3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(substr(substr('8qQpro+ABfT4aXOK7kb5u3Sm=VWJLw6E1GY0xDteyl/ZPid2M9NzcnCRFIUhHgsvj', 10, 0), 0, -10) === substr('8qQpro+ABfT4aXOK7kb5u3Sm=VWJLw6E1GY0xDteyl/ZPid2M9NzcnCRFIUhHgsvj', 10, -10)); var_dump(substr(substr('8qQpro+ABfT4aXOK7kb5u3Sm=VWJLw6E1GY0xDteyl/ZPid2M9NzcnCRFIUhHgsvj', 10, 0), 0, -10) === substr('8qQpro+ABfT4aXOK7kb5u3Sm=VWJLw6E1GY0xDteyl/ZPid2M9NzcnCRFIUhHgsvj', 10, -20));

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)
8.3.60.0070.01118.31
8.3.50.0210.00016.28
8.3.40.0150.00718.47
8.3.30.0090.00618.62
8.3.20.0000.00821.90
8.3.10.0050.00321.85
8.3.00.0080.00017.91
8.2.180.0090.00918.29
8.2.170.0110.00422.96
8.2.160.0100.00321.00
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00020.53
8.2.120.0000.00826.16
8.2.110.0030.00721.11
8.2.100.0080.00417.66
8.2.90.0050.00319.22
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0030.00617.91
8.2.50.0000.00918.10
8.2.40.0000.00920.44
8.2.30.0080.00019.02
8.2.20.0000.00917.89
8.2.10.0030.00517.96
8.2.00.0050.00217.96
8.1.280.0100.00725.92
8.1.270.0080.00022.09
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00921.25
8.1.230.0040.00719.17
8.1.220.0000.00917.74
8.1.210.0030.00618.77
8.1.200.0060.00317.22
8.1.190.0000.00817.10
8.1.180.0080.00018.10
8.1.170.0000.00818.57
8.1.160.0040.00418.70
8.1.150.0020.00520.17
8.1.140.0080.00019.41
8.1.130.0000.00918.70
8.1.120.0030.00517.29
8.1.110.0030.00517.37
8.1.100.0000.00717.39
8.1.90.0000.00817.37
8.1.80.0030.00517.31
8.1.70.0000.00817.38
8.1.60.0000.00817.51
8.1.50.0040.00417.43
8.1.40.0040.00417.37
8.1.30.0050.00317.50
8.1.20.0030.00517.50
8.1.10.0040.00417.36
8.1.00.0090.00017.30
8.0.300.0000.00820.06
8.0.290.0060.00316.63
8.0.280.0070.00018.34
8.0.270.0030.00317.09
8.0.260.0030.00316.59
8.0.250.0000.00616.83
8.0.240.0040.00416.67
8.0.230.0050.00216.75
8.0.220.0030.00316.84
8.0.210.0040.00416.70
8.0.200.0000.00616.75
8.0.190.0000.00816.73
8.0.180.0000.00716.80
8.0.170.0000.00816.88
8.0.160.0000.00816.68
8.0.150.0050.00216.67
8.0.140.0040.00416.79
8.0.130.0000.00613.15
8.0.120.0000.00716.62
8.0.110.0000.00716.85
8.0.100.0000.00816.88
8.0.90.0000.00716.66
8.0.80.0100.00716.71
8.0.70.0040.00416.70
8.0.60.0020.00516.86
8.0.50.0030.00316.75
8.0.30.0100.01016.86
8.0.20.0100.01217.40
8.0.10.0000.00716.94
8.0.00.0080.01116.71
7.4.330.0050.00015.55
7.4.320.0030.00316.44
7.4.300.0000.00716.47
7.4.290.0080.00416.39
7.4.280.0040.00416.60
7.4.270.0030.00316.36
7.4.260.0050.00013.10
7.4.250.0000.00716.48
7.4.240.0030.00416.60
7.4.230.0030.00316.66
7.4.220.0080.00916.52
7.4.210.0140.00316.64
7.4.200.0040.00416.36
7.4.160.0090.00716.56
7.4.150.0060.01217.40
7.4.140.0080.01017.86
7.4.130.0200.00316.38
7.4.120.0100.01016.36
7.4.110.0080.00816.45
7.4.100.0100.00716.48
7.4.90.0060.01116.38
7.4.80.0030.01419.39
7.4.70.0100.00716.57
7.4.60.0130.00316.31
7.4.50.0060.00616.57
7.4.40.0090.00616.26
7.4.30.0140.00416.62
7.4.00.0070.01014.73
7.3.330.0030.00313.10
7.3.320.0030.00312.96
7.3.310.0070.00016.36
7.3.300.0000.00716.19
7.3.290.0070.00916.23
7.3.280.0090.00916.22
7.3.270.0050.01117.40
7.3.260.0070.01016.44
7.3.250.0140.00816.26
7.3.240.0080.00816.50
7.3.230.0140.00316.43
7.3.210.0100.00616.54
7.3.200.0110.01116.43
7.3.190.0110.00516.28
7.3.180.0130.00316.42
7.3.170.0040.01316.35
7.3.160.0080.00816.20
7.3.120.0070.00714.69
7.3.110.0100.01014.55
7.3.100.0140.00014.97
7.3.90.0030.01414.76
7.3.80.0110.00014.87
7.3.70.0060.00914.71
7.3.60.0100.00614.61
7.3.50.0000.01014.62
7.3.40.0070.00714.80
7.3.30.0140.00314.67
7.3.20.0070.01016.74
7.3.10.0060.00316.64
7.3.00.0040.00816.53
7.2.330.0130.00316.57
7.2.320.0090.00916.50
7.2.310.0110.00516.27
7.2.300.0100.00716.45
7.2.290.0000.01616.59
7.2.240.0070.01415.11
7.2.230.0000.01415.05
7.2.220.0060.00914.70
7.2.210.0030.00914.95
7.2.200.0030.01614.95
7.2.190.0030.00714.54
7.2.180.0100.00715.05
7.2.170.0060.01014.81
7.2.160.0070.01014.95
7.2.150.0080.00816.77
7.2.140.0070.00716.60
7.2.130.0040.00916.78
7.2.120.0110.00516.70
7.2.110.0070.00716.65
7.2.100.0060.01016.79
7.2.90.0060.01116.84
7.2.80.0050.00916.63
7.2.70.0080.00716.80
7.2.60.0080.00816.68
7.2.50.0060.00716.73
7.2.40.0110.00516.71
7.2.30.0070.00516.77
7.2.20.0030.00616.66
7.2.10.0100.00516.70
7.2.00.0050.00616.84
7.1.330.0100.01015.84
7.1.320.0070.01015.74
7.1.310.0060.00615.71
7.1.300.0030.01015.79
7.1.290.0030.01015.76
7.1.280.0000.01215.70
7.1.270.0060.00915.54
7.1.260.0050.00315.74
7.1.250.0090.00715.67
7.1.240.0100.00715.80
7.1.230.0030.01015.52
7.1.220.0090.00615.73
7.1.210.0060.00315.46
7.1.200.0000.01115.61
7.1.190.0120.00015.48
7.1.180.0040.01115.41
7.1.170.0030.00715.55
7.1.160.0030.01215.92
7.1.150.0070.00715.78
7.1.140.0070.00715.57
7.1.130.0080.00415.73
7.1.120.0030.01015.66
7.1.110.0100.00315.70
7.1.100.0040.00415.78
7.1.90.0090.00615.86
7.1.80.0030.00615.78
7.1.70.0040.00716.42
7.1.60.0490.01024.51
7.1.50.0390.01224.42
7.1.40.0520.01224.12
7.1.30.0520.01224.17
7.1.20.0520.01524.23
7.1.10.0280.00815.11
7.1.00.0310.01015.03
7.0.330.0040.00814.85
7.0.320.0030.00915.16
7.0.310.0000.01115.31
7.0.300.0030.00715.17
7.0.290.0040.00715.04
7.0.280.0000.01015.21
7.0.270.0040.00415.40
7.0.260.0060.00614.92
7.0.250.0040.00715.10
7.0.240.0090.00315.31
7.0.230.0070.00715.02
7.0.220.0090.00015.25
7.0.210.0060.00615.17
7.0.200.0030.01214.90
7.0.190.0350.00914.96
7.0.180.0370.01214.72
7.0.170.0430.00814.96
7.0.160.0390.00414.66
7.0.150.0280.01014.70
7.0.140.0580.01114.79
7.0.130.0390.00714.74
7.0.120.0350.01014.89
7.0.110.0330.00814.81
7.0.100.0320.00914.95
7.0.90.0390.00714.71
7.0.80.0310.01014.86
7.0.70.0600.00714.85
7.0.60.0450.01214.61
7.0.50.0530.01214.86
7.0.40.0280.00713.88
7.0.30.0380.00613.99
7.0.20.0450.00713.88
7.0.10.0340.00613.98
7.0.00.0370.01013.96
5.6.380.0080.00314.32

preferences:
37.36 ms | 400 KiB | 5 Q