3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = 'test'; var_dump( preg_replace('/^(?:@|#)*/', '@', $name) );

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)
8.3.60.0120.00316.63
8.3.50.0110.00821.19
8.3.40.0110.00318.83
8.3.30.0110.00418.63
8.3.20.0040.00418.77
8.3.10.0000.00721.91
8.3.00.0080.00021.73
8.2.180.0070.01016.75
8.2.170.0090.00622.96
8.2.160.0130.00020.35
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00819.76
8.2.120.0080.00026.35
8.2.110.0060.00322.32
8.2.100.0080.00417.90
8.2.90.0040.00417.62
8.2.80.0080.00019.05
8.2.70.0040.00417.80
8.2.60.0060.00318.03
8.2.50.0040.00419.48
8.2.40.0000.00819.10
8.2.30.0000.00921.00
8.2.20.0000.00818.00
8.2.10.0000.00718.10
8.2.00.0000.00817.75
8.1.280.0030.01425.92
8.1.270.0080.00023.82
8.1.260.0000.00728.09
8.1.250.0000.00728.09
8.1.240.0030.00622.53
8.1.230.0060.00618.97
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0070.00717.36
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0040.00418.77
8.1.160.0070.00022.11
8.1.150.0000.00818.84
8.1.140.0040.00419.53
8.1.130.0040.00417.61
8.1.120.0040.00417.56
8.1.110.0040.00417.41
8.1.100.0050.00317.51
8.1.90.0000.00717.50
8.1.80.0030.00317.50
8.1.70.0000.00817.44
8.1.60.0040.00417.64
8.1.50.0080.00017.61
8.1.40.0000.00817.48
8.1.30.0000.00817.75
8.1.20.0000.00817.79
8.1.10.0040.00417.50
8.1.00.0040.00417.56
8.0.300.0040.00420.16
8.0.290.0040.00416.88
8.0.280.0050.00218.44
8.0.270.0030.00317.13
8.0.260.0030.00317.14
8.0.250.0070.00017.07
8.0.240.0030.00316.98
8.0.230.0030.00316.98
8.0.220.0030.00316.91
8.0.210.0070.00016.94
8.0.200.0030.00317.07
8.0.190.0040.00416.99
8.0.180.0060.00317.11
8.0.170.0070.00017.00
8.0.160.0040.00417.14
8.0.150.0000.00716.95
8.0.140.0040.00416.91
8.0.130.0030.00313.47
8.0.120.0040.00416.90
8.0.110.0000.00716.98
8.0.100.0040.00417.06
8.0.90.0070.00016.86
8.0.80.0090.00617.03
8.0.70.0040.00416.92
8.0.60.0000.00716.93
8.0.50.0040.00416.89
8.0.30.0060.01217.17
8.0.20.0120.00917.40
8.0.10.0080.00016.98
8.0.00.0060.01316.85
7.4.330.0000.00515.55
7.4.320.0030.00316.67
7.4.300.0030.00316.72
7.4.290.0050.00216.73
7.4.280.0040.00416.63
7.4.270.0040.00416.66
7.4.260.0100.00016.66
7.4.250.0000.00716.60
7.4.240.0000.00816.63
7.4.230.0000.00716.72
7.4.220.0150.01116.51
7.4.210.0110.00416.84
7.4.200.0000.00716.44
7.4.160.0110.00516.69
7.4.150.0150.00917.40
7.4.140.0150.00617.86
7.4.130.0080.01016.63
7.4.120.0090.00716.62
7.4.110.0140.00516.48
7.4.100.0110.00916.47
7.4.90.0030.01416.77
7.4.80.0070.01019.39
7.4.70.0060.00916.68
7.4.60.0100.01016.62
7.4.50.0000.01616.41
7.4.40.0120.00316.58
7.4.30.0130.00316.56
7.4.10.0120.00315.30
7.4.00.0050.01215.02
7.3.330.0030.00313.21
7.3.320.0020.00213.24
7.3.310.0000.00716.32
7.3.300.0070.00016.20
7.3.290.0070.00916.31
7.3.280.0070.01016.36
7.3.270.0120.00617.40
7.3.260.0060.01116.57
7.3.250.0110.00716.46
7.3.240.0100.01016.55
7.3.230.0090.00916.39
7.3.210.0100.00716.59
7.3.200.0110.00616.46
7.3.190.0100.01016.73
7.3.180.0070.01116.71
7.3.170.0060.01216.63
7.3.160.0100.01016.55
7.3.130.0110.00714.93
7.3.120.0000.01914.70
7.3.110.0000.01614.61
7.3.100.0100.00314.99
7.3.90.0060.00914.80
7.3.80.0060.00614.61
7.3.70.0070.01014.89
7.3.60.0140.00414.93
7.3.50.0110.00014.93
7.3.40.0030.01014.73
7.3.30.0070.00714.71
7.3.20.0140.00016.65
7.3.10.0060.00316.57
7.3.00.0090.00316.29
7.2.330.0130.00316.54
7.2.320.0030.01316.61
7.2.310.0070.01016.51
7.2.300.0120.00616.65
7.2.290.0060.01616.64
7.2.260.0030.01314.81
7.2.250.0070.01014.93
7.2.240.0000.01515.16
7.2.230.0090.00614.72
7.2.220.0100.00614.74
7.2.210.0060.00914.95
7.2.200.0090.00614.99
7.2.190.0060.01214.81
7.2.180.0040.01114.92
7.2.170.0040.00715.04
7.2.160.0100.00614.98
7.2.150.0070.00716.71
7.2.140.0040.01116.66
7.2.130.0060.00616.70
7.2.120.0040.00816.91
7.2.110.0030.00616.84
7.2.100.0070.00716.98
7.2.90.0000.01516.82
7.2.80.0070.01016.89
7.2.70.0030.00916.91
7.2.60.0050.00816.81
7.2.50.0060.00917.00
7.2.40.0030.01216.98
7.2.30.0060.00916.98
7.2.20.0030.01417.09
7.2.10.0090.00416.68
7.2.00.0070.00718.23
7.1.330.0070.00715.83
7.1.320.0030.00915.87
7.1.310.0060.00316.01
7.1.300.0100.00315.76
7.1.290.0110.00415.98
7.1.280.0000.01215.65
7.1.270.0030.00915.93
7.1.260.0030.00715.99
7.1.250.0080.00415.94
7.1.240.0040.01115.89
7.1.230.0030.01115.93
7.1.220.0030.01315.57
7.1.210.0030.01015.86
7.1.200.0030.00815.65
7.1.190.0100.00016.00
7.1.180.0080.00815.67
7.1.170.0030.00615.95
7.1.160.0110.00415.86
7.1.150.0090.00315.93
7.1.140.0080.00415.64
7.1.130.0100.00315.86
7.1.120.0070.00715.96
7.1.110.0070.01016.04
7.1.100.0060.00617.18
7.1.90.0060.00315.99
7.1.80.0000.01415.77
7.1.70.0020.00816.41
7.1.60.0060.00716.61
7.1.50.0100.00816.23
7.1.40.0070.00715.58
7.1.30.0070.00715.71
7.1.20.0060.00315.79
7.1.10.0090.00615.88
7.1.00.0030.04319.21
7.0.330.0080.00415.35
7.0.320.0070.00715.46
7.0.310.0070.00715.36
7.0.300.0030.00915.63
7.0.290.0040.01115.37
7.0.280.0040.00815.35
7.0.270.0100.00315.13
7.0.260.0030.01415.55
7.0.250.0030.01115.38
7.0.240.0000.01215.69
7.0.230.0090.00315.40
7.0.220.0030.01115.56
7.0.210.0000.01115.60
7.0.200.0160.00815.09
7.0.190.0100.00315.46
7.0.180.0060.00615.25
7.0.170.0040.01115.40
7.0.160.0060.00615.30
7.0.150.0040.01115.24
7.0.140.0090.00615.29
7.0.130.0070.01015.51
7.0.120.0190.03417.66
7.0.110.0250.03217.91
7.0.100.0190.03017.76
7.0.90.0220.03017.88
7.0.80.0240.03017.89
7.0.70.0180.04017.79
7.0.60.0280.02917.69
7.0.50.0150.04817.93
7.0.40.0150.04317.16
7.0.30.0160.03517.19
7.0.20.0230.02817.15
7.0.10.0220.03017.13
7.0.00.0220.03217.11
5.6.400.0030.01014.29
5.6.390.0090.00614.06
5.6.380.0000.01114.06
5.6.370.0060.00814.50
5.6.360.0090.00914.06
5.6.350.0070.00714.39
5.6.340.0070.01014.06
5.6.330.0070.00414.28
5.6.320.0000.01114.63
5.6.310.0080.00414.39
5.6.300.0100.00614.13
5.6.290.0040.01414.42
5.6.280.0040.01214.06
5.6.270.0080.03417.75
5.6.260.0120.03017.63
5.6.250.0030.03517.66
5.6.240.0080.03817.48
5.6.230.0150.02817.55
5.6.220.0050.03917.54
5.6.210.0150.03217.51
5.6.200.0110.03517.53
5.6.190.0070.03317.54
5.6.180.0100.03117.61
5.6.170.0090.03117.67
5.6.160.0120.02717.60
5.6.150.0070.03317.58
5.6.140.0050.03617.57
5.6.130.0050.03717.55
5.6.120.0020.04117.46
5.6.110.0070.03517.44
5.6.100.0070.03517.46
5.6.90.0070.03217.51
5.6.80.0150.03117.25
5.6.70.0160.02517.23
5.6.60.0160.02717.26
5.6.50.0060.03217.09
5.6.40.0070.03217.25
5.6.30.0070.03017.21
5.6.20.0100.03617.23
5.6.10.0110.03517.23
5.6.00.0150.03217.14

preferences:
72.3 ms | 401 KiB | 5 Q