3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bin = "\x52\x51\x53\x50\x9c\x16\x06\x1e\x0e\x68\x00\x7c\x54\x55\x57\x56". "\xea\x15\x7c\x00\x00\xbc\x00\x7e\x31\xc0\x8e\xd0\x8e\xd8\xb0\x03". "\xcd\x10\xfc\xb8\x00\xb8\x8e\xc0\x31\xff\xb8\x6f\x7c\x89\xc6\xb4". "\x09\xb9\x0e\x00\xac\xab\xac\xab\xb0\x3a\xab\x5a\xe8\x10\x00\x88". "\xd6\xe8\x0b\x00\xb0\x20\xab\x80\xc4\x09\x49\x75\xe7\xeb\xfe\x88". "\xf7\xc0\xef\x04\x88\xf8\xe8\x0d\x00\xab\xc0\xe7\x04\x88\xf0\x28". "\xf8\xe8\x02\x00\xab\xc3\x04\x30\x3c\x3a\x72\x02\x04\x07\xc3\x53". "\x49\x44\x49\x42\x50\x53\x50\x49\x50\x43\x53\x44\x53\x45\x53\x53". "\x53\x46\x4c\x41\x58\x42\x58\x43\x58\x44\x58\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00". "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x55\xaa"; var_dump($bin); $pos = strpos(str_repeat("\x00", 4), $bin); echo "size: $pos bytes\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)
8.3.60.0110.00318.30
8.3.50.0120.00621.14
8.3.40.0090.00618.67
8.3.30.0150.00419.10
8.3.20.0110.00420.34
8.3.10.0080.00021.97
8.3.00.0000.00822.30
8.2.180.0100.01018.29
8.2.170.0040.01122.96
8.2.160.0130.00320.39
8.2.150.0040.00424.18
8.2.140.0100.00024.66
8.2.130.0000.00826.16
8.2.120.0050.00319.66
8.2.110.0080.00022.14
8.2.100.0040.00717.91
8.2.90.0040.00418.28
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0080.00018.04
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00718.00
8.2.20.0040.00417.73
8.2.10.0040.00417.68
8.2.00.0080.00017.65
8.1.280.0090.01225.92
8.1.270.0090.00620.36
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0000.01123.79
8.1.230.0060.00621.10
8.1.220.0000.00817.77
8.1.210.0030.00518.81
8.1.200.0030.00617.12
8.1.190.0000.00817.29
8.1.180.0030.00518.62
8.1.170.0040.00418.65
8.1.160.0040.00422.17
8.1.150.0040.00418.48
8.1.140.0000.00717.43
8.1.130.0030.00517.90
8.1.120.0000.00717.31
8.1.110.0000.00817.32
8.1.100.0020.00517.42
8.1.90.0040.00417.38
8.1.80.0000.00817.31
8.1.70.0030.00317.31
8.1.60.0000.00917.53
8.1.50.0000.00817.54
8.1.40.0080.00017.49
8.1.30.0000.00717.57
8.1.20.0060.00317.51
8.1.10.0080.00017.50
8.1.00.0040.00417.39
8.0.300.0080.00020.07
8.0.290.0000.00717.18
8.0.280.0030.00318.47
8.0.270.0000.00717.14
8.0.260.0000.00816.87
8.0.250.0070.00017.02
8.0.240.0070.00016.95
8.0.230.0070.00016.96
8.0.220.0030.00316.94
8.0.210.0040.00416.90
8.0.200.0000.00716.97
8.0.190.0090.00016.89
8.0.180.0000.01116.84
8.0.170.0000.00716.83
8.0.160.0000.00716.94
8.0.150.0070.00016.74
8.0.140.0040.00416.79
8.0.130.0060.00013.28
8.0.120.0050.00216.84
8.0.110.0040.00416.88
8.0.100.0070.00016.91
8.0.90.0050.00216.98
8.0.80.0090.00617.02
8.0.70.0050.00216.78
8.0.60.0000.00716.77
8.0.50.0040.00416.90
8.0.30.0100.01116.98
8.0.20.0090.01517.40
8.0.10.0000.00717.00
8.0.00.0120.00616.71
7.4.330.0040.00015.00
7.4.320.0030.00316.57
7.4.300.0070.00016.48
7.4.290.0050.00316.57
7.4.280.0070.00016.56
7.4.270.0040.00416.49
7.4.260.0030.00316.47
7.4.250.0000.00716.39
7.4.240.0030.00416.48
7.4.230.0070.00016.46
7.4.220.0110.00616.60
7.4.210.0040.01016.52
7.4.200.0030.00516.52
7.4.190.0030.00316.35
7.4.160.0160.00516.47
7.4.150.0150.00317.40
7.4.140.0100.00717.86
7.4.130.0040.01316.39
7.4.120.0100.00716.42
7.4.110.0070.01016.46
7.4.100.0040.01416.53
7.4.90.0110.00716.55
7.4.80.0180.00619.39
7.4.70.0090.00616.54
7.4.60.0110.00616.53
7.4.50.0020.00216.54
7.4.40.0030.01222.77
7.4.30.0140.00416.43
7.4.10.0070.01015.10
7.4.00.0050.01115.01
7.3.330.0000.00513.14
7.3.320.0050.00013.11
7.3.310.0030.00316.11
7.3.300.0040.00416.18
7.3.290.0100.00316.26
7.3.280.0090.00516.21
7.3.270.0170.00317.40
7.3.260.0090.00916.26
7.3.250.0100.00816.47
7.3.240.0110.01116.68
7.3.230.0090.00916.63
7.3.210.0110.00516.41
7.3.200.0080.01119.39
7.3.190.0060.01816.64
7.3.180.0090.01216.45
7.3.170.0100.00616.45
7.3.160.0180.00616.49
7.3.130.0070.01015.02
7.3.120.0050.01114.88
7.3.110.0070.01014.43
7.3.100.0060.01014.78
7.3.90.0060.00914.72
7.3.80.0040.00714.77
7.3.70.0140.00014.49
7.3.60.0110.00314.90
7.3.50.0100.00314.82
7.3.40.0070.00714.70
7.3.30.0030.00514.78
7.3.20.0040.00816.71
7.3.10.0060.00916.60
7.3.00.0080.00816.45
7.2.330.0170.00316.74
7.2.320.0100.00716.81
7.2.310.0110.00716.32
7.2.300.0070.01016.61
7.2.290.0060.00916.64
7.2.260.0090.00914.96
7.2.250.0030.01314.70
7.2.240.0040.01114.91
7.2.230.0090.00614.89
7.2.220.0060.00914.80
7.2.210.0070.00315.14
7.2.200.0040.01114.75
7.2.190.0070.00415.14
7.2.180.0030.00915.14
7.2.170.0070.00715.10
7.2.160.0030.00914.96
7.2.150.0070.00716.76
7.2.140.0070.00717.05
7.2.130.0100.00516.73
7.2.120.0040.00916.64
7.2.110.0090.00816.77
7.2.100.0080.00716.73
7.2.90.0060.00916.71
7.2.80.0100.00416.69
7.2.70.0070.00716.80
7.2.60.0100.00516.85
7.2.50.0070.00516.71
7.2.40.0080.00616.71
7.2.30.0080.00716.92
7.2.20.0060.00716.88
7.2.10.0110.00716.68
7.2.00.0070.00717.52
7.1.330.0060.00815.86
7.1.320.0110.00415.64
7.1.310.0090.00315.79
7.1.300.0070.00715.68
7.1.290.0030.01015.99
7.1.280.0100.00316.00
7.1.270.0070.00715.75
7.1.260.0040.00715.63
7.1.250.0110.00215.88
7.1.240.0100.00515.64
7.1.230.0040.00915.73
7.1.220.0050.00615.75
7.1.210.0060.00815.74
7.1.200.0060.00815.86
7.1.190.0090.00415.75
7.1.180.0090.00815.64
7.1.170.0100.00615.77
7.1.160.0060.00715.71
7.1.150.0090.00615.80
7.1.140.0030.01415.81
7.1.130.0070.00615.74
7.1.120.0060.00915.76
7.1.110.0070.00815.71
7.1.100.0030.00816.34
7.1.90.0050.00715.70
7.1.80.0070.00815.62
7.1.70.0050.00715.93
7.1.60.0090.00716.77
7.1.50.0040.01316.01
7.1.40.0060.00815.74
7.1.30.0060.00515.80
7.1.20.0060.00815.63
7.1.10.0070.00515.84
7.1.00.0050.01617.43
7.0.330.0090.00615.42
7.0.320.0070.00715.33
7.0.310.0040.00815.26
7.0.300.0050.00815.38
7.0.290.0070.00515.30
7.0.280.0080.00715.31
7.0.270.0070.00615.30
7.0.260.0080.00415.27
7.0.250.0070.00815.41
7.0.240.0080.00415.43
7.0.230.0040.00815.26
7.0.220.0070.00815.46
7.0.210.0070.00615.29
7.0.200.0070.00715.67
7.0.190.0030.00915.42
7.0.180.0070.00715.33
7.0.170.0050.00815.40
7.0.160.0060.00615.19
7.0.150.0090.00415.38
7.0.140.0080.02117.03
7.0.130.0070.00715.21
7.0.120.0090.00415.19
7.0.110.0120.00415.48
7.0.100.0060.02116.55
7.0.90.0070.02316.42
7.0.80.0180.02216.44
7.0.70.0150.01616.52
7.0.60.0170.01216.57
7.0.50.0150.01616.54
7.0.40.0030.01615.26
7.0.30.0080.01515.12
7.0.20.0080.01315.19
7.0.10.0050.02315.07
7.0.00.0050.01815.20
5.6.400.0060.00614.11
5.6.390.0000.01714.48
5.6.380.0050.00614.36
5.6.370.0060.00514.37
5.6.360.0060.00614.38
5.6.350.0040.01014.42
5.6.340.0060.00814.38
5.6.330.0050.00814.36
5.6.320.0030.01014.28
5.6.310.0050.00714.20
5.6.300.0080.00614.12
5.6.290.0060.00714.31
5.6.280.0050.02515.99
5.6.270.0070.00514.34
5.6.260.0040.00814.43
5.6.250.0060.02115.75
5.6.240.0100.01915.91
5.6.230.0070.01715.86
5.6.220.0050.01415.88
5.6.210.0070.01615.87
5.6.200.0050.01915.82
5.6.190.0050.01616.00
5.6.180.0060.01616.14
5.6.170.0090.01316.00
5.6.160.0060.01415.84
5.6.150.0040.01815.89
5.6.140.0090.01615.93
5.6.130.0080.01215.92
5.6.120.0060.01915.98
5.6.110.0060.02616.02
5.6.100.0090.01615.94
5.6.90.0080.02515.94
5.6.80.0090.02415.74
5.6.70.0120.02315.77
5.6.60.0050.02715.56
5.6.50.0090.02615.71
5.6.40.0080.02415.83
5.6.30.0100.02315.80
5.6.20.0100.02115.79
5.6.10.0090.01515.70
5.6.00.0060.02315.82
5.5.380.0070.02314.04
5.5.370.0070.01214.15
5.5.360.0070.02214.20
5.5.350.0070.01214.07
5.5.340.0050.01314.22
5.5.330.0070.01514.32
5.5.320.0060.01814.17
5.5.310.0070.01414.19
5.5.300.0030.01514.17
5.5.290.0050.01514.33
5.5.280.0070.01814.30
5.5.270.0040.01414.33
5.5.260.0060.02714.37
5.5.250.0070.02714.12
5.5.240.0050.02414.12
5.5.230.0060.01613.97
5.5.220.0070.02414.13
5.5.210.0070.02214.02
5.5.200.0080.01413.95
5.5.190.0050.02614.11
5.5.180.0020.02213.95
5.5.170.0100.00512.89
5.5.160.0060.02613.98
5.5.150.0080.02414.02
5.5.140.0060.02214.11
5.5.130.0070.02614.06
5.5.120.0050.02614.01
5.5.110.0070.01613.99
5.5.100.0040.02714.13
5.5.90.0090.02114.15
5.5.80.0070.02614.04
5.5.70.0080.02313.85
5.5.60.0060.02213.96
5.5.50.0050.01413.99
5.5.40.0080.02214.06
5.5.30.0080.02114.07
5.5.20.0060.02613.99
5.5.10.0070.01613.91
5.5.00.0070.02314.04
5.4.450.0040.01113.65
5.4.440.0070.01013.71
5.4.430.0060.02113.59
5.4.420.0070.02213.79
5.4.410.0100.01913.69
5.4.400.0070.02213.53
5.4.390.0060.02313.52
5.4.380.0040.02213.49
5.4.370.0050.02413.62
5.4.360.0090.01913.57
5.4.350.0050.02213.64
5.4.340.0040.02313.61
5.4.330.0040.00711.84
5.4.320.0030.01913.60
5.4.310.0080.01913.62
5.4.300.0070.02113.57
5.4.290.0040.01413.51
5.4.280.0050.02313.40
5.4.270.0040.02613.54
5.4.260.0060.02313.48
5.4.250.0060.02113.70
5.4.240.0040.01813.54
5.4.230.0050.02113.56
5.4.220.0090.02013.53
5.4.210.0030.02513.54
5.4.200.0060.02113.65
5.4.190.0080.02113.55
5.4.180.0070.01913.55
5.4.170.0050.02013.45
5.4.160.0060.01813.50
5.4.150.0040.02513.53
5.4.140.0050.02212.83
5.4.130.0060.02012.82
5.4.120.0050.02412.97
5.4.110.0030.01713.02
5.4.100.0070.01312.97
5.4.90.0020.02112.86
5.4.80.0080.01812.85
5.4.70.0030.01812.84
5.4.60.0060.02112.89
5.4.50.0080.01612.94
5.4.40.0040.02512.90
5.4.30.0050.02412.83
5.4.20.0050.01612.83
5.4.10.0090.01812.88
5.4.00.0070.02012.76
5.3.290.0020.02512.29
5.3.280.0050.02212.16
5.3.270.0040.02612.24
5.3.260.0050.02212.23
5.3.250.0040.02312.26
5.3.240.0030.02212.16
5.3.230.0060.01612.25
5.3.220.0050.02212.10
5.3.210.0050.02112.08
5.3.200.0040.02412.15
5.3.190.0050.02512.12
5.3.180.0040.02312.17
5.3.170.0060.02012.13
5.3.160.0050.02112.20
5.3.150.0070.02012.13
5.3.140.0080.02012.20
5.3.130.0140.01412.13
5.3.120.0070.02012.14
5.3.110.0050.01812.16
5.3.100.0070.01912.10
5.3.90.0060.01412.11
5.3.80.0080.02211.99
5.3.70.0050.01712.01
5.3.60.0050.02212.13
5.3.50.0060.01912.06
5.3.40.0070.02012.05
5.3.30.0060.02212.07
5.3.20.0080.01912.10
5.3.10.0040.02212.02
5.3.00.0050.02112.05
5.2.170.0070.02111.49
5.2.160.0030.01811.49
5.2.150.0060.01511.49
5.2.140.0060.02411.49
5.2.130.0080.02111.49
5.2.120.0020.02411.49
5.2.110.0060.02311.49
5.2.100.0090.02011.49
5.2.90.0040.02611.49
5.2.80.0070.02411.49
5.2.70.0060.02111.49
5.2.60.0090.01511.49
5.2.50.0050.02411.49
5.2.40.0060.02511.49
5.2.30.0060.02311.49
5.2.20.0060.02311.49
5.2.10.0040.01511.49
5.2.00.0060.01811.49
5.1.60.0060.01911.49
5.1.50.0060.01811.49
5.1.40.0050.01811.49
5.1.30.0040.02311.49
5.1.20.0050.02011.49
5.1.10.0070.01911.49
5.1.00.0080.01711.49
5.0.50.0070.01411.49
5.0.40.0040.01811.49
5.0.30.0040.02011.49
5.0.20.0030.01611.49
5.0.10.0020.01411.49
5.0.00.0000.01711.49
4.4.90.0010.01511.49
4.4.80.0040.01411.49
4.4.70.0030.00711.49
4.4.60.0050.01411.49
4.4.50.0040.01211.49
4.4.40.0030.02011.49
4.4.30.0060.01211.49
4.4.20.0020.01211.49
4.4.10.0030.01211.49
4.4.00.0040.01811.49
4.3.110.0030.00711.49
4.3.100.0050.01211.49
4.3.90.0020.01511.49
4.3.80.0020.02111.49
4.3.70.0030.01211.49
4.3.60.0030.01311.49
4.3.50.0020.01311.49
4.3.40.0020.01611.49
4.3.30.0010.01611.49
4.3.20.0010.01611.49
4.3.10.0030.01411.49
4.3.00.0040.01311.49

preferences:
58.63 ms | 400 KiB | 5 Q