3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'h'; $decimalValues = array(); for ($i = 0; $i < strlen($string); $i++) { $decimalValues[] = ord($string[$i]); } echo '[' . implode(',', $decimalValues) . ']'; ?>

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)
8.3.60.0130.00718.55
8.3.50.0140.00716.23
8.3.40.0090.01318.80
8.3.30.0040.01118.79
8.3.20.0070.00718.87
8.3.10.0080.01220.36
8.3.00.0060.00317.63
8.2.180.0110.00416.88
8.2.170.0080.00622.96
8.2.160.0030.01322.26
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0140.00326.16
8.2.120.0100.00319.76
8.2.110.0030.00621.00
8.2.100.0100.00317.91
8.2.90.0030.00719.34
8.2.80.0040.00417.93
8.2.70.0030.00617.49
8.2.60.0040.00418.05
8.2.50.0060.00318.07
8.2.40.0030.00618.22
8.2.30.0040.00418.12
8.2.20.0070.00017.64
8.2.10.0000.00717.56
8.2.00.0000.00817.73
8.1.280.0070.01025.92
8.1.270.0090.00023.99
8.1.260.0040.00426.35
8.1.250.0110.00728.09
8.1.240.0060.00320.88
8.1.230.0070.00420.95
8.1.220.0040.00417.74
8.1.210.0080.00018.88
8.1.200.0030.00717.23
8.1.190.0060.00317.43
8.1.180.0040.00418.10
8.1.170.0040.00418.71
8.1.160.0000.00818.89
8.1.150.0040.00318.66
8.1.140.0040.00417.44
8.1.130.0030.00317.74
8.1.120.0000.00717.33
8.1.110.0050.00317.51
8.1.100.0040.00417.47
8.1.90.0050.00217.48
8.1.80.0040.00417.35
8.1.70.0030.00317.43
8.1.60.0050.00317.50
8.1.50.0040.00417.51
8.1.40.0000.00817.48
8.1.30.0080.00017.59
8.1.20.0040.00417.68
8.1.10.0070.00017.54
8.1.00.0000.00817.56
8.0.300.0070.00019.94
8.0.290.0040.00416.63
8.0.280.0070.00018.46
8.0.270.0040.00417.22
8.0.260.0030.00316.81
8.0.250.0030.00516.98
8.0.240.0070.00516.86
8.0.230.0070.00216.97
8.0.220.0070.00016.75
8.0.210.0040.00416.86
8.0.200.0000.00616.90
8.0.190.0070.00016.82
8.0.180.0000.00816.93
8.0.170.0030.00616.86
8.0.160.0000.00716.85
8.0.150.0060.00316.89
8.0.140.0120.00016.80
8.0.130.0030.00313.39
8.0.120.0040.00416.77
8.0.110.0050.00516.89
8.0.100.0070.00016.91
8.0.90.0040.00416.84
8.0.80.0030.01016.89
8.0.70.0000.00716.88
8.0.60.0070.00016.77
8.0.50.0040.00416.69
8.0.30.0050.01316.94
8.0.20.0150.00717.18
8.0.10.0000.00816.87
8.0.00.0140.00516.74
7.4.330.0060.00014.82
7.4.320.0030.00316.47
7.4.300.0060.00016.38
7.4.290.0030.00316.43
7.4.280.0030.00616.36
7.4.270.0080.00016.53
7.4.260.0030.00313.26
7.4.250.0100.00016.45
7.4.240.0070.00016.59
7.4.230.0040.00416.57
7.4.220.0040.01316.48
7.4.210.0080.00916.55
7.4.200.0000.00716.65
7.4.190.0070.00016.40
7.4.160.0090.00616.21
7.4.150.0030.01517.18
7.4.140.0070.01017.20
7.4.130.0090.00816.45
7.4.120.0100.00716.52
7.4.110.0130.00316.38
7.4.100.0030.01316.67
7.4.90.0100.00716.45
7.4.80.0030.01318.80
7.4.70.0070.01116.36
7.4.60.0070.01016.48
7.4.50.0000.00816.36
7.4.40.0070.00522.27
7.4.30.0120.00916.43
7.4.00.0030.01515.16
7.3.330.0060.00013.09
7.3.320.0060.00013.13
7.3.310.0050.00316.17
7.3.300.0040.00416.13
7.3.290.0080.01216.43
7.3.280.0070.00916.34
7.3.270.0090.01517.18
7.3.260.0090.01118.24
7.3.250.0070.01116.38
7.3.240.0120.00616.63
7.3.230.0100.00616.39
7.3.210.0000.02016.55
7.3.200.0140.00419.39
7.3.190.0210.00016.44
7.3.180.0080.01616.20
7.3.170.0040.01116.42
7.3.160.0110.00416.57
7.3.120.0000.01415.02
7.2.330.0120.00616.76
7.2.320.0130.00916.84
7.2.310.0030.01416.88
7.2.300.0180.00616.84
7.2.290.0060.01116.78
7.2.00.0000.01219.35
7.1.100.0000.01218.07
7.1.70.0030.00617.07
7.1.60.0030.01719.40
7.1.50.0060.00917.00
7.1.00.0030.07722.35
7.0.200.0030.00716.59
7.0.140.0030.07021.92
7.0.60.0130.07719.84
7.0.50.0070.05017.88
7.0.40.0030.08317.70
7.0.30.0030.06317.69
7.0.20.0130.05717.69
7.0.10.0070.04317.80
7.0.00.0030.08717.74
5.6.280.0100.06720.90
5.6.210.0000.08720.62
5.6.200.0100.07318.19
5.6.190.0000.08018.18
5.6.180.0100.07018.09
5.6.170.0000.05718.22
5.6.160.0030.06018.16
5.6.150.0200.08718.19
5.6.140.0000.04318.17
5.6.130.0100.06318.16
5.6.120.0100.08018.21
5.6.110.0030.05318.11
5.6.100.0170.06718.11
5.6.90.0130.03718.11
5.6.80.0070.05317.47
5.6.70.0100.07317.56
5.6.60.0030.07317.45
5.6.50.0000.08017.57
5.6.40.0100.06317.59
5.6.30.0070.06317.58
5.6.20.0030.08017.56
5.6.10.0170.07017.46
5.6.00.0030.05317.42
5.5.350.0300.06020.43
5.5.340.0070.06017.91
5.5.330.0070.08017.88
5.5.320.0100.07317.97
5.5.310.0070.08017.98
5.5.300.0070.08318.01
5.5.290.0100.05017.98
5.5.280.0170.05717.93
5.5.270.0100.07718.00
5.5.260.0070.08317.93
5.5.250.0070.05717.81
5.5.240.0030.07017.29
5.5.230.0030.06017.39
5.5.220.0070.07717.29
5.5.210.0100.07317.28
5.5.200.0100.06717.36
5.5.190.0070.07717.34
5.5.180.0070.05017.25
5.5.160.0030.05317.33
5.5.150.0030.06017.26
5.5.140.0070.07717.24
5.5.130.0100.07317.32
5.5.120.0030.05717.32
5.5.110.0030.04017.22
5.5.100.0000.04017.14
5.5.90.0130.04317.23
5.5.80.0100.06017.23
5.5.70.0070.03717.15
5.5.60.0100.07317.25
5.5.50.0100.07717.15
5.5.40.0070.07017.15
5.5.30.0100.06017.18
5.5.20.0000.08717.20
5.5.10.0000.07317.12
5.5.00.0030.08317.19
5.4.450.0200.05319.29
5.4.440.0100.05319.15
5.4.430.0030.07719.33
5.4.420.0030.05719.44
5.4.410.0070.05719.22
5.4.400.0130.07718.97
5.4.390.0070.08018.82
5.4.380.0070.04719.03
5.4.370.0030.06719.12
5.4.360.0070.04719.13
5.4.350.0100.06319.02
5.4.340.0030.08719.20
5.4.320.0070.07019.01
5.4.310.0000.07018.82
5.4.300.0070.07318.95
5.4.290.0070.06719.11
5.4.280.0070.04719.07
5.4.270.0030.04718.98
5.4.260.0070.03318.94
5.4.250.0100.06318.98
5.4.240.0000.04719.11
5.4.230.0070.07719.12
5.4.220.0100.07718.97
5.4.210.0070.06719.00
5.4.200.0070.03718.97
5.4.190.0030.06718.97
5.4.180.0170.06718.96
5.4.170.0030.08019.10
5.4.160.0130.06719.01
5.4.150.0030.04718.97
5.4.140.0030.08016.30
5.4.130.0100.06716.26
5.4.120.0030.05316.17
5.4.110.0070.06716.17
5.4.100.0070.07016.28
5.4.90.0130.06016.37
5.4.80.0070.06316.23
5.4.70.0000.07016.37
5.4.60.0070.04316.27
5.4.50.0070.03316.14
5.4.40.0100.07016.29
5.4.30.0030.06716.23
5.4.20.0130.05716.14
5.4.10.0070.06016.32
5.4.00.0030.07315.76
5.3.290.0130.07014.50
5.3.280.0000.06714.42
5.3.270.0070.07014.58
5.3.260.0130.07014.59
5.3.250.0170.06714.52
5.3.240.0030.07714.54
5.3.230.0100.07714.55
5.3.220.0000.04314.53
5.3.210.0130.05714.52
5.3.200.0100.07314.52
5.3.190.0030.04014.55
5.3.180.0100.07714.54
5.3.170.0070.08314.48
5.3.160.0030.04014.41
5.3.150.0070.04714.54
5.3.140.0100.07014.48
5.3.130.0100.07714.52
5.3.120.0000.06014.53
5.3.110.0070.07014.40
5.3.100.0000.06313.81
5.3.90.0130.07313.83
5.3.80.0130.06713.78
5.3.70.0130.03313.98
5.3.60.0130.06313.96
5.3.50.0070.07713.72
5.3.40.0030.07013.94
5.3.30.0070.07313.90
5.3.20.0130.06713.67
5.3.10.0130.06713.61
5.3.00.0070.07313.39
5.2.170.0070.04711.14
5.2.160.0030.06011.14
5.2.150.0070.05011.14
5.2.140.0030.05711.14
5.2.130.0070.06011.14
5.2.120.0100.06011.24
5.2.110.0100.05311.14
5.2.100.0070.05311.14
5.2.90.0030.06311.14
5.2.80.0030.06711.14
5.2.70.0000.03311.14
5.2.60.0000.06311.14
5.2.50.0130.03311.14
5.2.40.0100.06011.14
5.2.30.0070.03711.14
5.2.20.0070.02711.14
5.2.10.0070.03011.14
5.2.00.0100.05311.14
5.1.60.0030.02311.14
5.1.50.0100.04011.14
5.1.40.0000.04711.14
5.1.30.0000.03311.14
5.1.20.0070.05311.14
5.1.10.0100.04311.14
5.1.00.0030.04011.14
5.0.50.0130.03711.14
5.0.40.0000.02011.14
5.0.30.0030.04711.14
5.0.20.0070.04011.14
5.0.10.0030.04711.14
5.0.00.0030.06311.14
4.4.90.0070.03011.14
4.4.80.0000.02711.14
4.4.70.0000.02711.14
4.4.60.0030.02711.14
4.4.50.0000.03711.14
4.4.40.0070.05011.14
4.4.30.0000.03711.14
4.4.20.0030.03311.14
4.4.10.0030.01311.14
4.4.00.0030.04011.14
4.3.110.0000.01711.14
4.3.100.0030.03311.14
4.3.90.0000.02711.14
4.3.80.0000.05711.14
4.3.70.0000.02011.14
4.3.60.0000.03011.14
4.3.50.0000.04011.14
4.3.40.0070.05011.14
4.3.30.0000.04011.14
4.3.20.0000.03011.14
4.3.10.0030.01711.14
4.3.00.0000.02011.14

preferences:
49.86 ms | 401 KiB | 5 Q