3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xyz[][][]=0; $abc = [ "MA" => [ "Zia Rehman" => [] ] ]; if(array_key_exists("Zia Rehman", $xyz)) { echo "hi"; $xyz['MA']['Zia Rehman'] = []; } var_dump($xyz);

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)
8.3.60.0040.01116.38
8.3.50.0140.00718.05
8.3.40.0030.01518.79
8.3.30.0060.01018.53
8.3.20.0080.00018.51
8.3.10.0000.00823.52
8.3.00.0080.00020.84
8.2.180.0080.00616.50
8.2.170.0070.00722.96
8.2.160.0150.00620.49
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00521.00
8.2.120.0070.00026.35
8.2.110.0060.00322.30
8.2.100.0090.00317.84
8.2.90.0040.00418.34
8.2.80.0000.00817.97
8.2.70.0050.00317.80
8.2.60.0000.00718.16
8.2.50.0000.00718.22
8.2.40.0000.00820.28
8.2.30.0000.00819.15
8.2.20.0050.00217.99
8.2.10.0040.00418.02
8.2.00.0040.00417.59
8.1.280.0150.00325.92
8.1.270.0040.00422.23
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0000.00922.12
8.1.230.0000.01019.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0080.00018.50
8.1.160.0080.00020.48
8.1.150.0000.00720.25
8.1.140.0070.00019.56
8.1.130.0050.00317.63
8.1.120.0030.00517.41
8.1.110.0040.00417.26
8.1.100.0000.00817.42
8.1.90.0000.00717.39
8.1.80.0070.00017.28
8.1.70.0070.00017.28
8.1.60.0000.00817.57
8.1.50.0030.00517.45
8.1.40.0030.00517.49
8.1.30.0070.00317.49
8.1.20.0040.00417.59
8.1.10.0040.00417.55
8.1.00.0040.00417.45
8.0.300.0030.00619.61
8.0.290.0040.00416.63
8.0.280.0000.00718.35
8.0.270.0030.00617.20
8.0.260.0000.00917.14
8.0.250.0030.00316.81
8.0.240.0030.00316.79
8.0.230.0070.00016.88
8.0.220.0030.00316.80
8.0.210.0000.00816.74
8.0.200.0000.00616.88
8.0.190.0000.00816.86
8.0.180.0000.00916.84
8.0.170.0000.00816.85
8.0.160.0000.00716.84
8.0.150.0000.00716.78
8.0.140.0030.00516.72
8.0.130.0030.00313.33
8.0.120.0000.00816.81
8.0.110.0000.00716.68
8.0.100.0040.00416.86
8.0.90.0000.00716.85
8.0.80.0090.00916.87
8.0.70.0000.00716.84
8.0.60.0040.00416.84
8.0.50.0000.00816.88
8.0.30.0080.01017.13
8.0.20.0090.01017.40
8.0.10.0000.00816.93
8.0.00.0120.00816.75
7.4.330.0030.00315.55
7.4.320.0030.00316.52
7.4.300.0070.00016.64
7.4.290.0000.00716.55
7.4.280.0040.00416.55
7.4.270.0030.00316.64
7.4.260.0000.00816.47
7.4.250.0080.00016.47
7.4.240.0030.00316.62
7.4.230.0000.00716.41
7.4.220.0140.00716.70
7.4.210.0070.00716.59
7.4.200.0070.00016.60
7.4.160.0110.00516.50
7.4.150.0090.00917.40
7.4.140.0090.01017.86
7.4.130.0070.01116.54
7.4.120.0090.00916.44
7.4.110.0160.00616.65
7.4.100.0060.01216.48
7.4.90.0070.01116.47
7.4.80.0100.00719.39
7.4.70.0030.01516.38
7.4.60.0000.01516.48
7.4.50.0000.01416.30
7.4.40.0030.01516.37
7.4.30.0090.00916.36
7.4.10.0070.01014.87
7.4.00.0120.00514.83
7.3.330.0050.00013.02
7.3.320.0030.00313.02
7.3.310.0050.00216.26
7.3.300.0040.00416.29
7.3.290.0060.00816.23
7.3.280.0140.00616.26
7.3.270.0090.00917.40
7.3.260.0110.00716.35
7.3.250.0070.01016.36
7.3.240.0130.00816.45
7.3.230.0100.00716.43
7.3.210.0030.01816.38
7.3.200.0040.01216.35
7.3.190.0040.01116.24
7.3.180.0040.01216.48
7.3.170.0150.00916.31
7.3.160.0070.01316.57
7.3.130.0130.00514.80
7.3.120.0050.01314.86
7.3.110.0100.00815.00
7.3.100.0080.00814.89
7.3.90.0060.00714.83
7.3.80.0050.00515.02
7.3.70.0060.00714.76
7.3.60.0050.01014.85
7.3.50.0050.00814.71
7.3.40.0060.00914.78
7.3.30.0080.00314.89
7.3.20.0110.00416.81
7.3.10.0100.00316.71
7.3.00.0080.00516.54
7.2.330.0150.00616.55
7.2.320.0040.01316.41
7.2.310.0100.00616.36
7.2.300.0060.01016.48
7.2.290.0080.00816.30
7.2.260.0070.01215.04
7.2.250.0110.00814.88
7.2.240.0040.01414.73
7.2.230.0100.00615.13
7.2.220.0080.01014.93
7.2.210.0090.00614.71
7.2.200.0050.00814.91
7.2.190.0120.00314.65
7.2.180.0060.01014.95
7.2.170.0020.01314.70
7.2.160.0070.00915.03
7.2.150.0050.01116.95
7.2.140.0060.00416.81
7.2.130.0090.00516.77
7.2.120.0030.00816.66
7.2.110.0050.00816.74
7.2.100.0000.01116.81
7.2.90.0020.01316.86
7.2.80.0040.01116.75
7.2.70.0050.00717.00
7.2.60.0070.00716.79
7.2.50.0030.01116.66
7.2.40.0060.00916.76
7.2.30.0080.00716.83
7.2.20.0050.00916.67
7.2.10.0050.01016.84
7.2.00.0060.00817.64
7.1.330.0070.00515.68
7.1.320.0110.00615.64
7.1.310.0050.00815.62
7.1.300.0140.00215.83
7.1.290.0080.00315.76
7.1.280.0060.00615.62
7.1.270.0050.00815.70
7.1.260.0040.01015.78
7.1.250.0040.00815.88
7.1.240.0060.00615.68
7.1.230.0050.00715.62
7.1.220.0050.00915.73
7.1.210.0070.00615.73
7.1.200.0020.01215.76
7.1.190.0080.00315.85
7.1.180.0040.00915.79
7.1.170.0050.00515.68
7.1.160.0060.00715.86
7.1.150.0050.00915.71
7.1.140.0070.00215.73
7.1.130.0020.01015.81
7.1.120.0040.01115.57
7.1.110.0050.01015.67
7.1.100.0070.00715.93
7.1.90.0050.00915.43
7.1.80.0090.00515.88
7.1.70.0060.00616.13
7.1.60.0100.00616.28
7.1.50.0070.01015.83
7.1.40.0070.00715.55
7.1.30.0080.00615.78
7.1.20.0050.00515.76
7.1.10.0080.00715.48
7.1.00.0050.02817.91
7.0.330.0070.00315.43
7.0.320.0090.00515.47
7.0.310.0050.00815.44
7.0.300.0050.00815.36
7.0.290.0090.00515.38
7.0.280.0050.00615.38
7.0.270.0000.01215.36
7.0.260.0030.01415.38
7.0.250.0080.00715.53
7.0.240.0030.00615.40
7.0.230.0050.00515.50
7.0.220.0070.00715.37
7.0.210.0030.00815.49
7.0.200.0090.00815.21
7.0.190.0090.00715.41
7.0.180.0060.00815.52
7.0.170.0080.00515.58
7.0.160.0070.00615.43
7.0.150.0070.00515.32
7.0.140.0040.00915.38
7.0.130.0040.02517.67
7.0.120.0070.02417.71
7.0.110.0040.02617.66
7.0.100.0070.02717.58
7.0.90.0020.03117.61
7.0.80.0060.02317.74
7.0.70.0040.02417.56
7.0.60.0050.02517.62
7.0.50.0080.02417.72
7.0.40.0070.02316.29
7.0.30.0070.02516.29
7.0.20.0080.02516.23
7.0.10.0070.02216.35
7.0.00.0040.03016.24
5.6.400.0060.00714.45
5.6.390.0050.00714.50
5.6.380.0050.00814.47
5.6.370.0030.01114.35
5.6.360.0060.00614.23
5.6.350.0100.00214.39
5.6.340.0020.01214.39
5.6.330.0050.00714.35
5.6.320.0080.00314.16
5.6.310.0050.01114.54
5.6.300.0040.00914.26
5.6.290.0060.00514.55
5.6.280.0080.02316.79
5.6.270.0110.01916.57
5.6.260.0080.03016.56
5.6.250.0080.02816.65
5.6.240.0080.02616.49
5.6.230.0090.03016.67
5.6.220.0060.03116.48
5.6.210.0040.02616.63
5.6.200.0050.02516.63
5.6.190.0070.02516.60
5.6.180.0120.02116.59
5.6.170.0030.03216.51
5.6.160.0080.02416.47
5.6.150.0070.02616.57
5.6.140.0070.02616.56
5.6.130.0110.02116.47
5.6.120.0100.02216.55
5.6.110.0060.02516.49
5.6.100.0030.02916.47
5.6.90.0070.02316.42
5.6.80.0110.02116.34
5.6.70.0070.03016.38
5.6.60.0100.02616.32
5.6.50.0060.02216.16
5.6.40.0080.02316.18
5.6.30.0090.02216.18
5.6.20.0090.02516.35
5.6.10.0120.02216.14
5.6.00.0020.02816.25

preferences:
59.82 ms | 400 KiB | 5 Q