3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '1392'; echo $string = chr($str); echo intval($string)+1;

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)
8.3.60.0070.00716.63
8.3.50.0020.01622.06
8.3.40.0100.00718.62
8.3.30.0100.00318.83
8.3.20.0070.00020.34
8.3.10.0090.00023.32
8.3.00.0100.00020.53
8.2.180.0090.00616.75
8.2.170.0110.00322.96
8.2.160.0070.00720.35
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0020.00526.16
8.2.120.0080.00022.30
8.2.110.0060.00319.39
8.2.100.0040.00817.72
8.2.90.0030.00617.84
8.2.80.0040.00418.22
8.2.70.0000.00817.63
8.2.60.0040.00417.50
8.2.50.0000.00917.55
8.2.40.0040.00417.63
8.2.30.0070.00018.05
8.2.20.0050.00317.66
8.2.10.0030.00619.44
8.2.00.0040.00417.61
8.1.280.0100.00725.92
8.1.270.0040.00422.19
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.46
8.1.230.0110.00020.98
8.1.220.0030.00617.79
8.1.210.0060.00318.77
8.1.200.0080.00317.23
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0070.00021.95
8.1.150.0040.00418.49
8.1.140.0040.00417.38
8.1.130.0040.00417.76
8.1.120.0070.00017.42
8.1.110.0000.00717.28
8.1.100.0040.00417.43
8.1.90.0030.00317.40
8.1.80.0040.00417.28
8.1.70.0020.00517.23
8.1.60.0040.00417.50
8.1.50.0000.00817.54
8.1.40.0000.00817.39
8.1.30.0030.00517.43
8.1.20.0030.00617.63
8.1.10.0000.00717.63
8.1.00.0040.00417.48
8.0.300.0030.00519.98
8.0.290.0060.00316.75
8.0.280.0030.00318.37
8.0.270.0070.00016.74
8.0.260.0070.00016.80
8.0.250.0080.00016.85
8.0.240.0000.00716.91
8.0.230.0040.00416.88
8.0.220.0030.00316.84
8.0.210.0040.00416.87
8.0.200.0040.00417.02
8.0.190.0040.00416.91
8.0.180.0000.00716.86
8.0.170.0040.00416.95
8.0.160.0050.00316.82
8.0.150.0040.00416.93
8.0.140.0060.00616.79
8.0.130.0050.00013.33
8.0.120.0030.00716.75
8.0.110.0030.00516.91
8.0.100.0050.00216.82
8.0.90.0070.00016.95
8.0.80.0060.01016.81
8.0.70.0040.00416.77
8.0.60.0040.00416.79
8.0.50.0070.00016.80
8.0.30.0150.00917.12
8.0.20.0120.00617.40
8.0.10.0040.00417.04
8.0.00.0050.01416.74
7.4.330.0050.00015.00
7.4.320.0030.00316.52
7.4.300.0000.00616.57
7.4.290.0040.00416.65
7.4.280.0030.00316.59
7.4.270.0040.00416.55
7.4.260.0000.00716.46
7.4.250.0070.00016.46
7.4.240.0020.00516.48
7.4.230.0030.00316.62
7.4.220.0120.00616.54
7.4.210.0070.01016.55
7.4.200.0040.00416.41
7.4.190.0040.00416.59
7.4.160.0080.00816.35
7.4.150.0030.01417.40
7.4.140.0210.01117.86
7.4.130.0070.00916.48
7.4.120.0070.01216.41
7.4.110.0070.01016.39
7.4.100.0110.00716.61
7.4.90.0110.00716.54
7.4.80.0140.00416.57
7.4.70.0090.00916.45
7.4.60.0110.01116.55
7.4.50.0030.00516.60
7.4.40.0070.00722.77
7.4.30.0080.00816.71
7.4.00.0030.01015.05
7.3.330.0000.00613.15
7.3.320.0050.00013.15
7.3.310.0030.00316.27
7.3.300.0000.00716.25
7.3.290.0090.00616.25
7.3.280.0070.00916.19
7.3.270.0150.00917.40
7.3.260.0100.01016.43
7.3.250.0100.00916.36
7.3.240.0130.00716.21
7.3.230.0070.01016.42
7.3.210.0100.00716.51
7.3.200.0110.00819.39
7.3.190.0230.01416.45
7.3.180.0070.01516.28
7.3.170.0160.00016.38
7.3.160.0080.00816.25
7.3.120.0130.00314.85
7.2.330.0080.00816.38
7.2.320.0070.01516.50
7.2.310.0070.01616.43
7.2.300.0060.01016.71
7.2.290.0100.00716.38
7.2.00.0060.00919.35
7.1.200.0030.00615.69
7.1.100.0080.00318.28
7.1.70.0030.00316.85
7.1.60.0140.00019.29
7.1.50.0030.00716.96
7.1.00.0070.07322.37
7.0.200.0030.00316.82
7.0.140.0000.07722.04
7.0.60.0130.07719.97
7.0.50.0100.04717.91
7.0.40.0100.07020.27
7.0.30.0200.05720.02
7.0.20.0230.06720.04
7.0.10.0230.07320.14
7.0.00.0030.06320.00
5.6.280.0030.07320.89
5.6.210.0100.04320.46
5.6.200.0000.05318.09
5.6.190.0100.05020.57
5.6.180.0370.04720.27
5.6.170.0170.04720.38
5.6.160.0100.07720.40
5.6.150.0070.05018.11
5.6.140.0100.07718.10
5.6.130.0070.08018.16
5.6.120.0030.08320.98
5.6.110.0070.05721.13
5.6.100.0070.06721.00
5.6.90.0100.08020.95
5.6.80.0000.04320.40
5.6.70.0300.07320.39
5.5.350.0070.08020.40
5.5.340.0070.06718.00
5.5.330.0130.05020.20
5.5.320.0070.05720.28
5.5.310.0270.06020.23
5.5.300.0100.07717.90
5.5.290.0070.07017.97
5.5.280.0070.04020.64
5.5.270.0130.04720.75
5.5.260.0130.08020.63
5.5.250.0070.04320.68
5.5.240.0100.08320.23
5.4.450.0900.04719.46
5.4.440.0830.05019.60
5.4.430.0670.05719.27
5.4.420.0600.05319.44
5.4.410.0630.06019.41
5.4.400.0200.04319.28
5.4.390.0200.05318.97
5.4.380.0130.06018.41
5.4.370.0330.06318.69
5.4.360.0170.05718.61
5.4.350.0070.06718.60
5.4.340.0270.04718.74
5.4.320.0030.03912.45
5.4.310.0080.04312.45
5.4.300.0050.04412.45
5.4.290.0090.03412.45
5.4.280.0060.03912.34
5.4.270.0070.04012.35
5.4.260.0060.03912.35
5.4.250.0080.03712.34
5.4.240.0070.03412.34
5.4.230.0040.04012.33
5.4.220.0070.03412.33
5.4.210.0060.03512.33
5.4.200.0110.04212.33
5.4.190.0040.03812.32
5.4.180.0100.04412.33
5.4.170.0050.03812.34
5.4.160.0050.03712.33
5.4.150.0070.03812.33
5.4.140.0050.03712.01
5.4.130.0070.03412.00
5.4.120.0080.03311.95
5.4.110.0070.03411.95
5.4.100.0040.03711.95
5.4.90.0050.03811.95
5.4.80.0090.03311.95
5.4.70.0070.03311.95
5.4.60.0030.03611.95
5.4.50.0050.03511.95
5.4.40.0050.03411.93
5.4.30.0060.03611.93
5.4.20.0090.03111.94
5.4.10.0050.03811.93
5.4.00.0040.04011.43
5.3.290.0060.03912.80
5.3.280.0050.03712.71
5.3.270.0060.03812.72
5.3.260.0100.04912.72
5.3.250.0040.03812.72
5.3.240.0050.03812.72
5.3.230.0060.03812.71
5.3.220.0070.03912.68
5.3.210.0050.03812.68
5.3.200.0040.03812.68
5.3.190.0030.04012.68
5.3.180.0030.04012.67
5.3.170.0090.03312.67
5.3.160.0040.03812.68
5.3.150.0040.03912.68
5.3.140.0040.03812.66
5.3.130.0050.04212.66
5.3.120.0140.04212.66
5.3.110.0060.04512.66
5.3.100.0080.04312.12
5.3.90.0070.05012.09
5.3.80.0090.04012.07
5.3.70.0070.03512.07
5.3.60.0040.03712.07
5.3.50.0030.03812.00
5.3.40.0070.03512.00
5.3.30.0040.03711.95
5.3.20.0070.03611.73
5.3.10.0050.03511.69
5.3.00.0050.03811.67
5.2.170.0060.0469.18
5.2.160.0050.0449.19
5.2.150.0070.0359.19
5.2.140.0160.0649.18
5.2.130.0060.0329.14
5.2.120.0090.0309.14
5.2.110.0060.0349.15
5.2.100.0050.0399.15
5.2.90.0030.0339.15
5.2.80.0050.0349.13
5.2.70.0080.0359.13
5.2.60.0060.0329.09
5.2.50.0020.0339.06
5.2.40.0080.0259.04
5.2.30.0060.0289.01
5.2.20.0070.0289.00
5.2.10.0040.0288.93
5.2.00.0030.0318.79
5.1.60.0020.0268.08
5.1.50.0050.0248.08
5.1.40.0060.0228.07
5.1.30.0060.0248.41
5.1.20.0050.0268.44
5.1.10.0030.0278.16
5.1.00.0040.0268.16
5.0.50.0030.0226.64
5.0.40.0030.0206.49
5.0.30.0050.0316.31
5.0.20.0010.0226.28
5.0.10.0070.0166.25
5.0.00.0030.0306.24
4.4.90.0030.0154.78
4.4.80.0040.0144.75
4.4.70.0040.0144.75
4.4.60.0020.0154.76
4.4.50.0050.0144.77
4.4.40.0050.0234.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0020.0174.85
4.4.00.0030.0254.76
4.3.110.0030.0164.67
4.3.100.0030.0164.66
4.3.90.0030.0154.63
4.3.80.0040.0254.58
4.3.70.0020.0174.63
4.3.60.0020.0164.63
4.3.50.0050.0154.63
4.3.40.0050.0314.54
4.3.30.0000.0173.29
4.3.20.0030.0153.28
4.3.10.0030.0153.23
4.3.00.0030.01713.14

preferences:
51.21 ms | 401 KiB | 5 Q