3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'Helloworld'; if (ctype_alnum($string)) { echo "This string totally works"; } else { echo "And this one not so much"; }

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)
8.3.60.0120.00318.18
8.3.50.0100.00921.97
8.3.40.0110.01118.85
8.3.30.0080.00618.91
8.3.20.0040.00420.39
8.3.10.0040.00422.14
8.3.00.0080.00022.34
8.2.180.0100.01016.38
8.2.170.0060.01222.96
8.2.160.0000.01420.94
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.23
8.2.110.0000.00922.18
8.2.100.0090.00317.78
8.2.90.0050.00219.27
8.2.80.0040.00417.97
8.2.70.0130.00017.50
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0050.00218.22
8.2.30.0040.00417.98
8.2.20.0040.00417.65
8.2.10.0000.00717.60
8.2.00.0080.00017.63
8.1.280.0070.01525.92
8.1.270.0040.00423.88
8.1.260.0030.00626.35
8.1.250.0050.00228.09
8.1.240.0060.00323.76
8.1.230.0000.01119.01
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0070.00417.23
8.1.190.0000.00817.43
8.1.180.0090.00018.10
8.1.170.0060.00318.57
8.1.160.0000.00721.95
8.1.150.0040.00418.57
8.1.140.0000.00717.31
8.1.130.0030.00317.88
8.1.120.0050.00217.30
8.1.110.0000.00717.35
8.1.100.0040.00417.27
8.1.90.0040.00417.40
8.1.80.0030.00517.40
8.1.70.0030.00317.28
8.1.60.0000.00917.47
8.1.50.0030.00517.45
8.1.40.0000.00717.36
8.1.30.0080.00017.55
8.1.20.0000.00817.59
8.1.10.0040.00417.48
8.1.00.0000.00717.36
8.0.300.0050.00218.77
8.0.290.0000.00817.04
8.0.280.0030.00318.44
8.0.270.0000.00717.26
8.0.260.0030.00316.73
8.0.250.0050.00216.86
8.0.240.0030.00316.82
8.0.230.0030.00316.74
8.0.220.0030.00316.87
8.0.210.0000.00716.84
8.0.200.0000.00716.89
8.0.190.0080.00016.88
8.0.180.0000.00716.75
8.0.170.0060.00316.85
8.0.160.0040.00416.71
8.0.150.0000.00716.70
8.0.140.0030.00516.67
8.0.130.0030.00313.22
8.0.120.0040.00416.82
8.0.110.0040.00416.86
8.0.100.0040.00416.77
8.0.90.0080.00016.81
8.0.80.0130.00316.80
8.0.70.0030.00516.73
8.0.60.0040.00416.87
8.0.50.0000.00716.70
8.0.30.0090.01217.05
8.0.20.0070.01117.40
8.0.10.0050.00216.98
8.0.00.0160.00116.90
7.4.330.0000.00515.05
7.4.320.0000.00616.52
7.4.300.0000.00716.51
7.4.290.0000.00716.39
7.4.280.0060.00016.43
7.4.270.0070.00016.55
7.4.260.0030.00316.53
7.4.250.0000.00716.50
7.4.240.0040.00316.50
7.4.230.0000.00716.57
7.4.220.0060.01316.61
7.4.210.0060.00816.45
7.4.200.0000.00716.43
7.4.190.0000.00816.70
7.4.150.0120.00617.40
7.4.140.0080.01317.86
7.4.130.0120.00516.48
7.4.120.0120.00616.61
7.4.110.0090.00916.45
7.4.100.0100.01316.48
7.4.90.0040.01316.47
7.4.80.0080.00819.39
7.4.70.0130.00316.39
7.4.60.0090.00616.37
7.4.50.0070.00016.40
7.4.40.0060.00922.77
7.4.30.0060.01016.56
7.4.00.0080.00414.72
7.3.330.0000.00513.02
7.3.320.0050.00013.04
7.3.310.0000.00715.96
7.3.300.0000.00716.14
7.3.290.0030.01016.14
7.3.280.0080.01016.14
7.3.270.0170.00017.40
7.3.260.0140.01216.54
7.3.250.0080.00816.48
7.3.240.0130.00316.48
7.3.230.0070.01016.39
7.3.210.0060.01216.46
7.3.200.0160.00719.39
7.3.190.0110.00716.44
7.3.180.0100.00716.40
7.3.170.0030.01216.52
7.3.160.0160.00016.15
7.3.120.0030.01214.32
7.2.330.0040.01416.59
7.2.320.0170.00416.30
7.2.310.0030.01416.28
7.2.300.0060.01016.47
7.2.290.0100.00616.52
7.2.80.0000.01316.39
7.2.60.0030.00716.82
7.2.00.0000.01219.44
7.1.200.0090.00315.59
7.1.100.0000.01317.69
7.1.70.0000.00717.05
7.1.60.0070.01719.82
7.1.50.0110.00816.85
7.1.00.0070.07022.51
7.0.200.0070.00716.77
7.0.140.0030.07722.09
7.0.100.0100.04019.96
7.0.90.0430.07020.13
7.0.80.0070.05019.91
7.0.70.0170.06719.90
7.0.60.0200.08719.95
7.0.50.0270.07720.21
7.0.40.0130.04320.03
7.0.30.0100.08320.18
7.0.20.0070.04320.11
7.0.10.0100.08020.16
7.0.00.0100.08020.03
5.6.280.0030.06721.02
5.6.250.0070.07320.81
5.6.240.0030.06720.66
5.6.230.0000.08320.66
5.6.220.0030.06320.48
5.6.210.0070.08320.64
5.6.200.0000.09021.12
5.6.190.0000.05720.93
5.6.180.0030.07320.95
5.6.170.0100.05721.04
5.6.160.0130.07320.95
5.6.150.0100.07321.02
5.6.140.0130.05321.05
5.6.130.0070.08720.94
5.6.120.0070.08021.12
5.6.110.0100.08321.02
5.6.100.0030.04321.09
5.6.90.0100.06721.08
5.6.80.0070.05320.54
5.6.70.0170.07320.32
5.6.60.0070.06720.29
5.6.50.0100.04020.33
5.6.40.0070.04720.41
5.6.30.0030.04720.43
5.6.20.0030.04720.38
5.6.10.0030.07320.44
5.6.00.0000.07320.39
5.5.380.0030.04320.43
5.5.370.0130.04020.34
5.5.360.0030.08320.34
5.5.350.0130.06320.44
5.5.340.0030.05320.63
5.5.330.0030.05020.88
5.5.320.0130.06720.64
5.5.310.0100.05720.86
5.5.300.0030.05720.63
5.5.290.0170.06320.80
5.5.280.0070.06320.63
5.5.270.0030.05020.84
5.5.260.0100.04720.90
5.5.250.0070.08020.64
5.5.240.0070.05720.27
5.5.230.0000.05720.13
5.5.220.0070.07020.23
5.5.210.0130.07320.17
5.5.200.0070.06020.11
5.5.190.0100.08320.22
5.5.180.0170.05720.12
5.5.160.0100.07720.24
5.5.150.0130.07320.11
5.5.140.0070.05320.12
5.5.130.0100.04020.16
5.5.120.0100.07020.13
5.5.110.0100.06020.20
5.5.100.0000.08320.09
5.5.90.0200.06319.96
5.5.80.0170.05720.04
5.5.70.0100.08020.05
5.5.60.0000.05320.14
5.5.50.0030.06720.11
5.5.40.0070.07020.08
5.5.30.0000.09020.14
5.5.20.0070.07720.00
5.5.10.0170.06719.93
5.5.00.0070.07720.02
5.4.450.0030.04319.16
5.4.440.0070.06019.35
5.4.430.0130.09319.26
5.4.420.0100.07319.36
5.4.410.0100.09319.25
5.4.400.0070.05719.01
5.4.390.0030.06319.14
5.4.380.0100.03718.94
5.4.370.0130.07018.94
5.4.360.0100.07319.07
5.4.350.0100.03319.05
5.4.340.0130.06319.23
5.4.320.0030.04719.06
5.4.310.0030.08319.12
5.4.300.0070.05719.04
5.4.290.0030.07719.16
5.4.280.0130.07019.06
5.4.270.0070.05318.79
5.4.260.0130.05319.04
5.4.250.0200.05319.09
5.4.240.0030.08019.04
5.4.230.0170.06719.09
5.4.220.0000.04318.97
5.4.210.0030.07319.24
5.4.200.0100.05019.02
5.4.190.0070.04319.04
5.4.180.0130.07719.21
5.4.170.0130.06019.11
5.4.160.0200.04318.76
5.4.150.0100.07318.79
5.4.140.0070.07316.33
5.4.130.0000.04316.35
5.4.120.0070.06716.33
5.4.110.0070.07016.30
5.4.100.0030.04716.40
5.4.90.0030.07316.23
5.4.80.0030.04316.40
5.4.70.0030.05716.42
5.4.60.0030.07716.31
5.4.50.0030.04316.29
5.4.40.0030.03316.37
5.4.30.0030.03316.19
5.4.20.0000.03716.27
5.4.10.0000.04016.27
5.4.00.0070.04015.79
5.3.290.0070.06714.52
5.3.280.0000.05014.56
5.3.270.0130.06314.59
5.3.260.0000.08314.43
5.3.250.0100.07014.41
5.3.240.0070.06314.55
5.3.230.0030.08314.45
5.3.220.0070.03714.39
5.3.210.0230.06014.55
5.3.200.0030.06714.57
5.3.190.0030.08014.38
5.3.180.0100.06314.42
5.3.170.0070.04014.54
5.3.160.0000.07714.50
5.3.150.0100.07314.54
5.3.140.0030.03714.43
5.3.130.0030.03714.55
5.3.120.0000.03314.40
5.3.110.0000.03714.54
5.3.100.0000.04013.99
5.3.90.0000.03313.88
5.3.80.0000.04313.96
5.3.70.0030.08014.00
5.3.60.0000.05013.77
5.3.50.0000.03713.92
5.3.40.0030.04013.88
5.3.30.0100.04713.67
5.3.20.0100.03013.63
5.3.10.0030.04313.63
5.3.00.0000.03713.49
5.2.170.0030.06311.05
5.2.160.0170.04310.96
5.2.150.0030.02710.97
5.2.140.0030.02711.09
5.2.130.0070.02711.01
5.2.120.0030.02711.09
5.2.110.0030.02711.14
5.2.100.0030.02311.14
5.2.90.0000.02711.14
5.2.80.0030.03710.94
5.2.70.0000.03011.07
5.2.60.0100.02310.89
5.2.50.0030.02710.88
5.2.40.0070.02710.95
5.2.30.0000.04310.91
5.2.20.0000.03010.91
5.2.10.0070.02310.88
5.2.00.0030.02710.77
5.1.60.0030.02710.01
5.1.50.0030.0279.97
5.1.40.0030.0239.99
5.1.30.0000.02710.25
5.1.20.0000.02710.27
5.1.10.0030.02310.08
5.1.00.0070.03010.09
5.0.50.0030.0178.42
5.0.40.0030.0178.44
5.0.30.0000.0338.23
5.0.20.0030.0308.27
5.0.10.0000.0178.25
5.0.00.0000.0338.23
4.4.90.0000.0138.23
4.4.80.0030.0108.23
4.4.70.0000.0178.23
4.4.60.0000.0338.23
4.4.50.0030.0138.23
4.4.40.0030.0208.23
4.4.30.0030.0138.23
4.4.20.0000.0138.23
4.4.10.0030.0178.23
4.4.00.0000.0238.23
4.3.110.0000.0238.23
4.3.100.0000.0178.23
4.3.90.0000.0138.23
4.3.80.0000.0238.23
4.3.70.0000.0138.23
4.3.60.0070.0108.23
4.3.50.0000.0178.23
4.3.40.0000.0208.23
4.3.30.0000.0178.23
4.3.20.0030.0138.23
4.3.10.0000.0178.23
4.3.00.0000.0178.23

preferences:
49.74 ms | 401 KiB | 5 Q