3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '\x30'; $a = str_replace($a, '\x', ''); echo hex2bin($a);

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)
8.3.40.0120.00918.47
8.3.30.0100.00318.69
8.3.20.0060.00318.65
8.3.10.0000.00818.60
8.3.00.0080.00019.26
8.2.170.0150.00022.96
8.2.160.0030.01321.02
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.33
8.2.110.0090.00321.04
8.2.100.0070.00417.84
8.2.90.0070.00319.30
8.2.80.0030.00619.34
8.2.70.0070.00317.63
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0040.00418.02
8.2.20.0070.00017.58
8.2.10.0070.00017.62
8.2.00.0070.00017.63
8.1.270.0050.00224.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00622.46
8.1.230.0040.00820.97
8.1.220.0040.00417.74
8.1.210.0040.00418.84
8.1.200.0040.00417.34
8.1.190.0080.00017.51
8.1.180.0050.00318.10
8.1.170.0060.00318.79
8.1.160.0000.00718.82
8.1.150.0040.00418.53
8.1.140.0080.00017.29
8.1.130.0000.00817.75
8.1.120.0040.00417.29
8.1.110.0040.00417.43
8.1.100.0000.00717.27
8.1.90.0000.00717.23
8.1.80.0000.00817.39
8.1.70.0050.00217.34
8.1.60.0090.00017.56
8.1.50.0030.00617.39
8.1.40.0000.00717.45
8.1.30.0000.00817.61
8.1.20.0050.00317.64
8.1.10.0000.00817.51
8.1.00.0060.00317.43
8.0.300.0040.00420.03
8.0.290.0040.00416.75
8.0.280.0050.00218.39
8.0.270.0070.00017.29
8.0.260.0030.00316.68
8.0.250.0040.00416.83
8.0.240.0000.00716.85
8.0.230.0030.00316.89
8.0.220.0000.00716.80
8.0.210.0070.00016.71
8.0.200.0030.00316.88
8.0.190.0050.00316.86
8.0.180.0080.00316.75
8.0.170.0050.00316.78
8.0.160.0000.00816.77
8.0.150.0000.00816.74
8.0.140.0000.00716.78
8.0.130.0000.00513.26
8.0.120.0000.00816.72
8.0.110.0080.00016.84
8.0.100.0070.00016.70
8.0.90.0050.00216.93
8.0.80.0000.01516.83
8.0.70.0080.00016.89
8.0.60.0020.00516.77
8.0.50.0000.00716.71
8.0.30.0090.01217.13
8.0.20.0130.01016.84
8.0.10.0000.00816.84
8.0.00.0110.00916.69
7.4.330.0000.00512.93
7.4.320.0030.00316.57
7.4.300.0060.00016.52
7.4.290.0000.00916.48
7.4.280.0040.00416.52
7.4.270.0030.00316.51
7.4.260.0070.00013.20
7.4.250.0000.00816.50
7.4.240.0030.00316.39
7.4.230.0050.00216.32
7.4.220.0140.01816.38
7.4.210.0090.00716.50
7.4.200.0070.00016.53
7.4.190.0040.00416.33
7.4.160.0070.01416.48
7.4.150.0100.00716.52
7.4.140.0060.01216.35
7.4.130.0080.01216.34
7.4.120.0070.01016.50
7.4.110.0050.01116.32
7.4.100.0030.01516.43
7.4.90.0130.00716.44
7.4.80.0120.00919.39
7.4.70.0060.01516.38
7.4.60.0100.00616.39
7.4.50.0060.00616.20
7.4.40.0030.01016.34
7.4.30.0160.00416.61
7.4.00.0080.00914.76
7.3.330.0060.00013.07
7.3.320.0060.00012.88
7.3.310.0000.00716.24
7.3.300.0030.00316.16
7.3.290.0130.00316.10
7.3.280.0080.01116.18
7.3.270.0170.00016.29
7.3.260.0130.00616.33
7.3.250.0130.00816.29
7.3.240.0200.00316.16
7.3.230.0090.00916.51
7.3.210.0080.00816.23
7.3.200.0150.00816.39
7.3.190.0000.01716.29
7.3.180.0100.01016.31
7.3.170.0070.01416.39
7.3.160.0140.00716.16
7.3.120.0040.01314.75
7.3.110.0070.00714.68
7.3.100.0050.00814.71
7.3.90.0040.00714.53
7.3.80.0040.00614.55
7.3.70.0090.00514.49
7.3.60.0070.00714.42
7.3.50.0050.01014.59
7.3.40.0080.00414.77
7.3.30.0060.00814.42
7.3.20.0060.00616.42
7.3.10.0070.01016.40
7.3.00.0050.00816.50
7.2.330.0160.00316.67
7.2.320.0030.01316.61
7.2.310.0160.00316.70
7.2.300.0030.01316.48
7.2.290.0090.01316.50
7.2.250.0090.01214.69
7.2.240.0110.00614.69
7.2.230.0060.00914.98
7.2.220.0070.00714.99
7.2.210.0020.01114.66
7.2.200.0080.00814.84
7.2.190.0050.01014.63
7.2.180.0030.00814.76
7.2.170.0070.00614.88
7.2.00.0040.01119.41
7.1.330.0070.00715.62
7.1.320.0100.00315.52
7.1.310.0050.00915.58
7.1.300.0090.00315.48
7.1.290.0050.00615.58
7.1.280.0030.00815.72
7.1.270.0030.00715.66
7.1.260.0050.01015.59
7.1.70.0030.00617.16
7.1.60.0100.01619.40
7.1.50.0070.00716.99
7.1.00.0100.06322.48
7.0.200.0040.00416.70
7.0.140.0100.06722.04
7.0.120.0000.07022.05
7.0.60.0030.07320.07
7.0.50.0070.08317.86
7.0.40.0170.03319.96
7.0.30.0230.07320.09
7.0.20.0270.03720.16
7.0.10.0070.07720.18
7.0.00.0170.04320.04
5.6.210.0130.07020.64
5.6.200.0070.08318.16
5.6.190.0100.08320.33
5.6.180.0300.05320.63
5.6.170.0270.04720.45
5.6.160.0030.04320.48
5.6.150.0070.07018.09
5.6.140.0070.07718.13
5.6.130.0070.09018.20
5.6.120.0030.04021.09
5.6.110.0230.07321.11
5.6.100.0030.09020.88
5.6.90.0070.08720.97
5.6.80.0070.03720.36
5.5.350.0170.08320.51
5.5.340.0070.03717.96
5.5.330.0030.08720.46
5.5.320.0400.06720.21
5.5.310.0330.07320.18
5.5.300.0130.05317.98
5.5.290.0070.07717.96
5.5.280.0000.04720.79
5.5.270.0000.05720.85
5.5.260.0030.04320.87
5.5.250.0170.07020.53
5.5.240.0070.07020.14
5.4.450.0230.06719.33
5.4.440.0000.06719.40
5.4.430.0030.05019.11
5.4.420.0030.04019.26
5.4.410.0030.07019.36
5.4.400.0070.05318.81
5.4.390.0000.04318.79
5.4.380.0100.07018.79
5.4.370.0100.05719.22
5.4.360.0130.06719.14
5.4.350.0030.04019.08
5.4.340.0070.07019.18
5.4.320.0000.08318.79
5.4.310.0130.07319.00
5.4.300.0170.06719.15
5.4.290.0030.05018.91
5.4.280.0030.04319.18
5.4.270.0030.06319.11
5.4.260.0000.05018.80
5.4.250.0100.07019.18
5.4.240.0030.04019.15
5.4.230.0070.07719.02
5.4.220.0030.05019.14
5.4.210.0000.08319.13
5.4.200.0070.04019.13
5.4.190.0130.05718.78
5.4.180.0070.03719.16
5.4.170.0070.08019.10
5.4.160.0070.07019.05
5.4.150.0130.05319.15
5.4.140.0100.08016.25
5.4.130.0100.07016.16
5.4.120.0030.07316.29
5.4.110.0100.06316.34
5.4.100.0170.04716.24
5.4.90.0070.04316.14
5.4.80.0030.03716.32
5.4.70.0100.05716.39
5.4.60.0030.05016.23
5.4.50.0070.03316.33
5.4.40.0170.03316.22
5.4.30.0100.05716.34
5.4.20.0030.04716.25
5.4.10.0030.08016.25
5.4.00.0070.05015.79
5.3.290.0070.07014.63
5.3.280.0000.05014.52
5.3.270.0030.05014.50
5.3.260.0100.04314.39
5.3.250.0030.07714.53
5.3.240.0170.03314.39
5.3.230.0100.04314.56
5.3.220.0000.05014.50
5.3.210.0130.06014.38
5.3.200.0030.05714.52
5.3.190.0100.07314.51
5.3.180.0030.04314.49
5.3.170.0030.07714.50
5.3.160.0170.06714.45
5.3.150.0070.03714.48
5.3.140.0030.07714.48
5.3.130.0130.07714.47
5.3.120.0070.07314.48
5.3.110.0170.07014.48
5.3.100.0030.07713.96
5.3.90.0100.06713.99
5.3.80.0100.07313.99
5.3.70.0030.05713.99
5.3.60.0130.04013.98
5.3.50.0070.04713.89
5.3.40.0070.04313.91
5.3.30.0070.07013.94
5.3.20.0030.07313.50
5.3.10.0130.06313.58
5.3.00.0030.05313.42
5.2.170.0100.06011.30
5.2.160.0070.03711.11
5.2.150.0030.04311.22
5.2.140.0000.04311.11
5.2.130.0070.05311.25
5.2.120.0030.05311.04
5.2.110.0070.06011.25
5.2.100.0030.05711.25
5.2.90.0000.03311.08
5.2.80.0070.02711.24
5.2.70.0030.03311.03
5.2.60.0200.03311.05
5.2.50.0000.04010.96
5.2.40.0070.04710.81
5.2.30.0030.04710.87
5.2.20.0030.06011.03
5.2.10.0100.05010.85
5.2.00.0030.06010.86
5.1.60.0070.0539.89
5.1.50.0030.05010.14
5.1.40.0000.0439.98
5.1.30.0000.05010.34
5.1.20.0070.05010.35
5.1.10.0070.05310.05
5.1.00.0070.0409.97
5.0.50.0030.0208.44
5.0.40.0070.0208.55
5.0.30.0030.0378.23
5.0.20.0000.0408.18
5.0.10.0030.0338.22
5.0.00.0070.0538.15
4.4.90.0100.0077.69
4.4.80.0000.0207.69
4.4.70.0070.0307.69
4.4.60.0030.0237.69
4.4.50.0030.0337.69
4.4.40.0030.0577.69
4.4.30.0000.0307.69
4.4.20.0070.0177.69
4.4.10.0030.0377.69
4.4.00.0000.0507.69
4.3.110.0030.0177.69
4.3.100.0030.0337.69
4.3.90.0000.0177.69
4.3.80.0030.0537.69
4.3.70.0000.0277.69
4.3.60.0030.0137.69
4.3.50.0000.0177.69
4.3.40.0070.0237.69
4.3.30.0000.0307.69
4.3.20.0030.0177.69
4.3.10.0000.0337.69
4.3.00.0000.0307.69

preferences:
42.16 ms | 400 KiB | 5 Q