3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "abc"; for($x = 0; $x < count($str); $x++){ echo ord($str[$x]) . " "; }

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)
8.3.40.0100.00618.98
8.3.30.0120.00618.70
8.3.20.0040.00420.19
8.3.10.0000.00723.48
8.3.00.0080.00019.97
8.2.170.0110.00722.96
8.2.160.0070.00720.16
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.00819.31
8.2.120.0080.00026.35
8.2.110.0000.01021.04
8.2.100.0080.00417.91
8.2.90.0000.00819.23
8.2.80.0030.00617.97
8.2.70.0000.00917.50
8.2.60.0050.00317.80
8.2.50.0050.00318.07
8.2.40.0000.00819.29
8.2.30.0070.00020.64
8.2.20.0030.00517.68
8.2.10.0000.00817.99
8.2.00.0070.00018.17
8.1.270.0030.00618.87
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0030.00621.36
8.1.230.0090.00317.70
8.1.220.0000.00817.75
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0060.00317.52
8.1.180.0050.00318.10
8.1.170.0040.00418.37
8.1.160.0000.00720.79
8.1.150.0000.00718.84
8.1.140.0080.00019.44
8.1.130.0070.00017.70
8.1.120.0040.00317.35
8.1.110.0000.00717.32
8.1.100.0000.00817.46
8.1.90.0080.00017.51
8.1.80.0040.00417.46
8.1.70.0000.00717.36
8.1.60.0070.00017.49
8.1.50.0060.00317.54
8.1.40.0030.00617.49
8.1.30.0080.00017.71
8.1.20.0000.00717.68
8.1.10.0090.00017.61
8.1.00.0050.00317.36
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0060.00317.10
8.0.260.0000.00617.12
8.0.250.0000.00716.85
8.0.240.0070.00016.90
8.0.230.0000.00716.83
8.0.220.0030.00316.80
8.0.210.0030.00316.86
8.0.200.0030.00316.96
8.0.190.0040.00416.81
8.0.180.0000.00716.97
8.0.170.0070.00016.97
8.0.160.0030.00516.97
8.0.150.0040.00416.91
8.0.140.0000.01116.87
8.0.130.0000.00513.38
8.0.120.0030.00616.96
8.0.110.0030.00616.97
8.0.100.0000.00716.91
8.0.90.0030.00516.82
8.0.80.0040.01116.87
8.0.70.0040.00416.76
8.0.60.0040.00416.76
8.0.50.0000.00816.89
8.0.30.0080.01117.04
8.0.20.0090.01117.40
8.0.10.0040.00417.01
8.0.00.0080.01016.94
7.4.330.0020.00216.67
7.4.320.0030.00316.47
7.4.300.0060.00016.43
7.4.290.0070.00016.51
7.4.280.0000.00716.34
7.4.270.0030.00316.48
7.4.260.0000.00716.37
7.4.250.0080.00016.48
7.4.240.0030.00316.56
7.4.230.0000.00816.24
7.4.220.0000.01716.52
7.4.210.0170.00016.70
7.4.200.0030.00316.40
7.4.160.0030.01216.51
7.4.150.0130.00517.40
7.4.140.0130.01017.86
7.4.130.0100.00816.53
7.4.120.0100.00816.48
7.4.110.0090.01216.40
7.4.100.0060.01216.57
7.4.90.0130.00316.59
7.4.80.0030.01319.39
7.4.70.0060.01316.43
7.4.60.0110.00616.57
7.4.50.0070.00716.53
7.4.40.0060.01516.20
7.4.30.0150.00416.50
7.4.10.0080.01114.86
7.4.00.0050.00814.92
7.3.330.0000.00513.16
7.3.320.0000.00613.08
7.3.310.0030.00316.19
7.3.300.0000.00716.36
7.3.290.0070.00816.29
7.3.280.0090.00716.30
7.3.270.0040.01517.40
7.3.260.0190.01416.41
7.3.250.0100.00916.48
7.3.240.0080.01416.51
7.3.230.0100.00716.41
7.3.210.0100.01016.23
7.3.200.0080.00816.20
7.3.190.0090.00616.39
7.3.180.0160.00316.43
7.3.170.0060.01316.50
7.3.160.0170.00416.48
7.3.130.0090.00914.79
7.3.120.0110.00715.00
7.3.110.0060.01314.70
7.3.100.0040.00815.02
7.3.90.0080.00614.48
7.3.80.0060.00314.82
7.3.70.0070.00414.91
7.3.60.0070.01114.63
7.3.50.0070.01014.60
7.3.40.0120.00314.73
7.3.30.0110.00414.56
7.3.20.0040.00816.80
7.3.10.0070.01016.69
7.3.00.0070.00716.77
7.2.330.0140.00316.86
7.2.320.0070.01716.46
7.2.310.0110.00716.41
7.2.300.0100.00716.52
7.2.290.0040.01216.73
7.2.260.0110.00715.18
7.2.250.0060.00915.08
7.2.240.0120.00315.07
7.2.230.0070.01114.86
7.2.220.0060.00915.07
7.2.210.0070.00714.66
7.2.200.0090.00914.70
7.2.190.0030.01615.16
7.2.180.0090.00914.88
7.2.170.0110.00314.94
7.2.160.0090.00614.90
7.2.150.0040.00816.94
7.2.140.0080.00617.01
7.2.130.0070.00716.79
7.2.120.0090.00616.65
7.2.110.0090.00016.98
7.2.100.0080.00316.99
7.2.90.0070.00717.06
7.2.80.0060.00616.70
7.2.70.0040.01116.95
7.2.60.0070.00416.92
7.2.50.0030.00916.99
7.2.40.0060.00616.95
7.2.30.0100.00316.73
7.2.20.0090.00616.46
7.2.10.0060.00616.70
7.2.00.0050.00818.18
7.1.330.0070.00715.60
7.1.320.0000.01415.63
7.1.310.0090.00315.56
7.1.300.0030.01315.81
7.1.290.0070.00715.74
7.1.280.0070.01015.80
7.1.270.0120.00315.71
7.1.260.0070.00215.82
7.1.250.0090.00615.71
7.1.240.0080.00615.92
7.1.230.0100.00315.77
7.1.220.0070.00715.83
7.1.210.0040.00415.86
7.1.200.0030.00915.63
7.1.190.0090.00315.76
7.1.180.0030.01015.81
7.1.170.0080.00415.47
7.1.160.0040.00715.49
7.1.150.0060.00615.82
7.1.140.0070.00715.73
7.1.130.0100.00315.56
7.1.120.0000.01215.50
7.1.110.0030.00616.00
7.1.100.0040.00916.80
7.1.90.0030.00715.92
7.1.80.0070.01015.61
7.1.70.0040.01216.51
7.1.60.0120.00617.67
7.1.50.0050.01216.49
7.1.40.0060.00815.84
7.1.30.0030.01015.80
7.1.20.0060.00615.74
7.1.10.0000.01015.88
7.1.00.0090.03818.93
7.0.330.0000.01415.50
7.0.320.0060.00615.27
7.0.310.0070.00715.37
7.0.300.0040.00815.46
7.0.290.0060.00915.39
7.0.280.0060.00615.43
7.0.270.0110.00015.37
7.0.260.0030.00915.23
7.0.250.0030.00915.30
7.0.240.0070.00715.51
7.0.230.0070.00315.52
7.0.220.0030.00715.36
7.0.210.0060.01015.27
7.0.200.0030.00716.09
7.0.190.0060.00615.44
7.0.180.0140.00015.19
7.0.170.0030.01315.34
7.0.160.0030.01115.40
7.0.150.0030.01015.36
7.0.140.0070.00315.26
7.0.130.0030.00815.40
7.0.120.0030.01015.41
7.0.110.0120.00015.50
7.0.100.0060.00615.38
7.0.90.0030.00815.13
7.0.80.0040.00715.36
7.0.70.0130.00315.07
7.0.60.0090.02217.78
7.0.50.0080.03216.58
7.0.40.0070.02516.80
7.0.30.0190.04516.83
7.0.20.0180.03916.74
7.0.10.0100.02816.72
7.0.00.0050.04016.67
5.6.400.0130.00314.14
5.6.390.0070.00714.55
5.6.380.0080.00814.31
5.6.370.0030.00914.07
5.6.360.0000.01214.65
5.6.350.0120.00314.40
5.6.340.0060.00914.36
5.6.330.0060.00614.51
5.6.320.0100.00314.46
5.6.310.0060.00614.49
5.6.300.0030.01014.39
5.6.290.0030.00713.91
5.6.280.0040.02517.76
5.6.270.0070.00614.29
5.6.260.0070.00714.61
5.6.250.0070.00314.42
5.6.240.0000.01514.32
5.6.230.0080.00814.35
5.6.220.0000.01514.28
5.6.210.0070.03417.53
5.6.200.0030.03516.20
5.6.190.0070.03117.44
5.6.180.0330.03317.28
5.6.170.0080.03117.31
5.6.160.0050.03317.38
5.6.150.0100.03316.26
5.6.140.0070.04716.20
5.6.130.0030.04216.13
5.6.120.0050.03017.72
5.6.110.0030.04717.85
5.6.100.0120.04017.51
5.6.90.0080.02517.71
5.6.80.0030.03517.27
5.6.70.0100.00314.26
5.6.60.0030.01314.18
5.6.50.0060.00614.25
5.6.40.0130.00314.29
5.6.30.0000.01414.48
5.6.20.0000.00914.01
5.6.10.0000.01014.11
5.6.00.0060.00614.27
5.5.380.0050.00814.12
5.5.370.0070.00713.98
5.5.360.0030.01014.32
5.5.350.0050.04017.28
5.5.340.0130.04316.19
5.5.330.0110.04117.54
5.5.320.0030.04917.41
5.5.310.0160.04417.21
5.5.300.0170.03615.93
5.5.290.0060.02916.12
5.5.280.0030.02717.37
5.5.270.0050.04217.50
5.5.260.0070.04517.54
5.5.250.0050.04817.39
5.5.240.0170.03717.20
5.5.230.0030.01314.32
5.5.220.0000.01214.36
5.5.210.0070.00714.05
5.5.200.0040.00814.07
5.5.190.0070.00414.34
5.5.180.0060.00614.04
5.5.170.0080.00814.12
5.5.160.0030.01014.31
5.5.150.0060.00914.23
5.5.140.0060.00914.41
5.5.130.0060.00614.44
5.5.120.0120.00014.25
5.5.110.0040.00414.03
5.5.100.0000.01214.09
5.5.90.0000.01514.29
5.5.80.0070.00714.20
5.5.70.0060.01014.11
5.5.60.0040.00713.96
5.5.50.0030.01213.95
5.5.40.0060.00614.26
5.5.30.0000.01114.06
5.5.20.0000.00913.92
5.5.10.0030.00913.98
5.5.00.0060.00914.27

preferences:
41.47 ms | 400 KiB | 5 Q