3v4l.org

run code in 300+ PHP versions simultaneously
<?php $word = 'hello-world'; if(false !== ($pos = strpos($word, '-'))){ var_dump($pos); $world = substr($word, 0, $pos); var_dump($world); }

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)
8.3.60.0070.01416.63
8.3.50.0110.00416.21
8.3.40.0120.00318.71
8.3.30.0110.00418.68
8.3.20.0000.00721.91
8.3.10.0000.00823.71
8.3.00.0000.00719.73
8.2.180.0140.00016.49
8.2.170.0140.00022.96
8.2.160.0110.00321.02
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0070.00020.35
8.2.120.0040.00426.35
8.2.110.0030.00619.30
8.2.100.0040.00719.54
8.2.90.0000.00819.09
8.2.80.0000.00917.97
8.2.70.0060.00317.50
8.2.60.0000.00817.79
8.2.50.0080.00018.10
8.2.40.0080.00020.59
8.2.30.0030.00620.85
8.2.20.0040.00417.97
8.2.10.0070.00018.05
8.2.00.0070.00018.06
8.1.280.0140.00725.92
8.1.270.0080.00023.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00018.82
8.1.230.0110.00017.82
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0100.00017.23
8.1.190.0050.00317.23
8.1.180.0070.00018.10
8.1.170.0040.00418.59
8.1.160.0040.00418.88
8.1.150.0040.00420.20
8.1.140.0000.00719.57
8.1.130.0000.00720.52
8.1.120.0000.00817.30
8.1.110.0000.00717.35
8.1.100.0080.00017.36
8.1.90.0000.00817.37
8.1.80.0030.00417.41
8.1.70.0000.00717.33
8.1.60.0090.00017.56
8.1.50.0040.00417.38
8.1.40.0040.00417.31
8.1.30.0030.00517.55
8.1.20.0000.00817.64
8.1.10.0050.00317.34
8.1.00.0000.00717.29
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0000.00718.28
8.0.270.0070.00017.13
8.0.260.0000.00716.64
8.0.250.0030.00316.85
8.0.240.0040.00416.87
8.0.230.0040.00416.75
8.0.220.0000.00716.66
8.0.210.0030.00316.82
8.0.200.0030.00316.79
8.0.190.0080.00016.92
8.0.180.0000.00716.87
8.0.170.0000.00716.86
8.0.160.0000.00716.73
8.0.150.0040.00416.87
8.0.140.0040.00416.81
8.0.130.0060.00013.29
8.0.120.0030.00616.68
8.0.110.0050.00216.80
8.0.100.0040.00416.77
8.0.90.0000.00716.66
8.0.80.0060.00916.71
8.0.70.0050.00316.93
8.0.60.0000.00716.82
8.0.50.0040.00416.69
8.0.30.0120.00817.00
8.0.20.0090.00917.40
8.0.10.0040.00416.89
8.0.00.0150.00316.91
7.4.330.0000.00515.55
7.4.320.0000.00716.53
7.4.300.0070.00016.51
7.4.290.0070.00316.54
7.4.280.0060.00316.63
7.4.270.0070.00016.49
7.4.260.0030.00316.63
7.4.250.0040.00416.46
7.4.240.0020.00516.52
7.4.230.0040.00416.48
7.4.220.0090.00916.41
7.4.210.0110.00316.54
7.4.200.0030.00316.32
7.4.160.0110.00516.36
7.4.150.0150.00317.40
7.4.140.0150.01017.86
7.4.130.0190.00716.51
7.4.120.0100.01016.47
7.4.110.0130.00316.50
7.4.100.0140.00316.48
7.4.90.0090.00916.59
7.4.80.0150.00619.39
7.4.70.0100.00616.52
7.4.60.0030.01316.63
7.4.50.0080.00416.20
7.4.40.0110.00516.41
7.4.30.0070.01016.36
7.4.00.0090.00615.14
7.3.330.0000.00512.94
7.3.320.0000.00512.93
7.3.310.0040.00416.14
7.3.300.0040.00416.18
7.3.290.0070.00916.18
7.3.280.0070.01016.19
7.3.270.0150.00617.40
7.3.260.0090.00916.29
7.3.250.0160.00316.29
7.3.240.0100.01016.41
7.3.230.0090.00916.40
7.3.210.0090.00616.27
7.3.200.0070.01016.51
7.3.190.0120.00916.41
7.3.180.0070.01016.50
7.3.170.0110.00716.36
7.3.160.0120.00916.18
7.2.330.0100.00716.57
7.2.320.0060.01116.58
7.2.310.0170.00316.73
7.2.300.0100.01316.51
7.2.290.0060.00916.62
7.2.60.0100.00316.47
7.2.50.0030.00616.77
7.1.200.0060.00615.47
7.1.70.0030.00617.01
7.1.60.1830.01333.18
7.1.50.2100.00732.85
7.1.40.1900.01732.67
7.1.30.2630.01732.52
7.1.20.2500.01732.59
7.1.10.1970.01314.89
7.1.00.2100.01014.72
7.0.200.1670.01014.88
7.0.190.2100.01314.66
7.0.180.2000.00714.57
7.0.170.2400.01314.13
7.0.160.2070.01014.26
7.0.150.1400.00714.30
7.0.140.2230.01314.50
7.0.130.1400.01014.76
7.0.120.1530.01014.51
7.0.110.1600.01014.15
7.0.100.1870.01714.35
7.0.90.1700.01314.61
7.0.80.0070.01014.67
7.0.70.1400.00714.30
7.0.60.0100.00314.29
7.0.50.1900.01714.46
7.0.40.0000.01314.82
7.0.30.0030.01014.36
7.0.20.0100.00714.59
7.0.10.0070.01314.47
7.0.00.2300.01014.52

preferences:
64.08 ms | 401 KiB | 5 Q