3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = ' 0xABCdef'; $y = hexdec($x); $a = '0xABCdef'; $b = hexdec($a); var_dump($a); echo "\n"; var_dump($b); echo "\n"; var_dump($x); echo "\n"; var_dump($y); echo "\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)
8.3.60.0100.01016.50
8.3.50.0050.01421.85
8.3.40.0120.00918.56
8.3.30.0110.00418.58
8.3.20.0160.00320.14
8.3.10.0050.00323.65
8.3.00.0060.00319.33
8.2.180.0070.00716.63
8.2.170.0080.00622.96
8.2.160.0110.00720.53
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00017.25
8.2.120.0040.00426.35
8.2.110.0040.00722.08
8.2.100.0030.00917.93
8.2.90.0000.00719.23
8.2.80.0040.00417.97
8.2.70.0070.00317.50
8.2.60.0080.00018.04
8.2.50.0030.00518.07
8.2.40.0020.00519.38
8.2.30.0040.00420.61
8.2.20.0060.00317.67
8.2.10.0040.00418.09
8.2.00.0040.00418.10
8.1.280.0150.00625.92
8.1.270.0060.00322.06
8.1.260.0080.00028.09
8.1.250.0050.00328.09
8.1.240.0070.01022.60
8.1.230.0080.00317.52
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0000.00817.10
8.1.180.0000.00718.10
8.1.170.0080.00020.10
8.1.160.0080.00021.85
8.1.150.0030.00518.74
8.1.140.0030.00619.37
8.1.130.0030.00317.53
8.1.120.0000.00817.27
8.1.110.0000.00717.35
8.1.100.0000.00717.30
8.1.90.0040.00417.35
8.1.80.0000.00717.35
8.1.70.0030.00317.35
8.1.60.0000.00717.46
8.1.50.0080.00017.42
8.1.40.0040.00417.48
8.1.30.0000.00917.58
8.1.20.0000.00717.41
8.1.10.0050.00317.47
8.1.00.0000.00817.46
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0070.00017.24
8.0.260.0070.00017.30
8.0.250.0030.00316.88
8.0.240.0070.00016.82
8.0.230.0000.00716.90
8.0.220.0040.00416.86
8.0.210.0030.00316.87
8.0.200.0030.00316.86
8.0.190.0000.00716.79
8.0.180.0000.00716.85
8.0.170.0040.00416.87
8.0.160.0040.00416.69
8.0.150.0030.00316.75
8.0.140.0040.00416.80
8.0.130.0030.00313.20
8.0.120.0030.00516.68
8.0.110.0000.00816.68
8.0.100.0040.00416.63
8.0.90.0000.00716.66
8.0.80.0050.01016.72
8.0.70.0040.00416.77
8.0.60.0040.00416.85
8.0.50.0070.00016.69
8.0.30.0070.01216.88
8.0.20.0130.00817.40
8.0.10.0040.00416.89
8.0.00.0120.00816.66
7.4.330.0060.00015.08
7.4.320.0000.00616.38
7.4.300.0030.00316.43
7.4.290.0030.00316.54
7.4.280.0020.00516.56
7.4.270.0030.00316.52
7.4.260.0050.00316.43
7.4.250.0000.00816.46
7.4.240.0020.00516.39
7.4.230.0030.00416.22
7.4.220.0070.02016.27
7.4.210.0040.01316.48
7.4.200.0000.00716.54
7.4.160.0040.01116.27
7.4.150.0070.01017.40
7.4.140.0070.01117.86
7.4.130.0090.00716.41
7.4.120.0110.00716.46
7.4.110.0090.00916.40
7.4.100.0090.00916.41
7.4.90.0090.00916.57
7.4.80.0160.00019.39
7.4.70.0140.00716.56
7.4.60.0040.01316.37
7.4.50.0050.00516.41
7.4.40.0040.01416.45
7.4.30.0090.00916.24
7.4.10.0100.00714.91
7.4.00.0090.00814.64
7.3.330.0030.00313.06
7.3.320.0030.00313.06
7.3.310.0040.00216.19
7.3.300.0030.00316.12
7.3.290.0070.00016.11
7.3.280.0100.00616.15
7.3.270.0090.00917.40
7.3.260.0140.00316.47
7.3.250.0100.00916.17
7.3.240.0150.00716.22
7.3.230.0070.01016.39
7.3.210.0040.01616.21
7.3.200.0100.00716.30
7.3.190.0090.00816.19
7.3.180.0150.00016.24
7.3.170.0100.00716.43
7.3.160.0100.00716.09
7.3.130.0040.01114.71
7.3.120.0080.00814.82
7.3.110.0110.00414.73
7.3.100.0040.00714.88
7.3.90.0090.00514.76
7.3.80.0080.00514.40
7.3.70.0050.00814.77
7.3.60.0060.00814.63
7.3.50.0060.00914.49
7.3.40.0080.00814.70
7.3.30.0080.00514.75
7.3.20.0030.01016.45
7.3.10.0090.00616.23
7.3.00.0080.00716.52
7.2.330.0030.01516.68
7.2.320.0030.02016.27
7.2.310.0120.00916.57
7.2.300.0140.00316.59
7.2.290.0090.01216.58
7.2.260.0090.00914.72
7.2.250.0050.01214.80
7.2.240.0040.01414.97
7.2.230.0030.01314.85
7.2.220.0040.00714.60
7.2.210.0070.00714.99
7.2.200.0050.00914.98
7.2.190.0030.01414.68
7.2.180.0090.00514.86
7.2.170.0050.01114.85
7.2.160.0060.00614.93
7.2.150.0070.01016.86
7.2.140.0100.00717.00
7.2.130.0080.00616.84
7.2.120.0050.01016.72
7.2.110.0000.01116.86
7.2.100.0030.00716.52
7.2.90.0040.00917.03
7.2.80.0080.00616.69
7.2.70.0090.00716.73
7.2.60.0060.00816.77
7.2.50.0070.00816.92
7.2.40.0060.00616.70
7.2.30.0020.01016.78
7.2.20.0020.01116.90
7.2.10.0060.00816.90
7.2.00.0030.01017.72
7.1.330.0080.00615.65
7.1.320.0090.00315.57
7.1.310.0050.00815.71
7.1.300.0060.00515.89
7.1.290.0030.00815.60
7.1.280.0040.01115.74
7.1.270.0080.00815.60
7.1.260.0100.00315.79
7.1.250.0040.01015.77
7.1.240.0110.00515.67
7.1.230.0080.00615.65
7.1.220.0030.00915.58
7.1.210.0090.00515.52
7.1.200.0070.00615.86
7.1.190.0030.01115.74
7.1.180.0040.00815.42
7.1.170.0020.00815.72
7.1.160.0100.00415.72
7.1.150.0050.00615.78
7.1.140.0060.00515.70
7.1.130.0060.01015.61
7.1.120.0080.00515.66
7.1.110.0060.00715.67
7.1.100.0060.00916.46
7.1.90.0030.00915.65
7.1.80.0050.00715.54
7.1.70.0100.00616.12
7.1.60.0060.01116.89
7.1.50.0080.00816.17
7.1.40.0050.01115.67
7.1.30.0070.00815.52
7.1.20.0070.00715.58
7.1.10.0050.00915.60
7.1.00.0060.02817.85
7.0.330.0050.00815.35
7.0.320.0050.00515.26
7.0.310.0040.00815.26
7.0.300.0040.00915.44
7.0.290.0060.00515.06
7.0.280.0040.00715.39
7.0.270.0030.00715.39
7.0.260.0070.00715.32
7.0.250.0030.00715.27
7.0.240.0040.00915.37
7.0.230.0110.00315.48
7.0.220.0030.01015.17
7.0.210.0030.00814.98
7.0.200.0140.00715.06
7.0.190.0040.00715.22
7.0.180.0060.00515.42
7.0.170.0070.00814.98
7.0.160.0040.00715.49
7.0.150.0050.00615.30
7.0.140.0100.00315.32
7.0.130.0030.01115.18
7.0.120.0030.01015.27
7.0.110.0070.00415.31
7.0.100.0080.00515.31
7.0.90.0030.00915.38
7.0.80.0030.01115.54
7.0.70.0020.01015.33
7.0.60.0050.03316.82
7.0.50.0030.01916.21
7.0.40.0020.02615.79
7.0.30.0070.02115.68
7.0.20.0170.02915.64
7.0.10.0040.02215.59
7.0.00.0040.02615.53
5.6.400.0060.00914.53
5.6.390.0030.01313.84
5.6.380.0040.00914.28
5.6.370.0020.01114.15
5.6.360.0050.00814.19
5.6.350.0070.00514.30
5.6.340.0060.00614.24
5.6.330.0080.00514.13
5.6.320.0030.01114.26
5.6.310.0070.00714.25
5.6.300.0060.00614.16
5.6.290.0040.00714.25
5.6.280.0030.02316.58
5.6.270.0060.00614.44
5.6.260.0030.00914.29
5.6.250.0060.00614.34
5.6.240.0050.00614.33
5.6.230.0090.00414.25
5.6.220.0040.00713.94
5.6.210.0050.03216.26
5.6.200.0070.03015.44
5.6.190.0020.02716.33
5.6.180.0150.01716.34
5.6.170.0130.02916.45
5.6.160.0050.03316.20
5.6.150.0080.03215.58
5.6.140.0060.03415.58
5.6.130.0120.02415.57
5.6.120.0080.02116.49
5.6.110.0030.03916.36
5.6.100.0070.01616.46
5.6.90.0060.02216.41
5.6.80.0090.03016.10
5.6.70.0070.00914.02
5.6.60.0050.00514.12
5.6.50.0030.01014.26
5.6.40.0060.00814.12
5.6.30.0040.00814.13
5.6.20.0050.00714.09
5.6.10.0020.00913.99
5.6.00.0040.00714.07
5.5.380.0090.00212.47
5.5.370.0070.00312.35
5.5.360.0000.00812.46
5.5.350.0160.02614.99
5.5.340.0040.01914.42
5.5.330.0090.02915.05
5.5.320.0050.03215.11
5.5.310.0070.01915.25
5.5.300.0070.03014.39
5.5.290.0080.02214.35
5.5.280.0070.03015.30
5.5.270.0050.02515.10
5.5.260.0080.02815.30
5.5.250.0070.02815.26
5.5.240.0130.02814.93
5.5.230.0030.01112.49
5.5.220.0050.00712.50
5.5.210.0040.00712.43
5.5.200.0060.00612.52
5.5.190.0050.00712.41
5.5.180.0020.01212.43
5.5.170.0060.00412.38
5.5.160.0020.00912.42
5.5.150.0050.00512.37
5.5.140.0020.00812.34
5.5.130.0070.00712.43
5.5.120.0080.00512.48
5.5.110.0050.00312.54
5.5.100.0030.01012.61
5.5.90.0030.00612.36
5.5.80.0030.00612.30
5.5.70.0050.00712.27
5.5.60.0020.00812.47
5.5.50.0000.01312.45
5.5.40.0040.00712.42
5.5.30.0040.00912.12
5.5.20.0010.00812.32
5.5.10.0030.00812.50
5.5.00.0020.00912.18

preferences:
48.15 ms | 401 KiB | 5 Q