3v4l.org

run code in 300+ PHP versions simultaneously
<?php function maybe_change_user_language( $selected_lang, $user_lang, $site_lang ) { if ( $selected_lang !== $site_lang ) { $user_lang = $selected_lang; } return $user_lang; } // Tests - Scroll to the bottom for results. function test_respect_user_language_preference( $expected, $site_lang, $user_lang, $selected_lang = 'English' ) { $user_lang = maybe_change_user_language( $selected_lang, $user_lang, $site_lang ); echo 'Expected: ', $expected, PHP_EOL; echo 'Actual: ', $user_lang, PHP_EOL; return 'Result: ' . ( $expected === $user_lang ? 'Pass' : 'Fail' ); } $tests = array( 'defaults with nothing selected' => array( 'expected' => 'English', 'site_lang' => 'English', 'user_lang' => 'English', 'selected_lang' => 'English', ), 'no existing preference and selects Spanish' => array( 'expected' => 'Spanish', 'site_lang' => 'English', 'user_lang' => 'English', 'selected_lang' => 'Spanish', ), 'already prefers Spanish and selects Spanish' => array( 'expected' => 'Spanish', 'site_lang' => 'English', 'user_lang' => 'Spanish', 'selected_lang' => 'Spanish', ), 'already prefers Spanish and selects nothing' => array( 'expected' => 'Spanish', 'site_language' => 'English', 'user_lang' => 'Spanish', 'selected_lang' => 'English', ), ); foreach ( $tests as $test => $args ) { $sep = str_pad( '', strlen( $test ), '=' ); echo $sep, PHP_EOL, $test, PHP_EOL, $sep, PHP_EOL; echo test_respect_user_language_preference( ...array_values( $args ) ), PHP_EOL, PHP_EOL; }

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)
8.5.00.0110.01420.13
8.4.150.0010.00114.05
8.4.140.0110.01317.64
8.4.130.0110.01017.69
8.4.120.0120.00823.90
8.4.110.0070.00719.38
8.4.100.0130.00718.75
8.4.90.0110.01118.80
8.4.80.0030.00617.91
8.4.70.0170.00417.80
8.4.60.0140.00818.81
8.4.50.0040.00718.38
8.4.40.0130.00717.52
8.4.30.0040.00420.18
8.4.20.0040.01819.72
8.4.10.0040.00417.57
8.3.280.0110.00918.44
8.3.270.0100.01016.48
8.3.260.0070.00216.48
8.3.250.0120.00819.05
8.3.240.0120.00417.16
8.3.230.0120.00416.42
8.3.220.0070.00318.96
8.3.210.0090.00918.34
8.3.200.0040.00416.52
8.3.190.0090.00917.41
8.3.180.0090.00919.09
8.3.170.0140.00417.00
8.3.160.0110.00718.42
8.3.150.0040.00418.36
8.3.140.0100.01019.18
8.3.130.0050.00518.60
8.3.120.0000.00918.92
8.3.110.0080.00820.94
8.3.100.0040.00418.28
8.3.90.0050.00326.77
8.3.80.0040.00418.54
8.3.70.0070.00716.62
8.3.60.0120.00916.49
8.3.50.0100.00719.79
8.3.40.0100.00320.22
8.3.30.0060.00918.50
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.290.0080.00720.24
8.2.280.0100.00916.66
8.2.270.0070.01117.29
8.2.260.0040.00416.48
8.2.250.0080.00018.31
8.2.240.0030.00616.92
8.2.230.0090.00022.58
8.2.220.0040.00824.06
8.2.210.0120.00326.77
8.2.200.0090.00318.29
8.2.190.0120.00616.63
8.2.180.0040.01425.92
8.2.170.0100.01018.79
8.2.160.0110.00422.96
8.2.150.0000.00725.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00819.54
8.2.110.0070.00320.56
8.2.100.0080.00417.91
8.2.90.0050.00318.97
8.2.80.0030.00618.03
8.2.70.0000.00917.63
8.2.60.0000.00817.63
8.2.50.0060.00618.10
8.2.40.0000.00818.34
8.2.30.0110.00018.00
8.2.20.0040.00420.45
8.2.10.0030.00517.81
8.2.00.0000.00819.19
8.1.330.0070.00821.88
8.1.320.0110.00717.77
8.1.310.0110.00718.45
8.1.300.0000.00917.56
8.1.290.0040.00730.84
8.1.280.0110.00425.92
8.1.270.0150.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.82
8.1.230.0090.00320.88
8.1.220.0080.00017.78
8.1.210.0060.00318.77
8.1.200.0030.00717.48
8.1.190.0080.00017.53
8.1.180.0070.00718.10
8.1.170.0030.00618.51
8.1.160.0070.00018.81
8.1.150.0000.00718.64
8.1.140.0040.00417.32
8.1.130.0080.00018.95
8.1.120.0000.00717.48
8.1.110.0040.00417.46
8.1.100.0040.00417.34
8.1.90.0000.00717.35
8.1.80.0000.00717.34
8.1.70.0030.00317.30
8.1.60.0030.00617.62
8.1.50.0030.00617.53
8.1.40.0120.00417.50
8.1.30.0000.00817.53
8.1.20.0000.00817.54
8.1.10.0190.00517.34
8.1.00.0120.00017.21
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0080.00020.17
8.0.270.0030.00519.76
8.0.260.0000.00718.51
8.0.250.0070.00016.97
8.0.240.0040.00416.93
8.0.230.0050.00217.00
8.0.220.0030.00316.93
8.0.210.0050.00316.92
8.0.200.0030.00317.00
8.0.190.0030.00516.95
8.0.180.0000.00716.89
8.0.170.0030.00516.95
8.0.160.0080.00016.91
8.0.150.0000.00816.91
8.0.140.0030.01116.79
8.0.130.0070.00516.87
8.0.120.0040.00916.82
8.0.110.0080.00416.79
8.0.100.0090.00616.64
8.0.90.0040.00816.74
8.0.80.0110.00016.74
8.0.70.0110.00016.79
8.0.60.0070.00716.82
8.0.50.0080.00416.77
8.0.30.0130.00316.88
8.0.20.0060.00616.88
8.0.10.0070.00316.89
7.4.330.0060.00015.55
7.4.320.0000.00616.48
7.4.300.0060.00016.52
7.4.290.0000.00816.42
7.4.280.0000.00816.61
7.4.270.0070.00616.42
7.4.260.0000.01116.34
7.4.250.0140.00016.35
7.4.240.0040.00816.30
7.4.230.0040.00916.48
7.4.220.0120.00416.41
7.4.210.0100.00316.49
7.4.200.0100.00516.46
7.4.190.0050.00516.57
7.4.180.0110.00316.48
7.4.160.0100.00316.50
7.4.150.0110.00816.35
7.4.140.0190.00016.31
7.4.130.0150.00316.29
7.4.120.0150.00316.36
7.4.110.0180.00016.50
7.4.100.0180.00016.38
7.4.90.0140.00516.39
7.4.80.0150.00316.29
7.4.70.0120.00616.44
7.4.60.0130.00616.38
7.4.50.0090.00916.32
7.4.40.0120.00616.39
7.4.30.0100.00716.45
7.4.20.0120.00516.32
7.4.10.0160.00316.23
7.4.00.0090.00916.42

preferences:
33.58 ms | 403 KiB | 5 Q