3v4l.org

run code in 300+ PHP versions simultaneously
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$cpt = 0; $strLen = str_len($string); for ($i = 0; $i < $strLen; $i++) { if ($string[$i] == '(') { $cpt++; } else if ($string[$cpt] == ')') { $cpt--; } print $cpt; } print $cpt;

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)
8.3.60.0120.00916.35
8.3.50.0190.01022.04
8.3.40.0090.00618.92
8.3.30.0060.00918.76
8.3.20.0000.00720.07
8.3.10.0000.00823.66
8.3.00.0080.00019.79
8.2.180.0090.00916.63
8.2.170.0000.01422.96
8.2.160.0100.00320.43
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0030.00521.08
8.2.120.0040.00426.35
8.2.110.0060.00320.41
8.2.100.0030.00717.91
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0100.00317.80
8.2.50.0060.00318.07
8.2.40.0070.00420.23
8.2.30.0020.00520.57
8.2.20.0000.00717.71
8.2.10.0040.00418.14
8.2.00.0000.00718.08
8.1.280.0170.00325.92
8.1.270.0090.00920.24
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0040.00423.88
8.1.230.0000.01217.64
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0000.00817.25
8.1.180.0000.00718.10
8.1.170.0030.00618.46
8.1.160.0070.00020.64
8.1.150.0000.00818.75
8.1.140.0030.00519.54
8.1.130.0000.00717.64
8.1.120.0000.00717.52
8.1.110.0000.00817.43
8.1.100.0050.00317.43
8.1.90.0040.00417.31
8.1.80.0040.00417.45
8.1.70.0000.00717.43
8.1.60.0040.00417.57
8.1.50.0080.00017.50
8.1.40.0080.00017.43
8.1.30.0000.00817.58
8.1.20.0000.00817.50
8.1.10.0040.00417.66
8.1.00.0000.00817.46
8.0.300.0050.00318.77
8.0.290.0030.00616.75
8.0.280.0070.00018.34
8.0.270.0030.00317.26
8.0.260.0030.00317.21
8.0.250.0000.00716.86
8.0.240.0060.00016.99
8.0.230.0030.00316.99
8.0.220.0040.00416.85
8.0.210.0050.00316.96
8.0.200.0000.00816.94
8.0.190.0080.00016.90
8.0.180.0070.00316.95
8.0.170.0050.00216.93
8.0.160.0030.00316.79
8.0.150.0060.00316.90
8.0.140.0040.00416.90
8.0.130.0000.00513.33
8.0.120.0000.00716.86
8.0.110.0030.00516.91
8.0.100.0000.00716.87
8.0.90.0050.00216.89
8.0.80.0070.01016.97
8.0.70.0070.00016.89
8.0.60.0070.00016.70
8.0.50.0030.00516.81
8.0.30.0080.00817.28
8.0.20.0190.00217.40
8.0.10.0000.00717.02
8.0.00.0100.00816.83
7.4.330.0000.00516.70
7.4.320.0030.00316.56
7.4.300.0000.00616.61
7.4.290.0030.00316.52
7.4.280.0040.00416.50
7.4.270.0000.00716.61
7.4.260.0070.00016.52
7.4.250.0040.00416.65
7.4.240.0040.00416.61
7.4.230.0030.00316.69
7.4.220.0110.01316.60
7.4.210.0100.00316.71
7.4.200.0030.00316.52
7.4.160.0060.00916.54
7.4.150.0170.00017.40
7.4.140.0120.01017.86
7.4.130.0080.01216.50
7.4.120.0070.01016.56
7.4.110.0080.01216.50
7.4.100.0130.01016.61
7.4.90.0150.00316.59
7.4.80.0070.01519.39
7.4.70.0060.01016.77
7.4.60.0100.00716.55
7.4.50.0090.00916.42
7.4.40.0130.00316.38
7.4.30.0100.01316.47
7.4.00.0130.00515.01
7.3.330.0060.00013.02
7.3.320.0000.00613.08
7.3.310.0030.00316.15
7.3.300.0030.00316.17
7.3.290.0090.00716.27
7.3.280.0070.01016.28
7.3.270.0130.01017.40
7.3.260.0100.00716.50
7.3.250.0110.01016.32
7.3.240.0100.00916.43
7.3.230.0080.00916.55
7.3.210.0130.01016.36
7.3.200.0030.01316.20
7.3.190.0100.01316.22
7.3.180.0090.00616.54
7.3.170.0130.00316.27
7.3.160.0070.01416.27
7.3.120.0110.00714.71
7.3.110.0080.00914.98
7.3.100.0140.00414.93
7.3.90.0040.00714.60
7.3.80.0060.00614.81
7.3.70.0070.00714.71
7.3.60.0150.00014.84
7.3.50.0030.01114.80
7.3.40.0000.01414.91
7.3.30.0060.00614.83
7.3.20.0110.00416.56
7.3.10.0080.00516.31
7.3.00.0060.00316.38
7.2.330.0040.01416.21
7.2.320.0030.01616.55
7.2.310.0110.00616.31
7.2.300.0030.01616.55
7.2.290.0120.00616.61
7.2.250.0030.00914.95
7.2.240.0110.00714.79
7.2.230.0060.00915.09
7.2.220.0000.00915.02
7.2.210.0000.01414.63
7.2.200.0100.00714.73
7.2.190.0000.01414.86
7.2.180.0030.01014.79
7.2.170.0060.01014.80
7.2.130.0000.00916.59
7.2.120.0030.00916.54
7.2.110.0060.00616.73
7.2.100.0080.00616.67
7.2.90.0160.00316.75
7.2.80.0100.00316.72
7.2.70.0090.00616.79
7.2.60.0050.01016.56
7.2.50.0100.00716.60
7.2.40.0110.00316.85
7.2.30.0030.00916.74
7.2.20.0040.00816.71
7.2.10.0130.00316.83
7.2.00.0040.01018.12
7.1.330.0030.01015.35
7.1.320.0060.00315.58
7.1.310.0070.00715.77
7.1.300.0070.00715.66
7.1.290.0040.00815.61
7.1.280.0030.01015.75
7.1.270.0030.00915.44
7.1.260.0000.00815.66
7.1.250.0070.00715.69
7.1.240.0000.00915.53
7.1.230.0060.00615.53
7.1.220.0070.01015.68
7.1.210.0030.00915.64
7.1.200.0080.00415.48
7.1.190.0030.01015.49
7.1.180.0100.00015.70
7.1.170.0100.00715.40
7.1.160.0130.00015.63
7.1.150.0070.00715.62
7.1.140.0030.00915.71
7.1.130.0040.00715.45
7.1.120.0030.00615.54
7.1.110.0110.00415.63
7.1.100.0040.00616.72
7.1.90.0060.00615.64
7.1.80.0060.00615.72
7.1.70.0100.00816.17
7.1.60.0080.01117.40
7.1.50.0050.01316.04
7.1.40.0080.00415.68
7.1.30.0100.00715.43
7.1.20.0070.00715.60
7.1.10.0040.00815.57
7.1.00.0030.04218.99
7.0.330.0040.00415.14
7.0.320.0110.00314.94
7.0.310.0070.00715.30
7.0.300.0000.01415.11
7.0.290.0070.00715.28
7.0.280.0030.00715.20
7.0.270.0000.00915.14
7.0.260.0000.01315.22
7.0.250.0040.00415.22
7.0.240.0100.00315.27
7.0.230.0090.00615.14
7.0.220.0030.00615.07
7.0.210.0080.00415.30
7.0.200.0030.00515.65
7.0.190.0090.00615.00
7.0.180.0000.00815.41
7.0.170.0090.00615.30
7.0.160.0100.00615.29
7.0.150.0110.00015.00
7.0.140.0120.00015.08
7.0.130.0040.00414.87
7.0.120.0100.00015.34
7.0.110.0030.01015.34
7.0.100.0060.00315.26
7.0.90.0060.00315.18
7.0.80.0040.00815.21
7.0.70.0000.01015.27
7.0.60.0070.04817.69
7.0.50.0080.03716.63
7.0.40.0080.03616.64
7.0.30.0150.03416.72
7.0.20.0110.02316.70
7.0.10.0100.03716.55
7.0.00.0040.03016.54
5.6.380.0070.00714.19
5.6.370.0050.00514.15
5.6.360.0080.00313.66
5.6.350.0060.00614.01
5.6.340.0090.00614.26
5.6.330.0040.00713.97
5.6.320.0030.00713.98
5.6.310.0030.01013.93
5.6.300.0070.00314.06
5.6.290.0070.00413.57
5.6.280.0040.00714.11
5.6.270.0030.00913.78
5.6.260.0100.00014.24
5.6.250.0050.00513.81
5.6.240.0060.00313.84
5.6.230.0060.00913.96
5.6.220.0040.00814.04
5.6.210.0070.02317.36
5.6.200.0040.02516.18
5.6.190.0070.04817.07
5.6.180.0170.02717.21
5.6.170.0150.04317.07
5.6.160.0080.03717.29
5.6.150.0050.04316.03
5.6.140.0070.04216.31
5.6.130.0060.02316.11
5.6.120.0080.02017.48
5.6.110.0050.04917.61
5.6.100.0090.03717.68
5.6.90.0020.03217.35
5.6.80.0110.04117.17
5.6.70.0060.00313.95
5.6.60.0000.01513.94
5.6.50.0090.00313.95
5.6.40.0000.01013.90
5.6.30.0060.00913.94
5.6.20.0000.01314.15
5.6.10.0130.00013.99
5.6.00.0000.00813.81
5.5.380.0060.00310.90
5.5.370.0040.00810.90
5.5.360.0030.00710.90
5.5.350.0060.02215.62
5.5.340.0020.02214.45
5.5.330.0080.02215.64
5.5.320.0170.04215.60
5.5.310.0170.01715.60
5.5.300.0050.04714.45
5.5.290.0070.04514.44
5.5.280.0070.02415.84
5.5.270.0020.04915.89
5.5.260.0050.04015.89
5.5.250.0040.04315.69
5.5.240.0150.04015.54
5.5.230.0060.00310.90
5.5.220.0040.00410.90
5.5.210.0070.00310.90
5.5.200.0060.00310.90
5.5.190.0040.00410.90
5.5.180.0000.00710.90
5.5.170.0060.00310.90
5.5.160.0030.00610.90
5.5.150.0000.00710.90
5.5.140.0000.00810.90
5.5.130.0070.00010.90
5.5.120.0130.00010.90
5.5.110.0020.00510.90
5.5.100.0000.00710.90
5.5.90.0100.00010.90
5.5.80.0110.00010.90
5.5.70.0060.00310.90
5.5.60.0060.00610.90
5.5.50.0000.01010.90
5.5.40.0040.00410.90
5.5.30.0060.00610.90
5.5.20.0030.00310.90
5.5.10.0060.00310.90
5.5.00.0000.01010.90
preferences:
54.24 ms | 401 KiB | 5 Q