3v4l.org

run code in 300+ PHP versions simultaneously
<?php $purchase_order = ['currency' => 'a']; $_currency = (isset($purchase_order['currency'])) ? $purchase_order['currency'] : null;

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)
8.3.40.0100.00718.68
8.3.30.0120.00318.77
8.3.20.0080.00020.16
8.3.10.0040.00423.66
8.3.00.0080.00022.39
8.2.170.0100.00722.96
8.2.160.0070.00720.45
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0110.00726.16
8.2.120.0030.00617.38
8.2.110.0040.00421.03
8.2.100.0110.00019.63
8.2.90.0000.00819.26
8.2.80.0040.00417.97
8.2.70.0040.00417.47
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0030.00621.00
8.2.30.0000.00819.73
8.2.20.0000.00717.68
8.2.10.0040.00418.17
8.2.00.0020.00518.06
8.1.270.0060.00320.38
8.1.260.0100.00626.35
8.1.250.0030.01028.09
8.1.240.0060.00320.97
8.1.230.0120.00017.95
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0040.00417.00
8.1.180.0040.00418.10
8.1.170.0030.00618.53
8.1.160.0060.00323.79
8.1.150.0050.00218.73
8.1.140.0030.00517.43
8.1.130.0050.00217.63
8.1.120.0000.00717.30
8.1.110.0020.00517.38
8.1.100.0000.00717.38
8.1.90.0000.00717.25
8.1.80.0070.00017.43
8.1.70.0000.00617.41
8.1.60.0040.00417.50
8.1.50.0060.00317.36
8.1.40.0050.00317.47
8.1.30.0030.00517.59
8.1.20.0040.00417.48
8.1.10.0000.00817.41
8.1.00.0000.00817.33
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0000.00718.35
8.0.270.0030.00316.80
8.0.260.0030.00317.20
8.0.250.0070.00016.93
8.0.240.0060.00016.89
8.0.230.0030.00616.83
8.0.220.0000.00716.81
8.0.210.0070.00016.77
8.0.200.0060.00016.76
8.0.190.0040.00416.94
8.0.180.0000.00716.74
8.0.170.0030.00516.73
8.0.160.0050.00216.88
8.0.150.0050.00216.82
8.0.140.0030.00316.83
8.0.130.0000.00613.22
8.0.120.0030.00516.76
8.0.110.0000.00916.78
8.0.100.0000.00716.72
8.0.90.0040.00416.73
8.0.80.0080.00716.80
8.0.70.0040.00416.81
8.0.60.0050.00316.62
8.0.50.0000.00816.93
8.0.30.0090.00917.13
8.0.20.0140.00517.40
8.0.10.0000.00716.73
8.0.00.0090.01016.84
7.4.330.0050.00015.08
7.4.320.0030.00316.34
7.4.300.0040.00416.51
7.4.290.0070.00016.50
7.4.280.0040.00416.42
7.4.270.0060.00016.54
7.4.260.0030.00416.34
7.4.250.0040.00416.39
7.4.240.0000.00716.57
7.4.230.0040.00416.32
7.4.220.0180.01116.46
7.4.210.0080.01116.57
7.4.200.0000.00816.54
7.4.160.0050.01016.39
7.4.150.0090.00917.40
7.4.140.0110.00917.86
7.4.130.0090.00816.54
7.4.120.0090.00816.34
7.4.110.0080.01516.41
7.4.100.0080.01316.32
7.4.90.0210.00316.42
7.4.80.0060.01319.39
7.4.70.0110.00616.23
7.4.60.0100.01316.38
7.4.50.0000.00816.34
7.4.40.0050.01516.57
7.4.30.0100.00716.53
7.4.00.0070.00914.96
7.3.330.0040.00413.09
7.3.320.0050.00013.25
7.3.310.0070.00016.27
7.3.300.0030.00316.23
7.3.290.0080.00816.28
7.3.280.0070.01216.28
7.3.270.0100.00717.40
7.3.260.0140.00316.24
7.3.250.0090.00916.49
7.3.240.0130.00316.18
7.3.230.0150.00416.63
7.3.210.0090.01416.25
7.3.200.0030.01319.39
7.3.190.0060.01016.20
7.3.180.0080.01316.40
7.3.170.0110.00516.27
7.3.160.0060.01516.53
7.3.120.0090.00314.75
7.3.110.0070.00714.60
7.3.100.0060.01214.17
7.3.90.0060.00314.61
7.3.80.0000.00914.76
7.3.70.0030.00814.80
7.3.60.0070.00714.65
7.3.50.0090.00314.86
7.3.40.0030.00614.82
7.3.30.0040.01214.78
7.3.20.0110.00316.46
7.3.10.0120.00716.18
7.3.00.0120.00516.36
7.2.330.0130.00316.71
7.2.320.0060.01316.64
7.2.310.0110.00616.38
7.2.300.0130.00416.65
7.2.290.0090.00616.63
7.2.250.0060.01314.58
7.2.240.0070.01114.84
7.2.230.0070.00615.11
7.2.220.0070.01015.03
7.2.210.0080.00814.93
7.2.200.0130.00314.83
7.2.190.0030.01314.82
7.2.180.0040.00714.91
7.2.170.0170.00015.08
7.2.160.0070.01014.68
7.2.150.0030.00716.75
7.2.140.0030.01016.78
7.2.130.0080.01316.52
7.2.120.0080.00916.60
7.2.110.0060.01116.49
7.2.100.0110.00616.70
7.2.90.0190.00516.73
7.2.80.0110.00816.36
7.2.70.0120.00816.28
7.2.60.0150.00616.53
7.2.50.0100.00516.42
7.2.40.0080.01616.82
7.2.30.0140.01016.87
7.2.20.0090.01016.57
7.2.10.0110.00716.66
7.2.00.0110.00817.47
7.1.330.0070.01015.82
7.1.320.0070.00715.70
7.1.310.0030.01015.57
7.1.300.0040.01115.92
7.1.290.0000.01015.74
7.1.280.0080.00615.61
7.1.270.0060.00615.77
7.1.260.0030.01015.70
7.1.250.0140.00215.37
7.1.240.0070.00315.36
7.1.230.0080.00415.68
7.1.220.0030.01015.82
7.1.210.0000.01315.71
7.1.200.0000.00915.72
7.1.190.0060.00915.62
7.1.180.0000.01015.58
7.1.170.0000.01515.75
7.1.160.0030.00715.30
7.1.150.0070.00315.68
7.1.140.0070.00715.39
7.1.130.0070.00715.38
7.1.120.0110.00415.75
7.1.110.0080.00415.48
7.1.100.0060.00516.79
7.1.90.0040.00415.94
7.1.80.0000.01015.71
7.1.70.0020.01416.38
7.1.60.0100.01017.82
7.1.50.0080.00816.21
7.1.40.0030.01015.66
7.1.30.0030.01015.73
7.1.20.0000.01915.61
7.1.10.0110.00815.40
7.1.00.0050.04518.96
7.0.330.0050.00515.27
7.0.320.0000.00815.34
7.0.310.0000.00815.39
7.0.300.0070.00315.12
7.0.290.0100.00415.04
7.0.280.0030.00815.47
7.0.270.0090.00315.20
7.0.260.0100.00315.34
7.0.250.0030.00915.05
7.0.240.0100.00315.46
7.0.230.0100.00315.37
7.0.220.0060.00315.53
7.0.210.0000.01715.26
7.0.200.0050.00616.13
7.0.190.0090.00615.44
7.0.180.0030.01015.55
7.0.170.0040.01115.26
7.0.160.0130.00315.08
7.0.150.0040.01315.57
7.0.140.0080.00815.25
7.0.130.0130.00615.28
7.0.120.0030.01615.32
7.0.110.0100.00315.40
7.0.100.0100.00715.23
7.0.90.0040.01115.28
7.0.80.0000.01215.30
7.0.70.0060.00615.46
7.0.60.0070.04717.67
7.0.50.0050.02516.54
7.0.40.0070.04416.84
7.0.30.0280.04016.87
7.0.20.0160.04016.82
7.0.10.0030.03316.82
7.0.00.0110.03116.92
5.6.400.0090.00614.53
5.6.390.0000.01214.46
5.6.380.0060.00614.46
5.6.370.0060.00614.50
5.6.360.0030.00613.87
5.6.350.0040.01114.63
5.6.340.0070.00714.27
5.6.330.0030.01014.07
5.6.320.0040.01114.51
5.6.310.0100.00314.25
5.6.300.0140.00713.98
5.6.290.0000.02114.27
5.6.280.0070.03917.77
5.6.270.0040.01614.19
5.6.260.0060.00914.25
5.6.250.0080.00614.64
5.6.240.0030.00714.01
5.6.230.0000.01514.61
5.6.220.0030.00714.32
5.6.210.0030.04717.53
5.6.200.0070.03016.30
5.6.190.0110.04417.68
5.6.180.0210.03617.30
5.6.170.0170.02117.34
5.6.160.0000.04917.36
5.6.150.0100.03816.10
5.6.140.0060.04116.18
5.6.130.0040.03516.23
5.6.120.0100.04317.80
5.6.110.0100.03517.70
5.6.100.0080.04517.70
5.6.90.0060.04817.52
5.6.80.0060.04117.16
5.6.70.2220.02317.32
5.6.60.0000.01413.99
5.6.50.0080.00013.90
5.6.40.0030.01414.57
5.6.30.0060.00914.26
5.6.20.0030.00914.28
5.6.10.0090.00014.08
5.6.00.0000.01414.30
5.5.380.0040.00714.08
5.5.370.0090.00314.04
5.5.360.0070.00414.10
5.5.350.0070.04317.14
5.5.340.0090.02715.91
5.5.330.0050.03217.23
5.5.320.0180.04117.29
5.5.310.0180.02517.16
5.5.300.0030.03016.13
5.5.290.0120.02216.03
5.5.280.0070.02417.46
5.5.270.0050.03717.43
5.5.260.0120.03717.51
5.5.250.0080.02317.34
5.5.240.0030.04117.25
5.5.230.0090.00014.14
5.5.220.0060.00614.30
5.5.210.0000.00914.08
5.5.200.0040.00714.14
5.5.190.0090.00014.23
5.5.180.0070.00713.80
5.5.170.0030.01013.78
5.5.160.0030.01214.13
5.5.150.0070.00714.11
5.5.140.0030.00714.20
5.5.130.0110.00313.85
5.5.120.0070.00314.29
5.5.110.0080.00013.80
5.5.100.0030.01414.23
5.5.90.0080.00614.16
5.5.80.0070.00714.16
5.5.70.0000.00814.03
5.5.60.0040.00714.08
5.5.50.0040.00713.91
5.5.40.0030.00914.31
5.5.30.0070.00714.03
5.5.20.0070.00714.20
5.5.10.0000.01013.55
5.5.00.0030.01013.84
5.4.450.0430.03516.52
5.4.440.0420.02716.44
5.4.430.0380.03316.51
5.4.420.0460.03016.47
5.4.410.0420.04716.41
5.4.400.0650.03716.31
5.4.390.0560.03316.41
5.4.380.0540.03316.42
5.4.370.0430.03816.28
5.4.360.0460.03416.42
5.4.350.0450.03216.31
5.4.340.0520.04216.29
5.4.330.0000.01013.55
5.4.320.0500.02816.43
5.4.310.0470.03216.39
5.4.300.0470.02716.27
5.4.290.0480.03116.25
5.4.280.0350.03216.23
5.4.270.0400.03216.25
5.4.260.0470.03316.36
5.4.250.0480.02216.17
5.4.240.0480.03516.37
5.4.230.0330.03416.35
5.4.220.0430.03816.41
5.4.210.0580.03316.29
5.4.200.0580.04015.20
5.4.190.0350.04516.22
5.4.180.0450.03316.40
5.4.170.0470.03116.21
5.4.160.0530.02816.39
5.4.150.0570.03316.34
5.4.140.0430.02714.85
5.4.130.0480.02114.95
5.4.120.0400.02514.99
5.4.110.0470.02314.86
5.4.100.0380.03514.88
5.4.90.0460.02814.90
5.4.80.0450.02814.88
5.4.70.0330.03214.83
5.4.60.0100.02214.96
5.4.50.0050.03714.99
5.4.40.0050.03715.02
5.4.30.0050.03314.88
5.4.20.0030.02814.96
5.4.10.0030.00613.55
5.4.00.0110.00013.55

preferences:
56.26 ms | 400 KiB | 5 Q