3v4l.org

run code in 300+ PHP versions simultaneously
<?php $identifier = "a@z.com"; $identifier2 = "another"; echo "Original\n"; echo "B: " . (strpos($identifier, '@') === false ? 0 : 1) ."\n"; echo "B: " . (strpos($identifier2, '@') === false ? 0 : 1) ."\n"; echo "\n"; echo "Improve\n"; echo "B: " . ((int) (strpos($identifier, '@') !== false)) ."\n"; echo "B: " . ((int) (strpos($identifier2, '@') !== false)) ."\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)
8.3.60.0120.00618.43
8.3.50.0030.01421.88
8.3.40.0070.00718.69
8.3.30.0100.00718.88
8.3.20.0040.00420.16
8.3.10.0040.00422.10
8.3.00.0040.00422.44
8.2.180.0150.00718.29
8.2.170.0070.00722.96
8.2.160.0100.00320.72
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0090.00019.48
8.2.110.0060.00322.19
8.2.100.0030.00917.72
8.2.90.0000.00819.13
8.2.80.0000.00918.05
8.2.70.0060.00617.61
8.2.60.0060.00317.93
8.2.50.0050.00318.07
8.2.40.0030.00618.22
8.2.30.0000.00818.02
8.2.20.0040.00417.54
8.2.10.0070.00017.67
8.2.00.0000.00717.66
8.1.280.0070.00725.92
8.1.270.0040.00423.88
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00323.95
8.1.230.0110.00019.01
8.1.220.0000.00717.79
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0050.00217.52
8.1.180.0030.00518.10
8.1.170.0060.00318.40
8.1.160.0000.00721.97
8.1.150.0000.00818.56
8.1.140.0070.00017.49
8.1.130.0080.00017.82
8.1.120.0030.00317.50
8.1.110.0050.00317.27
8.1.100.0040.00417.51
8.1.90.0000.00817.40
8.1.80.0000.00817.42
8.1.70.0000.00717.44
8.1.60.0080.00417.58
8.1.50.0030.00517.57
8.1.40.0040.00417.47
8.1.30.0030.00517.62
8.1.20.0000.00817.63
8.1.10.0000.00717.51
8.1.00.0000.00717.42
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0000.00718.34
8.0.270.0030.00317.16
8.0.260.0000.00916.86
8.0.250.0000.00716.90
8.0.240.0000.00716.98
8.0.230.0040.00416.99
8.0.220.0030.00316.87
8.0.210.0000.00716.95
8.0.200.0060.00016.93
8.0.190.0040.00416.92
8.0.180.0020.00516.88
8.0.170.0000.00716.84
8.0.160.0080.00016.84
8.0.150.0030.00316.83
8.0.140.0000.00716.74
8.0.130.0030.00313.37
8.0.120.0050.00316.73
8.0.110.0050.00316.80
8.0.100.0040.00416.78
8.0.90.0070.00016.87
8.0.80.0100.00616.95
8.0.70.0070.00016.90
8.0.60.0030.00316.71
8.0.50.0000.00716.88
8.0.30.0130.00617.01
8.0.20.0110.00717.40
8.0.10.0040.00417.03
8.0.00.0060.01216.78
7.4.330.0000.00715.02
7.4.320.0030.00316.60
7.4.300.0000.00616.53
7.4.290.0040.00416.54
7.4.280.0040.00416.57
7.4.270.0030.00316.42
7.4.260.0030.00316.44
7.4.250.0060.00316.32
7.4.240.0030.00416.57
7.4.230.0070.00016.61
7.4.220.0130.00616.48
7.4.210.0100.00416.56
7.4.200.0000.00716.40
7.4.190.0000.00716.67
7.4.160.0030.01316.51
7.4.150.0070.01017.40
7.4.140.0100.00717.86
7.4.130.0070.01316.55
7.4.120.0130.00516.53
7.4.110.0120.00416.44
7.4.100.0070.01016.56
7.4.90.0070.01016.55
7.4.80.0120.00916.65
7.4.70.0120.00616.57
7.4.60.0100.00716.43
7.4.50.0000.00716.50
7.4.40.0070.00722.77
7.4.30.0170.00316.38
7.4.00.0040.01214.77
7.3.330.0000.00512.95
7.3.320.0000.00613.04
7.3.310.0000.00716.16
7.3.300.0000.00616.03
7.3.290.0070.00716.14
7.3.280.0040.01516.19
7.3.270.0090.00917.40
7.3.260.0150.00616.22
7.3.250.0090.00916.23
7.3.240.0060.01116.42
7.3.230.0060.01016.39
7.3.210.0090.00916.27
7.3.200.0060.01619.39
7.3.190.0040.01216.55
7.3.180.0130.00316.65
7.3.170.0060.01616.44
7.3.160.0120.00316.14
7.3.120.0060.00614.95
7.3.10.0080.00616.50
7.3.00.0080.00816.43
7.2.330.0130.00916.41
7.2.320.0060.01416.52
7.2.310.0140.00316.70
7.2.300.0080.00816.64
7.2.290.0160.00616.51
7.2.130.0080.00816.65
7.2.120.0080.00716.74
7.2.110.0060.00916.52
7.2.100.0060.01016.85
7.2.90.0080.00916.68
7.2.80.0100.00416.75
7.2.70.0070.01016.84
7.2.60.0100.01016.63
7.2.50.0050.01116.73
7.2.40.0110.00916.63
7.2.30.0120.00716.83
7.2.20.0090.00416.72
7.2.10.0120.00316.81
7.2.00.0080.00517.89
7.1.250.0070.00715.71
7.1.240.0110.00315.83
7.1.230.0100.00315.80
7.1.220.0090.00615.73
7.1.210.0070.00215.68
7.1.200.0090.00615.50
7.1.190.0030.00915.84
7.1.180.0000.01315.83
7.1.170.0090.00615.61
7.1.160.0070.00715.74
7.1.150.0030.01015.74
7.1.140.0030.01015.98
7.1.130.0040.00415.82
7.1.120.0000.01215.65
7.1.110.0040.00815.86
7.1.100.0040.00816.86
7.1.90.0000.01015.96
7.1.80.0030.01015.71
7.1.70.0040.00716.49
7.1.60.0090.01017.70
7.1.50.0030.00616.15
7.1.40.0060.00615.52
7.1.30.0090.00615.78
7.1.20.0050.00215.47
7.1.10.0000.01215.54
7.1.00.0020.04419.00
7.0.330.0130.00315.42
7.0.320.0030.01015.50
7.0.310.0080.00015.36
7.0.300.0070.00715.07
7.0.290.0050.00515.26
7.0.280.0090.00615.35
7.0.270.0060.00915.52
7.0.260.0030.00615.42
7.0.250.0070.00715.30
7.0.240.0040.00815.48
7.0.230.0040.00815.24
7.0.220.0140.00015.33
7.0.210.0090.00615.40
7.0.200.0020.01216.08
7.0.190.0130.00015.04
7.0.180.0100.00415.13
7.0.170.0080.00415.09
7.0.160.0060.00615.02
7.0.150.0030.00915.57
7.0.140.0020.04418.87
7.0.130.0040.00415.53
7.0.120.0050.00315.45
7.0.110.0100.00015.36
7.0.100.0070.00715.02
7.0.90.0060.00615.29
7.0.80.0080.04318.55
7.0.70.0110.03918.67
7.0.60.0050.04618.54
7.0.50.0070.04418.79
7.0.40.0090.03916.76
7.0.30.0050.04016.77
7.0.20.0070.04316.77
7.0.10.0060.04616.80
7.0.00.0050.04016.74
5.6.380.0030.00714.70
5.6.370.0070.00714.34
5.6.360.0120.00613.88
5.6.350.0000.01513.86
5.6.340.0000.00914.29
5.6.330.0090.00314.53
5.6.320.0000.00814.01
5.6.310.0000.00914.41
5.6.300.0060.00614.34
5.6.290.0100.00314.13
5.6.280.0060.04017.59
5.6.270.0060.00614.39
5.6.260.0080.00614.17
5.6.250.0040.00414.12
5.6.240.0110.00013.91
5.6.230.0020.04417.35
5.6.220.0020.03117.40
5.6.210.0110.03617.50
5.6.200.0030.05017.59
5.6.190.0090.03917.72
5.6.180.0060.03817.58
5.6.170.0080.04017.51
5.6.160.0060.03517.66
5.6.150.0070.03517.51
5.6.140.0030.04317.53
5.6.130.0110.04217.68
5.6.120.0020.05217.80
5.6.110.0070.04617.76
5.6.100.0110.04217.46
5.6.90.0030.04717.49
5.6.80.0020.04517.45
5.6.70.0030.04717.32
5.6.60.0090.03217.26
5.6.50.0080.04017.34
5.6.40.0070.04317.37
5.6.30.0090.04017.49
5.6.20.0080.03117.37
5.6.10.0030.04217.30
5.6.00.0080.03617.36
5.5.380.0050.00011.19
5.5.370.0090.03815.66
5.5.360.0030.04215.69
5.5.350.0020.05115.90
5.5.340.0050.02315.83
5.5.330.0050.04015.87
5.5.320.0050.02315.77
5.5.310.0020.03315.89
5.5.300.0030.03215.93
5.5.290.0070.02516.02
5.5.280.0030.04716.01
5.5.270.0070.04015.90
5.5.260.0050.04115.89
5.5.250.0070.04015.79
5.5.240.0050.04115.59
5.5.230.0050.03015.46
5.5.220.0060.02815.68
5.5.210.0000.03515.59
5.5.200.0120.03715.67
5.5.190.0060.02915.46
5.5.180.0050.03815.56
5.5.170.0030.00610.96
5.5.160.0020.03215.52
5.5.150.0080.02215.47
5.5.140.0050.02915.66
5.5.130.0100.02915.49
5.5.120.0020.03015.42
5.5.110.0050.03715.66
5.5.100.0100.03515.42
5.5.90.0070.03915.53
5.5.80.0060.04315.62
5.5.70.0090.02215.49
5.5.60.0030.02815.50
5.5.50.0030.04115.59
5.5.40.0080.02815.39
5.5.30.0070.03915.51
5.5.20.0050.02415.51
5.5.10.0080.02215.55
5.5.00.0100.03615.40
5.4.450.0070.04215.28
5.4.440.0030.02815.15
5.4.430.0030.04115.29
5.4.420.0050.04314.99
5.4.410.0060.02215.13
5.4.400.0120.03314.86
5.4.390.0050.04014.92
5.4.380.0010.04315.03
5.4.370.0030.04014.97
5.4.360.0050.04314.82
5.4.350.0020.03815.11
5.4.340.0030.03014.87
5.4.330.0040.00810.90
5.4.320.0070.04115.01
5.4.310.0080.03814.94
5.4.300.0030.03014.99
5.4.290.0070.03815.05
5.4.280.0080.04214.83
5.4.270.0100.03214.91
5.4.260.0000.04314.80
5.4.250.0060.02015.01
5.4.240.0030.03114.94
5.4.230.0030.02714.86
5.4.220.0030.04214.81
5.4.210.0080.03814.98
5.4.200.0000.04014.94
5.4.190.0030.04014.91
5.4.180.0030.02215.04
5.4.170.0030.04614.93
5.4.160.0060.04114.93
5.4.150.0030.04415.00
5.4.140.0040.04213.63
5.4.130.0010.04113.50
5.4.120.0040.03913.66
5.4.110.0050.03113.49
5.4.100.0050.03913.52
5.4.90.0050.03513.73
5.4.80.0050.02213.60
5.4.70.0070.04113.63
5.4.60.0050.03513.66
5.4.50.0040.02513.53
5.4.40.0050.03913.65
5.4.30.0080.03913.52
5.4.20.0070.02913.46
5.4.10.0070.03313.61
5.4.00.0030.03813.24
5.3.290.0030.03212.59
5.3.280.0030.04012.39
5.3.270.0010.03612.40
5.3.260.0020.03712.60
5.3.250.0020.04312.47
5.3.240.0090.03712.44
5.3.230.0030.03812.39
5.3.220.0050.03712.38
5.3.210.0040.04012.28
5.3.200.0060.03812.46
5.3.190.0050.02512.37
5.3.180.0020.02412.55
5.3.170.0070.02012.43
5.3.160.0030.04212.50
5.3.150.0030.03612.58
5.3.140.0030.03912.39
5.3.130.0060.03712.38
5.3.120.0000.04312.42
5.3.110.0050.03512.49
5.3.100.0050.03612.10
5.3.90.0090.02912.24
5.3.80.0070.03712.15
5.3.70.0060.03212.13
5.3.60.0040.03912.17
5.3.50.0040.03912.13
5.3.40.0050.04012.08
5.3.30.0030.04212.14
5.3.20.0050.02812.01
5.3.10.0030.04011.96
5.3.00.0070.03211.81
5.2.170.0020.03410.81
5.2.160.0050.01710.81
5.2.150.0060.03110.81
5.2.140.0030.03110.81
5.2.130.0020.03510.81
5.2.120.0020.03210.81
5.2.110.0050.02010.81
5.2.100.0020.02010.81
5.2.90.0000.01710.81
5.2.80.0050.01510.81
5.2.70.0040.03410.81
5.2.60.0060.02510.81
5.2.50.0060.01710.81
5.2.40.0050.02710.81
5.2.30.0060.03110.81
5.2.20.0020.02410.81
5.2.10.0030.03110.81
5.2.00.0060.02310.81
5.1.60.0030.02610.81
5.1.50.0020.02910.81
5.1.40.0050.02210.81
5.1.30.0060.02810.81
5.1.20.0050.02810.81
5.1.10.0030.03010.81
5.1.00.0050.02710.81
5.0.50.0020.01810.81
5.0.40.0020.02010.81
5.0.30.0030.03010.81
5.0.20.0000.02510.81
5.0.10.0030.02510.81
5.0.00.0040.03210.81
4.4.90.0020.01710.81
4.4.80.0050.00810.81
4.4.70.0020.01910.81
4.4.60.0000.02110.81
4.4.50.0000.01710.81
4.4.40.0020.02810.81
4.4.30.0030.01810.81
4.4.20.0020.01210.81
4.4.10.0020.01810.81
4.4.00.0020.02910.81
4.3.110.0000.01410.81
4.3.100.0030.01710.81
4.3.90.0020.01810.81
4.3.80.0030.02310.81
4.3.70.0030.02310.81
4.3.60.0030.01610.81
4.3.50.0010.01810.81
4.3.40.0020.02210.81
4.3.30.0020.02010.81
4.3.20.0020.02010.81
4.3.10.0030.01810.81
4.3.00.0020.01510.81

preferences:
50.22 ms | 400 KiB | 5 Q