3v4l.org

run code in 300+ PHP versions simultaneously
<?php function braceCheck($values) { for ($i = 0; $i <= count($values) - 1; $i++) { $braces = str_split($values[$i]); $values[$i] = isValid($braces); } return $values; } function isValid($braces) { $available = ['{' => '}', '(' => ')', '[' => ']']; $opened = []; $closed = []; for ($i = 0; $i <= count($braces) - 1; $i++) { if (in_array($braces[$i], array_keys($available))) { $opened[] = $braces[$i]; continue; } $closed[] = $braces[$i]; } return match($available, $opened, $closed); } function match($available, $opened, $closed) { $last_open = $opened[count($opened) - 1]; $opened = array_values($opened); $closed = array_values($closed); if (count($opened) !== count($closed)) { echo 'count off'; return 'NO'; } // Check for invalid nesting or non-consecutive braces if(!testValidity($available, $last_open, $opened, $closed)) { return 'NO'; } if (count($opened) >= 1) { $result = match( $available, array_slice($opened, 0, -1), array_slice($closed, 1) ); } return 'YES'; } function testValidity($available, $last_open, $opened, $closed) { if ($available[$last_open] !== $closed[0]) { if ($available[$opened[0]] === $closed[0]) { return true; } return false; } return true; } $values = ['{[()]}', '{[(]}', '{}()[]', '{]}[']; var_dump(braceCheck($values)); ?>

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)
8.3.60.0030.01218.43
8.3.50.0090.00616.27
8.3.40.0100.00718.80
8.3.30.0140.00318.76
8.3.20.0040.00419.14
8.3.10.0040.00420.78
8.3.00.0040.00417.78
8.2.180.0140.00718.41
8.2.170.0140.00022.96
8.2.160.0090.00620.82
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0090.00019.64
8.2.120.0070.00026.35
8.2.110.0040.00420.55
8.2.100.0040.00817.66
8.2.90.0000.00917.48
8.2.80.0050.00318.73
8.2.70.0040.00417.55
8.2.60.0070.00017.78
8.2.50.0000.00818.10
8.2.40.0000.00820.93
8.2.30.0050.00319.18
8.2.20.0070.00017.91
8.2.10.0040.00418.00
8.2.00.0040.00419.36
8.1.280.0060.00825.92
8.1.270.0050.00323.97
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0070.00323.86
8.1.230.0070.00420.90
8.1.220.0000.00918.47
8.1.210.0080.00018.77
8.1.200.0080.00017.10
8.1.190.0080.00016.96
8.1.180.0000.00818.10
8.1.170.0060.00318.47
8.1.160.0040.00418.61
8.1.150.0070.00018.75
8.1.140.0000.00717.57
8.1.130.0050.00518.85
8.1.120.0000.00817.35
8.1.110.0000.00817.36
8.1.100.0030.00417.34
8.1.90.0000.00717.19
8.1.80.0050.00317.21
8.1.70.0060.00317.28
8.1.60.0000.00717.42
8.1.50.0030.00517.29
8.1.40.0080.00317.27
8.1.30.0050.00317.57
8.1.20.0040.00417.52
8.1.10.0040.00417.43
8.1.00.0040.00417.35
8.0.300.0080.00318.77
8.0.290.0000.00717.05
8.0.280.0000.00718.44
8.0.270.0080.00017.20
8.0.260.0000.00918.89
8.0.250.0070.00016.93
8.0.240.0100.00016.94
8.0.230.0070.00016.96
8.0.220.0040.00416.80
8.0.210.0040.00416.84
8.0.200.0030.00316.91
8.0.190.0070.00016.94
8.0.180.0000.00716.88
8.0.170.0000.00816.79
8.0.160.0000.00716.96
8.0.150.0040.00416.82
8.0.140.0070.00016.71
8.0.130.0030.00313.38
8.0.120.0000.00716.74
8.0.110.0000.00916.75
8.0.100.0000.00816.79
8.0.90.0000.00716.83
8.0.80.0070.01116.90
8.0.70.0030.00316.97
8.0.60.0070.00016.76
8.0.50.0040.00416.86
8.0.30.0120.00716.91
8.0.20.0110.01117.40
8.0.10.0000.00717.01
8.0.00.0110.00716.57
7.4.330.0030.00315.55
7.4.320.0030.00316.44
7.4.300.0030.00316.69
7.4.290.0040.00416.49
7.4.280.0000.00716.50
7.4.270.0030.00516.46
7.4.260.0060.00616.63
7.4.250.0040.00416.60
7.4.240.0030.00316.55
7.4.230.0000.00716.48
7.4.220.0000.00716.72
7.4.210.0060.01016.56
7.4.200.0030.00516.74
7.4.160.0080.00916.58
7.4.140.0130.01017.86
7.4.130.0100.00716.57
7.4.120.0090.01016.61
7.4.110.0080.00816.72
7.4.100.0180.00616.64
7.4.90.0080.00816.52
7.4.80.0080.00919.39
7.4.70.0120.00616.50
7.4.60.0100.00716.60
7.4.50.0040.01116.63
7.4.40.0070.01016.31
7.4.10.0070.01015.21
7.4.00.0090.00814.98
7.3.330.0000.00513.33
7.3.320.0040.00413.45
7.3.310.0030.00316.31
7.3.300.0050.00316.40
7.3.290.0000.00716.33
7.3.280.0030.01716.46
7.3.260.0080.01116.51
7.3.240.0070.01016.58
7.3.230.0070.01016.58
7.3.210.0150.00316.51
7.3.200.0030.01416.63
7.3.190.0000.01716.80
7.3.180.0090.00616.47
7.3.170.0080.00816.51
7.3.160.0040.01516.46
7.3.130.0040.01114.91
7.3.120.0000.01414.92
7.3.110.0190.00014.70
7.3.100.0030.00814.98
7.3.90.0110.00314.70
7.3.80.0060.00614.96
7.3.70.0030.00714.49
7.3.60.0040.00814.63
7.3.50.0000.01114.86
7.3.40.0090.00614.89
7.3.30.0040.00415.04
7.3.20.0040.01116.78
7.3.10.0090.00516.70
7.3.00.0070.00916.60
7.2.330.0160.00816.43
7.2.320.0070.01016.82
7.2.310.0100.01016.64
7.2.300.0030.01916.86
7.2.290.0060.01316.60
7.2.260.0040.01415.13
7.2.250.0090.00915.38
7.2.240.0000.01615.08
7.2.230.0120.00615.37
7.2.220.0030.01415.20
7.2.210.0040.00415.25
7.2.200.0060.01015.13
7.2.190.0110.00415.24
7.2.180.0000.01015.33
7.2.170.0110.00415.17
7.2.160.0050.00515.04
7.2.150.0070.00717.01
7.2.140.0000.00917.02
7.2.130.0060.00816.84
7.2.120.0060.00816.95
7.2.110.0060.00916.99
7.2.100.0060.00916.88
7.2.90.0070.00717.01
7.2.80.0060.00716.98
7.2.70.0080.00516.95
7.2.60.0910.00716.67
7.2.50.1020.00816.56
7.2.40.0840.00716.67
7.2.30.0890.00816.71
7.2.20.0930.00816.61
7.2.10.0820.00916.70
7.2.00.0820.01116.63
7.1.330.0030.01415.77
7.1.320.0060.00615.75
7.1.310.0030.01015.89
7.1.300.0070.01015.55
7.1.290.0000.01115.75
7.1.280.0040.01115.86
7.1.270.0120.00316.00
7.1.260.0000.00815.76
7.1.250.0030.00915.80
7.1.240.0100.00715.88
7.1.230.0000.01415.87
7.1.220.0030.00915.71
7.1.210.0040.01215.85
7.1.200.0040.00715.77
7.1.190.0060.00315.54
7.1.180.0060.01015.73
7.1.170.1980.00814.93
7.1.160.2430.00616.16
7.1.150.2030.01116.40
7.1.140.1830.00916.35
7.1.130.2190.01016.38
7.1.120.0090.00816.39
7.1.110.0060.01315.99
7.1.100.2510.01115.94
7.1.90.2720.01115.96
7.1.80.2430.00815.78
7.1.70.2290.01015.31
7.1.60.2280.00824.43
7.1.50.2800.00624.54
7.1.40.2510.00924.21
7.1.30.3030.01424.38
7.1.20.3410.01124.27
7.1.10.3400.00915.07
7.1.00.3200.01015.42
7.0.330.0030.01015.47
7.0.320.0030.00515.34
7.0.310.0000.01115.59
7.0.300.0030.01015.18
7.0.290.0130.00015.60
7.0.280.0000.00915.49
7.0.270.0030.01015.41
7.0.260.0060.00315.53
7.0.250.0030.00615.43
7.0.240.0000.01215.35
7.0.230.0070.00415.59
7.0.220.0090.00615.39
7.0.210.0070.00315.18
7.0.200.0030.00715.49
7.0.190.0000.01215.39
7.0.180.0070.01015.45
7.0.170.0060.00915.16
7.0.160.0080.00315.43
7.0.150.0030.01015.34
7.0.140.0080.00015.29
7.0.130.0030.01115.48
7.0.120.0100.00315.54
7.0.110.0060.00915.32
7.0.100.0100.00315.33
7.0.90.0070.01015.50
7.0.80.0070.00715.55
7.0.70.0060.00915.18
7.0.60.0080.00015.50
7.0.50.0040.01115.59
7.0.40.0000.01413.50
7.0.30.0000.00913.48
7.0.20.0030.00713.28
7.0.10.0040.00813.64
7.0.00.0030.00913.54
5.6.400.0000.01414.57
5.6.390.0040.00814.47
5.6.380.0080.00314.50
5.6.370.0040.00714.55
5.6.360.0080.00014.78
5.6.350.0110.00014.45
5.6.340.0070.00314.54
5.6.330.0040.00814.69
5.6.320.0000.01114.42
5.6.310.0000.01014.49
5.6.300.0030.01014.43
5.6.290.0030.01014.75
5.6.280.0120.00614.62
5.6.270.0120.00614.67
5.6.260.0000.01014.32
5.6.250.0090.00614.27
5.6.240.0040.01214.27
5.6.230.0000.01214.47
5.6.220.0040.01114.27
5.6.210.0030.00714.48
5.6.200.0040.00414.29
5.6.190.0100.00714.50
5.6.180.0060.01014.36
5.6.170.0060.00914.50
5.6.160.0060.00914.42
5.6.150.0080.00414.38
5.6.140.0040.00714.43
5.6.130.0030.01014.52
5.6.120.0100.00314.36
5.6.110.0040.00414.46
5.6.100.0100.00014.64
5.6.90.0100.00314.23
5.6.80.0070.00714.33
5.6.70.0040.01114.27
5.6.60.0030.01414.49
5.6.50.0000.01014.32
5.6.40.0050.00514.29
5.6.30.0030.01014.43
5.6.20.0080.00514.09
5.6.10.0040.01114.51
5.6.00.0110.00414.23

preferences:
59.78 ms | 401 KiB | 5 Q