3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'bal'; var_dump($string['servers']); var_dump(isset($string['servers']));

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)
8.3.60.0090.00616.63
8.3.50.0080.01021.90
8.3.40.0140.00718.71
8.3.30.0070.01119.21
8.3.20.0070.00020.30
8.3.10.0040.00422.08
8.3.00.0110.00019.05
8.2.180.0140.00718.29
8.2.170.0090.00622.96
8.2.160.0070.00720.52
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0100.00726.16
8.2.120.0040.00419.66
8.2.110.0160.00321.05
8.2.100.0070.00417.84
8.2.90.0030.00618.00
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0080.00018.22
8.2.30.0070.00017.98
8.2.20.0000.00717.64
8.2.10.0030.00518.05
8.2.00.0050.00317.85
8.1.280.0090.00925.92
8.1.270.0060.00320.61
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00822.65
8.1.230.0040.00720.92
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0070.00317.35
8.1.190.0080.00017.00
8.1.180.0080.00018.10
8.1.170.0000.00920.25
8.1.160.0030.00521.95
8.1.150.0020.00518.93
8.1.140.0070.00017.38
8.1.130.0000.00717.83
8.1.120.0030.00317.39
8.1.110.0000.00817.31
8.1.100.0030.00417.42
8.1.90.0070.00017.42
8.1.80.0040.00417.36
8.1.70.0000.00717.41
8.1.60.0040.00417.46
8.1.50.0030.00617.44
8.1.40.0000.00817.56
8.1.30.0040.00417.63
8.1.20.0060.00317.67
8.1.10.0000.00717.56
8.1.00.0030.00617.33
8.0.300.0040.00419.94
8.0.290.0070.00016.75
8.0.280.0000.00818.30
8.0.270.0000.00717.18
8.0.260.0030.00317.10
8.0.250.0000.00616.91
8.0.240.0000.00716.91
8.0.230.0030.00316.97
8.0.220.0070.00016.93
8.0.210.0050.00316.91
8.0.200.0040.00416.96
8.0.190.0000.00817.01
8.0.180.0000.00716.81
8.0.170.0060.00316.96
8.0.160.0040.00416.98
8.0.150.0030.00316.83
8.0.140.0030.00316.75
8.0.130.0030.00313.30
8.0.120.0040.00416.87
8.0.110.0050.00316.79
8.0.100.0040.00416.95
8.0.90.0030.00316.70
8.0.80.0140.00716.77
8.0.70.0040.00416.89
8.0.60.0000.00716.67
8.0.50.0040.00416.89
8.0.30.0110.01117.09
8.0.20.0090.01217.40
8.0.10.0000.00716.88
8.0.00.0130.00516.70
7.4.330.0050.00015.03
7.4.320.0070.00016.42
7.4.300.0000.00616.48
7.4.290.0070.00016.36
7.4.280.0030.00616.54
7.4.270.0060.00016.58
7.4.260.0030.00316.48
7.4.250.0040.00416.40
7.4.240.0000.00716.50
7.4.230.0030.00316.46
7.4.220.0110.00716.49
7.4.210.0030.01016.52
7.4.200.0040.00416.32
7.4.160.0160.00316.47
7.4.150.0140.00717.40
7.4.140.0140.00817.86
7.4.130.0070.01016.49
7.4.120.0070.01016.39
7.4.110.0160.01016.48
7.4.100.0140.00316.41
7.4.90.0060.00916.25
7.4.80.0130.00316.37
7.4.70.0140.00316.52
7.4.60.0100.00716.52
7.4.50.0000.00916.43
7.4.40.0120.00616.48
7.4.30.0040.01716.64
7.4.00.0070.01014.80
7.3.330.0030.00313.25
7.3.320.0100.00513.05
7.3.310.0030.00316.29
7.3.300.0000.00716.10
7.3.290.0000.00616.30
7.3.280.0090.01116.30
7.3.270.0090.00917.40
7.3.260.0100.00716.18
7.3.250.0090.01216.35
7.3.240.0080.00816.38
7.3.230.0080.01116.39
7.3.210.0140.00616.36
7.3.200.0060.01519.39
7.3.190.0060.00916.27
7.3.180.0000.01816.38
7.3.170.0110.00516.32
7.3.160.0060.01016.32
7.3.10.0040.01216.15
7.3.00.0080.00716.54
7.2.330.0120.00916.32
7.2.320.0000.01716.40
7.2.310.0070.02916.60
7.2.300.0060.01216.32
7.2.290.0070.01016.64
7.2.130.0070.01016.55
7.2.120.0080.00416.77
7.2.110.0140.00716.65
7.2.100.0000.01516.71
7.2.90.0110.01416.65
7.2.80.0170.00716.62
7.2.70.0100.01416.58
7.2.60.0130.00516.48
7.2.50.0090.00916.50
7.2.40.0070.01016.80
7.2.30.0070.00716.92
7.2.20.0120.00316.81
7.2.10.0160.00316.66
7.2.00.0060.00917.95
7.1.250.0100.00315.41
7.1.200.0060.00915.55
7.1.100.0040.01118.24
7.1.70.0000.00817.00
7.1.60.0160.00619.46
7.1.50.0040.01816.55
7.1.00.0000.08022.46
7.0.200.0060.00314.90
7.0.140.0030.03322.00
7.0.60.0030.08720.02
7.0.50.0030.05317.85
7.0.40.0030.04720.04
7.0.30.0170.04020.01
7.0.20.0370.07020.13
7.0.10.0100.07020.32
7.0.00.0030.07720.16
5.6.280.0000.07720.91
5.6.210.0030.06320.66
5.6.200.0030.08718.12
5.6.190.0170.06720.45
5.6.180.0630.06020.57
5.6.170.0170.05020.46
5.6.160.0100.06720.48
5.6.150.0030.08718.15
5.6.140.0100.08018.16
5.6.130.0070.04318.21
5.6.120.0030.04020.97
5.6.110.0330.06320.99
5.6.100.0070.05720.95
5.6.90.0100.06721.09
5.6.80.0070.04020.37
5.5.350.0330.07320.37
5.5.340.0100.07717.98
5.5.330.0130.06720.25
5.5.320.0000.05720.30
5.5.310.0300.07720.29
5.5.300.0100.06018.02
5.5.290.0030.08017.98
5.5.280.0070.05320.79
5.5.270.0100.07720.62
5.5.260.0030.06720.66
5.5.250.0100.08320.68
5.5.240.0100.05320.14
5.4.450.0570.05319.48
5.4.440.1000.05319.10
5.4.430.1200.06019.27
5.4.420.0100.05319.23
5.4.410.1170.05319.50
5.4.400.0300.04318.74
5.4.390.0170.05318.74
5.4.380.0130.06018.46
5.4.370.0300.04318.68
5.4.360.0230.04718.52
5.4.350.0330.04018.62
5.4.340.0070.07318.63
5.4.320.0270.04718.71
5.4.310.0270.04318.72
5.4.300.0200.05318.64
5.4.290.0270.04718.71
5.4.280.0200.05318.61
5.4.270.0230.05718.61
5.4.260.0230.04718.71
5.4.250.0230.05318.64
5.4.240.0130.06318.49
5.4.230.0170.05718.51
5.4.220.0130.06018.66
5.4.210.0230.05318.59
5.4.200.0170.05016.55
5.4.190.0130.06018.68
5.4.180.0300.05718.54
5.4.170.0230.05018.50
5.4.160.0270.04318.56
5.4.150.0230.04718.60
5.4.140.0230.04716.20
5.4.130.0270.05016.26
5.4.120.0270.04016.22
5.4.110.0170.05016.29
5.4.100.0230.04316.05
5.4.90.0200.05016.25
5.4.80.0200.04716.15
5.4.70.0270.05016.23
5.4.60.0130.05316.17
5.4.50.0200.05316.05
5.4.40.0270.06716.23
5.4.30.0300.05716.04
5.4.20.0200.05016.18
5.4.10.0270.04316.17
5.4.00.0200.04715.75
5.3.290.0300.05014.57
5.3.280.0300.04014.48
5.3.270.0170.05714.55
5.3.260.0200.05314.60
5.3.250.0100.06014.51
5.3.240.0170.05714.67
5.3.230.0200.05014.58
5.3.220.0070.06314.66
5.3.210.0230.05014.47
5.3.200.0200.05014.54
5.3.190.0130.06014.59
5.3.180.0200.05014.55
5.3.170.0200.05014.48
5.3.160.0170.05314.52
5.3.150.0170.06014.55
5.3.140.0230.05014.53
5.3.130.0170.05714.52
5.3.120.0230.05014.63
5.3.110.0200.05314.50
5.3.100.0170.05014.04
5.3.90.0100.05714.05
5.3.80.0170.05013.96
5.3.70.0230.04313.95
5.3.60.0130.05313.99
5.3.50.0230.04713.97
5.3.40.0230.04714.04
5.3.30.0170.05313.93
5.3.20.0200.04713.76
5.3.10.0200.04713.57
5.3.00.0200.06713.61
5.2.170.0170.04011.05
5.2.160.0100.04711.19
5.2.150.0030.06011.14
5.2.140.0130.04311.14
5.2.130.0200.05011.01
5.2.120.0130.05011.15
5.2.110.0100.04311.25
5.2.100.0170.03711.25
5.2.90.0170.04011.13
5.2.80.0130.04311.15
5.2.70.0270.03011.10
5.2.60.0100.05011.01
5.2.50.0200.03311.00
5.2.40.0170.04010.98
5.2.30.0170.03710.95
5.2.20.0130.04010.94
5.2.10.0030.05011.03
5.2.00.0170.03710.70
5.1.60.0130.03710.11
5.1.50.0100.03710.05
5.1.40.0100.03710.08
5.1.30.0130.03310.43
5.1.20.0170.03310.32
5.1.10.0200.03310.08
5.1.00.0170.03010.08
5.0.50.0070.0308.56
5.0.40.0030.0308.46
5.0.30.0070.0438.21
5.0.20.0070.0278.19
5.0.10.0070.0308.26
5.0.00.0100.0408.14
4.4.90.0130.0175.92
4.4.80.0070.0205.91
4.4.70.0100.0175.87
4.4.60.0030.0235.88
4.4.50.0070.0235.90
4.4.40.0030.0375.88
4.4.30.0070.0235.89
4.4.20.0070.0205.91
4.4.10.0030.0235.96
4.4.00.0100.0305.88
4.3.110.0030.0235.80
4.3.100.0030.0235.84
4.3.90.0070.0205.79
4.3.80.0030.0375.86
4.3.70.0030.0235.91
4.3.60.0130.0175.87
4.3.50.0130.0275.85
4.3.40.0070.0375.73
4.3.30.0030.0234.54
4.3.20.0000.0274.65
4.3.10.0030.0234.61
4.3.00.0330.02714.42

preferences:
36.33 ms | 401 KiB | 5 Q