3v4l.org

run code in 300+ PHP versions simultaneously
<?php $characters = ["A", " ", "\n", "\t", "\u{00A0}"]; foreach ($characters as $character) { var_dump(IntlChar::iswhitespace($character)); } ?>

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)
8.3.40.0090.00918.89
8.3.30.0120.00318.44
8.3.20.0050.00220.46
8.3.10.0040.00421.87
8.3.00.0000.00722.52
8.2.170.0120.00322.96
8.2.160.0070.00722.43
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0040.00417.75
8.2.110.0060.00320.55
8.2.100.0120.00017.88
8.2.90.0080.00319.34
8.2.80.0080.00017.97
8.2.70.0060.00317.49
8.2.60.0000.00818.05
8.2.50.0090.00218.07
8.2.40.0040.00421.21
8.2.30.0000.00819.96
8.2.20.0050.00317.81
8.2.10.0080.00018.23
8.2.00.0070.00018.17
8.1.270.0000.00820.32
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00324.09
8.1.230.0110.00617.48
8.1.220.0000.00817.88
8.1.210.0000.00818.77
8.1.200.0050.00517.47
8.1.190.0040.00417.25
8.1.180.0000.00818.10
8.1.170.0000.00718.84
8.1.160.0040.00322.04
8.1.150.0030.00718.93
8.1.140.0020.00517.55
8.1.130.0040.00417.74
8.1.120.0000.00717.57
8.1.110.0000.00917.46
8.1.100.0050.00317.54
8.1.90.0030.00517.55
8.1.80.0000.00817.50
8.1.70.0030.00317.60
8.1.60.0040.00417.70
8.1.50.0040.00417.54
8.1.40.0050.00317.59
8.1.30.0040.00417.74
8.1.20.0040.00417.70
8.1.10.0000.00717.51
8.1.00.0040.00417.56
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0080.00018.62
8.0.270.0000.00717.25
8.0.260.0060.00017.29
8.0.250.0040.00417.09
8.0.240.0030.00716.94
8.0.230.0030.00617.06
8.0.220.0000.00716.94
8.0.210.0040.00416.96
8.0.200.0060.00017.07
8.0.190.0000.01016.96
8.0.180.0050.00516.94
8.0.170.0040.00417.15
8.0.160.0040.00417.06
8.0.150.0040.00416.91
8.0.140.0030.00316.94
8.0.130.0050.00013.29
8.0.120.0040.00417.00
8.0.110.0040.00416.93
8.0.100.0040.00416.89
8.0.90.0070.00016.79
8.0.80.0150.00017.00
8.0.70.0000.00716.80
8.0.60.0000.00817.07
8.0.50.0040.00417.12
8.0.30.0110.00917.32
8.0.20.0130.00817.44
8.0.10.0040.00416.99
8.0.00.0110.00916.83
7.4.330.0020.00215.08
7.4.320.0060.00016.63
7.4.300.0000.00616.74
7.4.290.0070.00016.61
7.4.280.0040.00416.72
7.4.270.0030.00316.55
7.4.260.0040.00416.52
7.4.250.0000.00716.63
7.4.240.0010.00716.69
7.4.230.0040.00416.74
7.4.220.0170.00716.66
7.4.210.0100.00716.66
7.4.200.0040.00416.53
7.4.160.0080.00816.54
7.4.150.0140.00317.40
7.4.140.0120.00917.86
7.4.130.0050.01516.56
7.4.120.0080.00816.64
7.4.110.0140.00316.43
7.4.100.0050.01416.63
7.4.90.0060.01016.75
7.4.80.0150.00619.39
7.4.70.0080.01616.79
7.4.60.0120.00316.49
7.4.50.0030.00616.62
7.4.40.0080.00816.61
7.4.30.0130.02616.58
7.4.00.0070.01115.11
7.3.330.0040.00413.20
7.3.320.0040.00413.09
7.3.310.0030.00316.22
7.3.300.0020.00516.39
7.3.290.0080.01016.36
7.3.280.0120.00816.40
7.3.270.0150.00617.40
7.3.260.0100.01016.32
7.3.250.0090.00816.53
7.3.240.0070.01016.75
7.3.230.0090.00916.76
7.3.210.0130.00316.43
7.3.200.0160.00719.39
7.3.190.0090.00916.73
7.3.180.0060.01016.69
7.3.170.0130.00316.73
7.3.160.0060.01216.64
7.3.120.0100.00515.10
7.3.110.0070.00914.99
7.3.100.0060.00914.82
7.3.90.0060.00614.89
7.3.80.0050.01014.97
7.3.70.0100.00615.01
7.3.60.0090.00615.07
7.3.50.0060.00714.92
7.3.40.0090.00414.75
7.3.30.0050.00714.82
7.3.20.0040.01016.82
7.3.10.0080.00916.87
7.3.00.0090.00316.80
7.2.330.0100.01316.42
7.2.320.0100.01316.88
7.2.310.0170.00016.80
7.2.300.0060.01016.48
7.2.290.0070.01016.73
7.2.250.0090.00915.12
7.2.240.0050.01314.84
7.2.230.0140.00215.25
7.2.220.0050.01015.18
7.2.210.0060.00915.31
7.2.200.0070.01015.17
7.2.190.0030.01215.09
7.2.180.0060.00815.23
7.2.170.0000.01215.04
7.2.160.0100.00715.23
7.2.150.0070.01117.03
7.2.140.0140.00316.90
7.2.130.0070.01016.54
7.2.120.0090.00016.92
7.2.110.0090.00616.97
7.2.100.0110.00316.75
7.2.90.0070.01117.21
7.2.80.0100.00716.96
7.2.70.0040.01217.00
7.2.60.0050.01016.80
7.2.50.0080.00817.00
7.2.40.0040.01117.10
7.2.30.0090.00616.77
7.2.20.0070.01016.66
7.2.10.0120.00317.08
7.2.00.0050.00918.31
7.1.330.0070.00815.94
7.1.320.0090.00515.96
7.1.310.0040.01115.85
7.1.300.0070.00915.73
7.1.290.0090.00515.76
7.1.280.0060.00915.97
7.1.270.0050.00815.87
7.1.260.0040.00515.78
7.1.250.0100.00716.04
7.1.200.0100.00315.88
7.1.100.0070.00718.20
7.1.70.0050.00316.99
7.1.60.0090.00619.18
7.1.50.0120.00916.91
7.1.00.0000.08022.43
7.0.200.0030.00716.62
7.0.60.0030.08019.88
7.0.50.0070.05717.80
7.0.40.0130.05320.08
7.0.30.0330.07720.21
7.0.20.0300.08320.16
7.0.10.0030.04320.14
7.0.00.0100.08720.12
5.6.280.0030.07321.00
5.6.210.0030.04020.56
5.6.200.0100.07318.17
5.6.190.0030.04320.57
5.6.180.3300.04020.57
5.6.170.0230.04020.48
5.6.160.0070.06720.61
5.6.150.0130.05318.17
5.6.140.0100.06018.09
5.6.130.0070.06018.20
5.6.120.0030.08721.14
5.6.110.0130.07321.04
5.6.100.0070.04021.11
5.6.90.0200.06321.00
5.6.80.0130.06020.53
5.6.70.4500.04320.46
5.5.350.0330.06720.28
5.5.340.0030.06318.02
5.5.330.0170.07720.21
5.5.320.0400.03720.51
5.5.310.0070.05020.29
5.5.300.0130.04017.91
5.5.290.0070.05318.00
5.5.280.0030.04320.87
5.5.270.0130.07020.83
5.5.260.0070.08320.67
5.5.250.0170.08020.62
5.5.240.0200.07020.13
5.4.450.0970.06719.48
5.4.440.1070.05319.48
5.4.430.0830.05719.09
5.4.420.1030.06019.62
5.4.410.0770.06319.34
5.4.400.0930.05718.91
5.4.390.0900.06019.14
5.4.380.0670.07019.12
5.4.370.0770.06018.78
5.4.360.0830.07718.92
5.4.350.1070.06018.95
5.4.340.0800.06018.78
5.4.320.0900.04718.77
5.4.310.0800.05719.00
5.4.300.0830.05019.14
5.4.290.0930.05019.16
5.4.280.0870.05718.99
5.4.270.0800.05319.19
5.4.260.0830.05018.91
5.4.250.0800.04019.07
5.4.240.0870.04318.94
5.4.230.1030.05019.25
5.4.220.0870.04319.18
5.4.210.1100.06318.90
5.4.200.0670.05716.53
5.4.190.1030.06318.92
5.4.180.0830.06719.18
5.4.170.0930.05319.21
5.4.160.0870.04719.09
5.4.150.0970.04319.05
5.4.140.0830.05716.23
5.4.130.0870.04316.25
5.4.120.0670.05316.36
5.4.110.0730.05016.28
5.4.100.0830.05016.25
5.4.90.0630.05716.21
5.4.80.0730.05716.26
5.4.70.0770.05016.54
5.4.60.0200.03716.21
5.4.50.0030.03316.31
5.4.40.0170.05316.41
5.4.30.0330.06316.41
5.4.20.0300.06716.20

preferences:
48.61 ms | 400 KiB | 5 Q