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)
8.3.60.0090.00616.75
8.3.50.0180.00121.99
8.3.40.0040.01418.70
8.3.30.0100.00318.96
8.3.20.0000.00720.26
8.3.10.0070.00323.43
8.3.00.0090.00022.51
8.2.180.0000.01516.63
8.2.170.0110.00722.96
8.2.160.0070.00720.45
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00926.16
8.2.120.0040.00422.21
8.2.110.0060.00322.20
8.2.100.0120.00017.91
8.2.90.0030.00518.98
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00717.90
8.2.50.0090.00018.07
8.2.40.0090.00018.16
8.2.30.0040.00418.07
8.2.20.0040.00417.55
8.2.10.0050.00319.57
8.2.00.0040.00417.73
8.1.280.0140.00325.92
8.1.270.0080.00022.20
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0040.00423.80
8.1.230.0110.00020.86
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0070.00017.53
8.1.180.0000.00818.10
8.1.170.0070.00418.46
8.1.160.0040.00421.98
8.1.150.0000.00718.43
8.1.140.0000.00717.41
8.1.130.0050.00317.87
8.1.120.0050.00317.34
8.1.110.0040.00417.38
8.1.100.0030.00417.44
8.1.90.0040.00417.37
8.1.80.0040.00417.37
8.1.70.0000.00717.34
8.1.60.0040.00417.42
8.1.50.0000.00717.50
8.1.40.0000.00917.40
8.1.30.0040.00417.66
8.1.20.0000.00817.65
8.1.10.0000.00717.44
8.1.00.0000.00717.38
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0070.00018.30
8.0.270.0000.00717.12
8.0.260.0030.00316.83
8.0.250.0000.00716.95
8.0.240.0000.00716.91
8.0.230.0000.00716.82
8.0.220.0030.00316.90
8.0.210.0030.00316.76
8.0.200.0000.00617.01
8.0.190.0070.00016.92
8.0.180.0050.00316.95
8.0.170.0080.00016.87
8.0.160.0030.00616.94
8.0.150.0030.00316.69
8.0.140.0080.00016.74
8.0.130.0000.00613.31
8.0.120.0030.00516.84
8.0.110.0000.00716.77
8.0.100.0070.00016.90
8.0.90.0030.00516.88
8.0.80.0080.00816.88
8.0.70.0000.00816.94
8.0.60.0050.00316.68
8.0.50.0040.00416.71
8.0.30.0080.01017.15
8.0.20.0130.00517.40
8.0.10.0070.00016.96
8.0.00.0140.00616.64
7.4.330.0000.00615.07
7.4.320.0000.00716.51
7.4.300.0030.00316.50
7.4.290.0050.00316.41
7.4.280.0070.00016.40
7.4.270.0030.00316.53
7.4.260.0030.00316.50
7.4.250.0040.00416.38
7.4.240.0060.00216.48
7.4.230.0000.00716.63
7.4.220.0160.00316.49
7.4.210.0070.00816.50
7.4.200.0030.00316.50
7.4.190.0090.00016.37
7.4.160.0140.00716.45
7.4.150.0030.01317.40
7.4.140.0180.00317.86
7.4.130.0110.00616.41
7.4.120.0090.01016.62
7.4.110.0100.00716.40
7.4.100.0130.00916.52
7.4.90.0100.00716.46
7.4.80.0090.01216.42
7.4.70.0150.00316.48
7.4.60.0110.00616.56
7.4.50.0040.00416.03
7.4.40.0100.00622.77
7.4.30.0090.00916.18
7.4.00.0050.01115.12
7.3.330.0020.00213.00
7.3.320.0050.00012.96
7.3.310.0030.00316.10
7.3.300.0000.00615.98
7.3.290.0060.00816.11
7.3.280.0100.00716.08
7.3.270.0130.00317.40
7.3.260.0120.00616.23
7.3.250.0110.00616.35
7.3.240.0070.01016.24
7.3.230.0100.00616.39
7.3.210.0170.00016.43
7.3.200.0130.01019.39
7.3.190.0150.00816.18
7.3.180.0070.01316.07
7.3.170.0130.00316.32
7.3.160.0090.00916.35
7.3.120.0050.01214.60
7.3.110.0110.00714.86
7.3.100.0000.01114.55
7.3.90.0060.00914.63
7.3.80.0100.00615.00
7.3.70.0110.00714.52
7.3.60.0000.01714.52
7.3.50.0090.00314.83
7.3.40.0050.00514.49
7.3.30.0090.00614.45
7.3.20.0040.00716.69
7.3.10.0080.00416.50
7.3.00.0030.00616.46
7.2.330.0130.00516.57
7.2.320.0090.01016.58
7.2.310.0100.01316.54
7.2.300.0030.01316.40
7.2.290.0060.01016.27
7.2.250.0040.01515.23
7.2.240.0030.01414.56
7.2.230.0120.00914.89
7.2.220.0110.00415.11
7.2.210.0090.00914.72
7.2.200.0040.00815.05
7.2.190.0060.01214.70
7.2.180.0090.00314.90
7.2.170.0000.01114.89
7.2.00.0120.00019.21
7.1.330.0060.00915.68
7.1.320.0080.00815.63
7.1.310.0070.01115.50
7.1.300.0060.00615.71
7.1.290.0110.00315.87
7.1.280.0080.00415.78
7.1.270.0000.01415.68
7.1.260.0100.00315.70
7.1.100.0030.01018.25
7.1.70.0030.00716.96
7.1.60.0060.00617.28
7.1.50.0040.01816.56
7.1.00.0100.06722.50
7.0.200.0030.01216.78
7.0.140.0100.06722.04
7.0.100.0330.05019.86
7.0.90.0030.06019.90
7.0.80.0370.08319.89
7.0.70.0030.04319.79
7.0.60.0200.08019.89
7.0.50.0230.08320.15
7.0.40.0170.07320.04
7.0.30.0100.09020.10
7.0.20.0130.05720.05
7.0.10.0130.04320.16
7.0.00.0100.07020.13
5.6.280.0030.07020.98
5.6.250.0070.07720.51
5.6.240.0130.04320.55
5.6.230.0130.06720.61
5.6.220.0170.07020.56
5.6.210.0130.07320.63
5.6.200.0070.08321.03
5.6.190.0100.05021.03
5.6.180.0030.08021.02
5.6.170.0000.09021.04
5.6.160.0170.04021.16
5.6.150.0100.05720.95
5.6.140.0330.03720.90
5.6.130.0130.07721.16
5.6.120.0000.09020.99
5.6.110.0170.06721.10
5.6.100.0070.05021.02
5.6.90.0070.07321.05
5.6.80.0070.08020.40
5.6.70.0130.06720.31
5.6.60.0070.07320.41
5.6.50.0130.06720.45
5.6.40.0000.05720.43
5.6.30.0070.06020.46
5.6.20.0100.08320.28
5.6.10.0070.07320.28
5.6.00.0200.05320.35
5.5.380.0100.06320.38
5.5.370.0100.06720.36
5.5.360.0200.06720.33
5.5.350.0100.04320.36
5.5.340.0030.08020.88
5.5.330.0130.07720.91
5.5.320.0070.08320.77
5.5.310.0100.04320.91
5.5.300.0130.07720.80
5.5.290.0170.04320.87
5.5.280.0100.06320.79
5.5.270.0170.04320.87
5.5.260.0170.07020.81
5.5.250.0130.07320.58
5.5.240.0000.08020.24
5.5.230.0100.07720.07
5.5.220.0170.05320.18
5.5.210.0070.06720.20
5.5.200.0100.07720.22
5.5.190.0030.05320.22
5.5.180.0030.10020.22
5.5.160.0100.06719.95
5.5.150.0170.07020.21
5.5.140.0130.05320.26
5.5.130.0100.07320.13
5.5.120.0000.05020.20
5.5.110.0130.07720.16
5.5.100.0030.05019.97
5.5.90.0100.06320.05
5.5.80.0030.04020.12
5.5.70.0100.08020.05
5.5.60.0130.04720.08
5.5.50.0030.07320.05
5.5.40.0100.04020.04
5.5.30.0070.04320.08
5.5.20.0000.04719.93
5.5.10.0100.05020.08
5.5.00.0030.08019.95
5.4.450.0000.07319.30
5.4.440.0070.05319.30
5.4.430.0000.05319.39
5.4.420.0100.08019.22
5.4.410.0030.08019.22
5.4.400.0130.07018.98
5.4.390.0130.07318.98
5.4.380.0070.07719.12
5.4.370.0000.04719.02
5.4.360.0100.07718.98
5.4.350.0100.05319.14
5.4.340.0070.08019.07
5.4.320.0100.07719.05
5.4.310.0070.05319.03
5.4.300.0070.06318.99
5.4.290.0100.06719.09
5.4.280.0070.07718.78
5.4.270.0000.05719.05
5.4.260.0030.08018.98
5.4.250.0130.03319.02
5.4.240.0100.07318.95
5.4.230.0030.05319.07
5.4.220.0030.09719.12
5.4.210.0200.06019.07
5.4.200.0000.04319.03
5.4.190.0030.04719.02
5.4.180.0030.07018.98
5.4.170.0070.07718.89
5.4.160.0100.03319.03
5.4.150.0030.04019.14
5.4.140.0030.03716.30
5.4.130.0030.04016.23
5.4.120.0000.04016.27
5.4.110.0030.03716.38
5.4.100.0030.03716.41
5.4.90.0070.03316.38
5.4.80.0000.04316.34
5.4.70.0030.04316.42
5.4.60.0030.03716.39
5.4.50.0070.03316.18
5.4.40.0100.06016.41
5.4.30.0070.05016.32
5.4.20.0000.07316.29
5.4.10.0070.03316.32
5.4.00.0030.03715.63
5.3.290.0130.07014.52
5.3.280.0070.07714.59
5.3.270.0170.03714.60
5.3.260.0100.03714.54
5.3.250.0100.03314.46
5.3.240.0000.04014.58
5.3.230.0070.04014.41
5.3.220.0070.03714.55
5.3.210.0030.04014.42
5.3.200.0030.04014.56
5.3.190.0100.04314.38
5.3.180.0030.03014.41
5.3.170.0000.03714.55
5.3.160.0000.04014.41
5.3.150.0070.04014.42
5.3.140.0030.06014.46
5.3.130.0100.03314.39
5.3.120.0130.07714.52
5.3.110.0030.03314.52
5.3.100.0030.04013.94
5.3.90.0030.03714.00
5.3.80.0000.04713.95
5.3.70.0030.03713.92
5.3.60.0070.03313.95
5.3.50.0030.03313.87
5.3.40.0000.04313.90
5.3.30.0000.04013.76
5.3.20.0000.04013.64
5.3.10.0130.03713.67
5.3.00.0000.04013.61
5.2.170.0030.03011.12
5.2.160.0000.03011.13
5.2.150.0000.03311.19
5.2.140.0030.03010.93
5.2.130.0030.03011.08
5.2.120.0000.03011.08
5.2.110.0030.02711.13
5.2.100.0000.03010.94
5.2.90.0000.02711.14
5.2.80.0030.02711.01
5.2.70.0000.03010.95
5.2.60.0000.02710.87
5.2.50.0000.03011.01
5.2.40.0070.02310.84
5.2.30.0030.05310.78
5.2.20.0030.02310.91
5.2.10.0070.02010.71
5.2.00.0030.02710.73
5.1.60.0000.0279.97
5.1.50.0000.02310.00
5.1.40.0000.0279.86
5.1.30.0030.02310.19
5.1.20.0030.02710.40
5.1.10.0100.02310.12
5.1.00.0000.02710.02
5.0.50.0000.0209.18
5.0.40.0070.0139.18
5.0.30.0030.0279.18
5.0.20.0070.0209.18
5.0.10.0000.0239.18
5.0.00.0000.0309.18
4.4.90.0000.0179.18
4.4.80.0000.0139.18
4.4.70.0000.0179.18
4.4.60.0000.0139.18
4.4.50.0000.0179.18
4.4.40.0000.0279.18
4.4.30.0000.0179.18
4.4.20.0000.0179.18
4.4.10.0030.0109.18
4.4.00.0000.0379.18
4.3.110.0000.0179.18
4.3.100.0030.0109.18
4.3.90.0000.0139.18
4.3.80.0000.0239.18
4.3.70.0000.0179.18
4.3.60.0030.0139.18
4.3.50.0000.0179.18
4.3.40.0000.0239.18
4.3.30.0030.0139.18
4.3.20.0000.0179.18
4.3.10.0000.0179.18
4.3.00.0000.0139.18

preferences:
45.98 ms | 401 KiB | 5 Q