3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generateRandomString(){ static $baz = ['consectetur', 'dolor', 'pellentesque', '__TEMPORARY_PLACEHOLDER__']; return array_shift($baz); } $message = "Lorem %tag2% ipsum dolor %tag1% sit amet, consectetur %tag2% adipiscing elit. Phasellus vestibulum tortor vitae sagittis %tag1% laoreet. Proin pellentesque urna id %tag1% rhoncus %tag2% scelerisque."; echo "generate a unique string that is not present in the above text\n"; do{ $uniqueToken = generateRandomString(); }while(strpos($message, $uniqueToken) !== false); var_dump($uniqueToken); echo "\n"; echo "backup fake tags\n"; $fakeTags = [ '%tag1%' => $uniqueToken . '1', '%tag2%' => $uniqueToken . '2', '%tag3%' => $uniqueToken . '3', '%tag4%' => $uniqueToken . '4', ]; $message = str_replace( array_keys($fakeTags), array_values($fakeTags), $message ); var_dump($message); echo "\n"; echo "apply actual tags\n"; $message = "Welcome %tag1%! " . $message . " Gbye %tag2%"; var_dump($message); echo "\n"; echo "do actual replacement\n"; $actualTags = [ '%tag1%' => 'Pluto', '%tag2%' => 'Donald', ]; $message = str_replace( array_keys($actualTags), array_values($actualTags), $message ); var_dump($message); echo "\n"; echo "restore fake tags\n"; $message = str_replace( array_values($fakeTags), array_keys($fakeTags), $message ); var_dump($message); echo "\n";

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)
8.5.30.0110.00718.78
8.5.20.0110.00720.13
8.5.10.0090.00719.89
8.5.00.0140.00720.07
8.4.180.0120.00825.58
8.4.170.0120.01124.08
8.4.160.0110.00923.94
8.4.150.0090.00416.87
8.4.140.0140.00719.39
8.4.130.0090.01119.54
8.4.120.0070.00320.72
8.4.110.0120.00922.61
8.4.100.0120.00817.73
8.4.90.0130.00718.90
8.4.80.0050.00418.01
8.4.70.0160.00417.84
8.4.60.0100.01120.30
8.4.50.0130.00817.80
8.4.40.0050.00319.32
8.4.30.0090.00617.61
8.4.20.0130.00717.75
8.4.10.0170.00317.53
8.3.300.0110.01020.90
8.3.290.0110.01220.85
8.3.280.0130.00818.47
8.3.270.0100.01016.61
8.3.260.0120.00516.84
8.3.250.0120.00718.98
8.3.240.0160.00416.68
8.3.230.0160.00316.44
8.3.220.0040.00617.08
8.3.210.0110.00816.59
8.3.200.0040.00516.66
8.3.190.0080.00817.16
8.3.180.0110.00718.31
8.3.170.0140.00420.93
8.3.160.0040.00418.62
8.3.150.0040.01420.67
8.3.140.0080.00816.51
8.3.130.0000.00818.52
8.3.120.0120.00620.57
8.3.110.0090.00020.94
8.3.100.0060.01024.06
8.3.90.0130.00626.77
8.3.80.0000.01017.97
8.3.70.0060.00916.75
8.3.60.0090.01218.68
8.3.50.0130.00522.98
8.3.40.0110.00418.67
8.3.30.0110.01118.79
8.3.20.0080.00020.51
8.3.10.0040.00421.78
8.3.00.0080.00020.95
8.2.300.0150.00618.86
8.2.290.0100.00820.26
8.2.280.0110.00918.45
8.2.270.0040.00418.79
8.2.260.0090.00018.70
8.2.250.0030.00517.00
8.2.240.0030.00619.06
8.2.230.0000.00822.58
8.2.220.0060.01337.54
8.2.210.0110.00426.77
8.2.200.0000.01216.38
8.2.190.0130.00318.47
8.2.180.0040.01118.42
8.2.170.0090.00622.96
8.2.160.0070.00719.02
8.2.150.0040.00425.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.95
8.2.110.0080.00322.21
8.2.100.0120.00017.84
8.2.90.0000.00819.17
8.2.80.0030.00517.97
8.2.70.0070.00417.63
8.2.60.0040.00419.27
8.2.50.0000.00818.10
8.2.40.0000.00820.64
8.2.30.0040.00419.40
8.2.20.0000.00817.84
8.2.10.0030.00618.09
8.2.00.0000.00718.25
8.1.340.0120.00819.93
8.1.330.0100.00921.73
8.1.320.0080.01116.21
8.1.310.0150.00316.75
8.1.300.0030.00620.14
8.1.290.0060.00330.84
8.1.280.0120.00625.92
8.1.270.0050.00323.78
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0060.00321.36
8.1.230.0090.00317.42
8.1.220.0030.00617.78
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0040.00418.55
8.1.160.0040.00419.15
8.1.150.0040.00418.84
8.1.140.0000.00717.59
8.1.130.0070.00017.78
8.1.120.0070.00317.49
8.1.110.0030.00517.54
8.1.100.0000.00817.49
8.1.90.0070.00017.50
8.1.80.0050.00217.38
8.1.70.0050.00217.58
8.1.60.0030.00617.57
8.1.50.0060.00317.46
8.1.40.0080.00017.55
8.1.30.0040.00417.73
8.1.20.0030.00517.53
8.1.10.0030.00617.47
8.1.00.0040.00417.49
8.0.300.0040.00418.77
8.0.290.0020.00516.63
8.0.280.0070.00018.48
8.0.270.0000.00716.88
8.0.260.0000.00617.29
8.0.250.0030.00317.00
8.0.240.0000.00716.98
8.0.230.0070.00017.00
8.0.220.0050.00316.98
8.0.210.0050.00216.94
8.0.200.0000.00617.03
8.0.190.0040.00416.98
8.0.180.0000.00716.94
8.0.170.0030.00516.98
8.0.160.0030.00316.97
8.0.150.0030.00316.86
8.0.140.0040.00716.88
8.0.130.0000.00513.31
8.0.120.0060.00316.80
8.0.110.0080.00016.82
8.0.100.0040.00416.80
8.0.90.0040.00416.91
8.0.80.0000.01516.84
8.0.70.0040.00416.70
8.0.60.0040.00417.04
8.0.50.0000.00716.81
8.0.30.0100.00917.20
8.0.20.0120.00817.40
8.0.10.0040.00416.82
8.0.00.0100.00716.53
7.4.330.0050.00015.08
7.4.320.0030.00316.54
7.4.300.0000.00716.55
7.4.290.0030.00316.42
7.4.280.0080.00016.60
7.4.270.0030.00316.55
7.4.260.0040.00416.52
7.4.250.0000.00816.60
7.4.240.0030.00316.61
7.4.230.0030.00316.56
7.4.220.0120.00916.57
7.4.210.0090.00816.62
7.4.200.0030.00316.64
7.4.160.0100.00616.78
7.4.150.0070.01717.40
7.4.140.0140.00317.86
7.4.130.0130.00616.65
7.4.120.0140.00616.36
7.4.110.0060.01316.60
7.4.100.0140.00316.68
7.4.90.0120.00616.54
7.4.80.0000.01819.39
7.4.70.0030.01316.50
7.4.60.0110.00616.54
7.4.50.0030.01016.42
7.4.40.0200.00616.65
7.4.30.0100.00716.52
7.4.10.0130.00715.09
7.4.00.0090.00715.04
7.3.330.0020.00213.33
7.3.320.0000.00613.12
7.3.310.0040.00416.43
7.3.300.0040.00416.18
7.3.290.0030.01116.31
7.3.280.0090.00816.32
7.3.270.0150.00617.40
7.3.260.0140.00316.36
7.3.250.0090.01116.39
7.3.240.0080.01316.42
7.3.230.0040.01516.39
7.3.210.0080.00816.29
7.3.200.0090.00916.55
7.3.190.0090.00616.32
7.3.180.0080.01516.57
7.3.170.0080.00916.46
7.3.160.0060.01016.67
7.3.130.0100.00714.90
7.3.120.0080.01014.89
7.3.110.0020.01414.71
7.3.100.0090.00414.90
7.3.90.0080.00314.81
7.3.80.0050.00714.82
7.3.70.0050.00814.76
7.3.60.0050.01014.90
7.3.50.0070.00414.80
7.3.40.0100.00514.78
7.3.30.0020.01214.80
7.3.20.0050.00716.66
7.3.10.0060.00816.71
7.3.00.0050.00816.68
7.2.330.0160.00316.78
7.2.320.0090.00616.68
7.2.310.0060.01516.82
7.2.300.0110.00716.79
7.2.290.0110.00816.49
7.2.260.0120.00615.00
7.2.250.0060.01315.03
7.2.240.0050.01215.15
7.2.230.0050.01215.22
7.2.220.0100.00315.25
7.2.210.0000.01614.86
7.2.200.0050.00515.13
7.2.190.0090.00715.03
7.2.180.0060.00515.00
7.2.170.0060.01015.12
7.2.160.0070.01015.18
7.2.150.0000.01217.09
7.2.140.0040.01116.75
7.2.130.0090.00916.88
7.2.120.0050.00516.77
7.2.110.0000.01117.02
7.2.100.0060.00916.89
7.2.90.0060.00616.79
7.2.80.0070.00417.01
7.2.70.0160.00017.08
7.2.60.0070.00717.09
7.2.50.0030.00717.13
7.2.40.0070.00716.85
7.2.30.0060.00616.77
7.2.20.0080.00817.07
7.2.10.0040.01117.03
7.2.00.0140.00617.70
7.1.330.0020.01215.78
7.1.320.0120.00115.81
7.1.310.0040.00715.68
7.1.300.0050.00915.78
7.1.290.0050.00615.82
7.1.280.0040.01415.74
7.1.270.0030.00915.67
7.1.260.0030.00815.89
7.1.250.0090.00915.85
7.1.240.0000.01215.83
7.1.230.0110.00415.60
7.1.220.0000.01315.73
7.1.210.0000.01115.70
7.1.200.0030.01015.91
7.1.190.0080.00015.75
7.1.180.0090.00615.80
7.1.170.0070.00715.87
7.1.160.0040.00715.91
7.1.150.0090.00015.88
7.1.140.0000.01115.65
7.1.130.0000.01015.52
7.1.120.0070.00715.57
7.1.110.0040.00815.67
7.1.100.0070.00715.53
7.1.90.0060.00615.60
7.1.80.0070.00415.65
7.1.70.0010.00716.41
7.1.60.0100.00817.79
7.1.50.0070.00715.96
7.1.40.0060.00915.77
7.1.30.0040.00815.87
7.1.20.0000.01315.57
7.1.10.0040.00815.65
7.1.00.0070.03819.02
7.0.330.0080.00815.54
7.0.320.0030.01015.29
7.0.310.0060.01015.35
7.0.300.0110.00015.32
7.0.290.0040.00715.42
7.0.280.0060.00915.12
7.0.270.0030.00615.48
7.0.260.0070.00315.36
7.0.250.0040.00815.41
7.0.240.0100.00315.43
7.0.230.0040.00715.35
7.0.220.0000.01215.31
7.0.210.0040.00715.19
7.0.200.0180.00315.08
7.0.190.0100.00315.38
7.0.180.0000.01515.38
7.0.170.0000.01415.33
7.0.160.0090.00315.16
7.0.150.0030.00615.49
7.0.140.0140.00015.13
7.0.130.0090.00315.57
7.0.120.0000.01115.47
7.0.110.0060.00615.36
7.0.100.0070.01115.05
7.0.90.0070.00315.42
7.0.80.0030.00915.53
7.0.70.0180.04117.66
7.0.60.0130.03717.64
7.0.50.0100.04017.97
7.0.40.0190.02616.83
7.0.30.0150.03516.97
7.0.20.0110.03516.97
7.0.10.0180.02816.83
7.0.00.0120.03416.96
5.6.400.0080.00014.32
5.6.390.0040.01414.52
5.6.380.0070.00714.47
5.6.370.0110.00414.27
5.6.360.0030.01014.32
5.6.350.0040.00814.42
5.6.340.0130.00314.36
5.6.330.0060.01014.54
5.6.320.0000.00914.04
5.6.310.0070.00714.55
5.6.300.0060.00613.86
5.6.290.0070.00314.48
5.6.280.0020.04417.82
5.6.270.0030.00614.51
5.6.260.0060.00914.55
5.6.250.0000.00814.42
5.6.240.0090.00014.30
5.6.230.0090.00314.41
5.6.220.0100.03417.50
5.6.210.0180.03017.45
5.6.200.0160.03217.88
5.6.190.0140.03217.64
5.6.180.0190.02917.55
5.6.170.0120.03517.73
5.6.160.0170.03217.57
5.6.150.0100.03117.66
5.6.140.0080.03817.77
5.6.130.0160.03017.71
5.6.120.0080.04017.83
5.6.110.0080.03717.63
5.6.100.0120.03117.71
5.6.90.0130.03017.58
5.6.80.0100.03317.38
5.6.70.0120.02917.56
5.6.60.0090.03717.43
5.6.50.0050.03717.41
5.6.40.0100.03217.47
5.6.30.0100.03217.30
5.6.20.0120.03017.32
5.6.10.0110.03117.29
5.6.00.0150.02517.25
5.5.380.0070.00314.51
5.5.370.0050.00314.28
5.5.360.0130.04017.46
5.5.350.0160.03017.39
5.5.340.0160.02917.64
5.5.330.0130.03317.65
5.5.320.0100.03117.66
5.5.310.0130.03317.61
5.5.300.0120.03417.66
5.5.290.0150.02917.56
5.5.280.0050.03717.76
5.5.270.0120.03317.51
5.5.260.0100.03317.53
5.5.250.0050.03717.22
5.5.240.0140.02617.21
5.5.230.0150.02817.18
5.5.220.0100.03117.32
5.5.210.0120.04017.16
5.5.200.0130.04217.25
5.5.190.0110.03417.26
5.5.180.0120.04217.13
5.5.170.0030.01214.05
5.5.160.0130.03217.14
5.5.150.0180.02217.38
5.5.140.0110.03317.19
5.5.130.0100.03417.34
5.5.120.0160.02817.18
5.5.110.0190.02717.17
5.5.100.0100.03317.20
5.5.90.0120.03517.15
5.5.80.0100.03217.02
5.5.70.0110.02817.04
5.5.60.0110.02917.11
5.5.50.0120.03317.05
5.5.40.0170.04017.09
5.5.30.0130.03917.21
5.5.20.0120.03217.29
5.5.10.0070.03417.26
5.5.00.0150.02717.02

preferences:
81.9 ms | 2656 KiB | 5 Q