3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = ''; $ints = [1, 4398574938597, 12345, 123]; foreach ($ints as $int) { $result .= chr($int); } echo strlen($result) . "\n"; for ($i = 0; $i < strlen($result); $i++) { echo "\n parsed: " . utf8_encode($result)[$i]; }

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)
8.3.60.0080.00816.75
8.3.50.0110.00921.95
8.3.40.0040.01118.84
8.3.30.0100.01018.80
8.3.20.0090.00019.46
8.3.10.0070.00021.85
8.3.00.0040.00420.77
8.2.180.0160.00016.46
8.2.170.0090.01222.96
8.2.160.0030.01022.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00018.03
8.2.120.0040.00426.35
8.2.110.0030.00621.04
8.2.100.0090.00318.05
8.2.90.0050.00319.17
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0000.00818.05
8.2.50.0000.00818.09
8.2.40.0040.00420.42
8.2.30.0040.00419.61
8.2.20.0000.00817.80
8.2.10.0050.00318.02
8.2.00.0000.00818.11
8.1.280.0120.00825.92
8.1.270.0030.00523.92
8.1.260.0080.00028.09
8.1.250.0000.00728.09
8.1.240.0030.01017.71
8.1.230.0050.00517.83
8.1.220.0050.00317.79
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.13
8.1.180.0060.00318.10
8.1.170.0030.00618.46
8.1.160.0000.00722.67
8.1.150.0050.00518.79
8.1.140.0070.00019.58
8.1.130.0030.00317.64
8.1.120.0040.00417.35
8.1.110.0040.00417.45
8.1.100.0040.00417.47
8.1.90.0040.00417.35
8.1.80.0000.00717.45
8.1.70.0030.00317.45
8.1.60.0000.00717.54
8.1.50.0060.00317.40
8.1.40.0000.00817.51
8.1.30.0030.00517.61
8.1.20.0030.00617.66
8.1.10.0040.00417.57
8.1.00.0000.00817.41
8.0.300.0020.00518.77
8.0.290.0050.00216.75
8.0.280.0040.00418.36
8.0.270.0040.00417.30
8.0.260.0000.01117.32
8.0.250.0000.00716.91
8.0.240.0080.00016.95
8.0.230.0000.00716.83
8.0.220.0030.00316.90
8.0.210.0000.00716.95
8.0.200.0000.00616.92
8.0.190.0080.00016.82
8.0.180.0000.00816.98
8.0.170.0070.00016.82
8.0.160.0000.00816.86
8.0.150.0000.00716.72
8.0.140.0040.00416.88
8.0.130.0030.00313.33
8.0.120.0040.00416.88
8.0.110.0000.00716.79
8.0.100.0070.00016.84
8.0.90.0000.00716.84
8.0.80.0130.00316.80
8.0.70.0000.00716.95
8.0.60.0040.00416.75
8.0.50.0070.00016.92
8.0.30.0090.00816.96
8.0.20.0120.00617.40
8.0.10.0050.00316.95
8.0.00.0150.00916.76
7.4.330.0000.00515.08
7.4.320.0000.00716.58
7.4.300.0040.00416.61
7.4.290.0070.00016.66
7.4.280.0000.00916.57
7.4.270.0030.00316.52
7.4.260.0030.00316.62
7.4.250.0070.00016.36
7.4.240.0000.00716.48
7.4.230.0030.00516.50
7.4.220.0060.01216.54
7.4.210.0110.00316.61
7.4.200.0000.00716.31
7.4.160.0150.00516.54
7.4.150.0060.01317.40
7.4.140.0090.01117.86
7.4.130.0070.01116.39
7.4.120.0090.01216.57
7.4.110.0080.00816.64
7.4.100.0030.01416.56
7.4.90.0060.00916.55
7.4.80.0140.00719.39
7.4.70.0050.01116.46
7.4.60.0090.00616.49
7.4.50.0070.00716.22
7.4.40.0120.00616.45
7.4.30.0040.01416.35
7.4.10.0100.01015.27
7.4.00.0090.00514.87
7.3.330.0070.00013.31
7.3.320.0000.00613.17
7.3.310.0040.00416.26
7.3.300.0040.00216.17
7.3.290.0090.00816.29
7.3.280.0110.00516.34
7.3.270.0140.00417.40
7.3.260.0100.01316.62
7.3.250.0110.00616.44
7.3.240.0120.00916.42
7.3.230.0100.00716.39
7.3.210.0030.01416.51
7.3.200.0060.01016.25
7.3.190.0090.00916.59
7.3.180.0100.00716.57
7.3.170.0070.01016.32
7.3.160.0110.00616.64
7.3.130.0030.01414.63
7.3.120.0070.01014.86
7.3.110.0040.01414.77
7.3.100.0030.01014.84
7.3.90.0000.01414.59
7.3.80.0120.00314.86
7.3.70.0040.00814.70
7.3.60.0060.01014.98
7.3.50.0030.01414.76
7.3.40.0070.01014.48
7.3.30.0030.01014.94
7.3.20.0060.00316.89
7.3.10.0090.00916.74
7.3.00.0110.00416.76
7.2.330.0070.01116.80
7.2.320.0100.01016.44
7.2.310.0080.00916.48
7.2.300.0120.00316.75
7.2.290.0000.01616.72
7.2.260.0090.00915.15
7.2.250.0040.00614.90
7.2.240.0040.01114.97
7.2.230.0100.00714.90
7.2.220.0100.01014.86
7.2.210.0070.00714.96
7.2.200.0030.01014.95
7.2.190.0100.00715.17
7.2.180.0030.01615.15
7.2.170.0000.01415.11
7.2.160.0040.00814.80
7.2.150.0000.01216.96
7.2.140.0100.01016.93
7.2.130.0030.01316.81
7.2.120.0100.00316.68
7.2.110.0100.00516.74
7.2.100.0050.00416.74
7.2.90.0070.00416.85
7.2.80.0060.00816.73
7.2.70.0080.00917.08
7.2.60.0000.01316.84
7.2.50.0020.01116.81
7.2.40.0120.00316.96
7.2.30.0050.00916.92
7.2.20.0030.01216.96
7.2.10.0050.01216.96
7.2.00.0140.00617.87
7.1.330.0030.00915.92
7.1.320.0140.00015.74
7.1.310.0070.00415.71
7.1.300.0080.00315.88
7.1.290.0040.01115.93
7.1.280.0070.00716.01
7.1.270.0060.00615.56
7.1.260.0070.00715.57
7.1.250.0000.01315.54
7.1.240.0030.01015.85
7.1.230.0050.00815.70
7.1.220.0020.01015.89
7.1.210.0070.00715.66
7.1.200.0060.00815.83
7.1.190.0100.00515.81
7.1.180.0070.00715.87
7.1.170.0030.00715.77
7.1.160.0080.00515.66
7.1.150.0050.00815.94
7.1.140.0070.00615.75
7.1.130.0020.01015.80
7.1.120.0060.01015.94
7.1.110.0060.00815.71
7.1.100.0040.00816.53
7.1.90.0030.01015.72
7.1.80.0060.00615.85
7.1.70.0030.00816.11
7.1.60.0050.01317.18
7.1.50.0050.00815.95
7.1.40.0060.00815.75
7.1.30.0050.00815.86
7.1.20.0030.01215.68
7.1.10.0000.01115.81
7.1.00.0060.02918.14
7.0.330.0030.00515.46
7.0.320.0040.01115.36
7.0.310.0070.00715.44
7.0.300.0030.01215.32
7.0.290.0050.00815.40
7.0.280.0080.00415.33
7.0.270.0040.00615.47
7.0.260.0020.00915.38
7.0.250.0060.00815.31
7.0.240.0070.00715.32
7.0.230.0000.01015.63
7.0.220.0020.01115.27
7.0.210.0050.00715.38
7.0.200.0140.00815.34
7.0.190.0030.00715.53
7.0.180.0070.00715.37
7.0.170.0030.00915.44
7.0.160.0090.00515.51
7.0.150.0030.00915.38
7.0.140.0050.00715.45
7.0.130.0070.00715.39
7.0.120.0020.00715.53
7.0.110.0050.01115.38
7.0.100.0080.00615.23
7.0.90.0050.00315.40
7.0.80.0030.00815.43
7.0.70.0040.00715.42
7.0.60.0350.00216.94
7.0.50.0450.00517.18
7.0.40.0410.00515.72
7.0.30.0520.00315.89
7.0.20.0420.00515.77
7.0.10.0410.00315.79
7.0.00.0400.00715.70
5.6.400.0070.01014.07
5.6.390.0040.00814.37
5.6.380.0080.00514.41
5.6.370.0060.00714.42
5.6.360.0020.01114.45
5.6.350.0040.00714.65
5.6.340.0050.00814.47
5.6.330.0080.00714.26
5.6.320.0080.00714.16
5.6.310.0060.00814.09
5.6.300.0050.00714.22
5.6.290.0050.00514.52
5.6.280.0060.02816.79
5.6.270.0050.01014.42
5.6.260.0090.00714.38
5.6.250.0040.00914.24
5.6.240.0080.00514.55
5.6.230.0050.00614.44
5.6.220.0090.00314.49
5.6.210.0310.00516.35
5.6.200.0440.00416.61
5.6.190.0410.00716.64
5.6.180.0400.00616.68
5.6.170.0470.00416.58
5.6.160.0460.00716.70
5.6.150.0400.00316.56
5.6.140.0370.00316.70
5.6.130.0390.00516.72
5.6.120.0300.00216.54
5.6.110.0300.00616.58
5.6.100.0370.00616.62
5.6.90.0410.00216.59
5.6.80.0410.00516.44
5.6.70.0500.00216.32
5.6.60.0410.00416.41
5.6.50.0450.00516.29
5.6.40.0380.00516.35
5.6.30.0350.00816.47
5.6.20.0380.00616.44
5.6.10.0390.00316.48
5.6.00.0360.00916.33
5.5.380.0070.00512.81
5.5.370.0070.00512.81
5.5.360.0000.00812.76
5.5.350.0360.00315.36
5.5.340.0420.00415.45
5.5.330.0390.00415.47
5.5.320.0430.00815.64
5.5.310.0410.00115.46
5.5.300.0260.00515.66
5.5.290.0320.00115.42
5.5.280.0230.00415.51
5.5.270.0350.00515.44
5.5.260.0340.00615.34
5.5.250.0360.00515.31
5.5.240.0420.00215.28
5.5.230.0450.00315.25
5.5.220.0430.00415.25
5.5.210.0420.00515.24
5.5.200.0440.00215.37
5.5.190.0340.00715.25
5.5.180.0400.00515.30
5.5.170.0060.00914.33
5.5.160.0500.00115.20
5.5.150.0380.00315.31
5.5.140.0380.00415.36
5.5.130.0390.00515.26
5.5.120.0360.00415.29
5.5.110.0380.00515.30
5.5.100.0390.00415.30
5.5.90.0390.00515.28
5.5.80.0360.00715.26
5.5.70.0390.00315.14
5.5.60.0340.00615.23
5.5.50.0380.00415.09
5.5.40.0360.00515.07
5.5.30.0380.00415.25
5.5.20.0370.00615.30
5.5.10.0360.00515.22
5.5.00.0370.00115.13

preferences:
63.7 ms | 401 KiB | 5 Q