416.37
7.2.290.0110.00516.32
7.2.250.0120.00915.00
7.2.240.0050.01215.19
7.2.230.0060.01315.06
7.2.220.0070.00814.99
7.2.210.0080.00915.07
7.2.200.0050.01015.11
7.2.190.0060.00815.09
7.2.180.0060.01115.12
7.2.170.0090.00314.94
7.2.130.0040.00716.77
7.2.120.0110.00316.80
7.2.110.0050.00516.81
7.2.100.0100.00016.72
7.2.90.0060.00916.76
7.2.80.0030.00616.94
7.2.70.0040.00816.44
7.2.60.0140.00916.50
7.2.50.0060.00316.56
7.2.40.0060.00616.76
7.2.30.0080.00616.89
7.2.20.0030.01316.91
7.2.10.0060.00316.74
7.2.00.0130.00316.86
7.1.330.0070.00615.58
7.1.320.0050.00915.61
7.1.310.0090.00615.61
7.1.300.0040.01215.76
7.1.290.0080.00515.64
7.1.280.0070.00515.47
7.1.270.0020.01015.56
7.1.260.0060.00615.62
7.1.250.0080.00615.61
7.1.200.0000.00815.73
7.1.70.0070.00016.71
7.1.60.0100.00316.88
7.1.20.0200.08740.30
7.1.10.0230.05722.23
7.1.00.0170.05322.38
7.0.200.0100.00616.56
7.0.160.0130.06321.91
7.0.150.0130.05321.90
7.0.140.0100.06021.88
7.0.130.0200.04721.91
7.0.120.0030.07321.88
7.0.110.0130.06021.89
7.0.100.0070.07721.83
7.0.90.0030.06722.11
7.0.80.0100.07321.96
7.0.70.0100.05721.86
7.0.60.0030.06321.82
7.0.50.0100.06021.78
7.0.40.0100.07321.86
7.0.30.0030.06321.86
7.0.20.0070.06021.93
7.0.10.0030.07021.89
7.0.00.0070.06021.88

preferences:
57.13 ms | 401 KiB | 5 Q