3v4l.org

run code in 300+ PHP versions simultaneously
<?php $textData = pack("N", '33'); var_dump($textData); $textData = unpack("N",$textData); var_dump($textData); echo mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CFB);

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)
8.3.60.0110.00718.53
8.3.50.0260.01320.97
8.3.40.0140.00718.78
8.3.30.0030.01318.62
8.3.20.0000.00720.16
8.3.10.0070.00023.64
8.3.00.0000.00819.56
8.2.180.0100.00518.43
8.2.170.0110.00322.96
8.2.160.0000.01520.39
8.2.150.0040.00424.18
8.2.140.0110.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00317.38
8.2.110.0090.00022.19
8.2.100.0060.00617.75
8.2.90.0000.00719.14
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0000.01117.29
8.2.50.0000.00818.07
8.2.40.0080.00719.01
8.2.30.0040.00419.79
8.2.20.0080.00017.55
8.2.10.0000.00817.93
8.2.00.0040.00417.99
8.1.280.0100.01025.92
8.1.270.0060.00320.33
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0090.00022.53
8.1.230.0110.00017.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0060.00318.49
8.1.160.0040.00421.95
8.1.150.0000.00718.73
8.1.140.0080.00017.31
8.1.130.0040.00417.68
8.1.120.0040.00417.36
8.1.110.0070.00017.31
8.1.100.0080.00017.28
8.1.90.0040.00417.46
8.1.80.0000.00717.43
8.1.70.0000.00717.46
8.1.60.0030.00617.57
8.1.50.0000.00817.54
8.1.40.0050.00317.53
8.1.30.0000.00817.72
8.1.20.0000.00717.64
8.1.10.0040.00417.58
8.1.00.0030.00517.48
8.0.300.0000.00818.77
8.0.290.0030.00316.75
8.0.280.0000.00718.39
8.0.270.0000.00817.19
8.0.260.0000.00617.16
8.0.250.0000.00716.92
8.0.240.0050.00316.97
8.0.230.0070.00016.96
8.0.220.0070.00016.95
8.0.210.0060.00316.79
8.0.200.0060.00016.84
8.0.190.0080.00416.97
8.0.180.0080.00016.81
8.0.170.0000.00716.78
8.0.160.0040.00416.76
8.0.150.0000.00716.75
8.0.140.0000.00816.74
8.0.130.0060.00013.27
8.0.120.0070.00016.86
8.0.110.0000.00816.86
8.0.100.0000.00716.72
8.0.90.0040.00416.89
8.0.80.0110.00416.86
8.0.70.0070.00016.89
8.0.60.0050.00216.90
8.0.50.0040.00416.76
8.0.30.0100.00916.99
8.0.20.0170.00317.40
8.0.10.0040.00416.88
8.0.00.0090.01016.66
7.4.330.0050.00015.08
7.4.320.0000.00616.39
7.4.300.0030.00316.50
7.4.290.0080.00016.60
7.4.280.0040.00416.57
7.4.270.0070.00016.50
7.4.260.0070.00016.51
7.4.250.0050.00516.57
7.4.240.0020.00516.50
7.4.230.0040.00416.31
7.4.220.0130.00316.55
7.4.210.0110.00716.71
7.4.200.0000.00716.38
7.4.160.0130.00716.39
7.4.150.0090.00917.40
7.4.140.0170.00517.86
7.4.130.0100.01016.62
7.4.120.0070.01016.47
7.4.110.0120.00416.41
7.4.100.0070.01016.53
7.4.90.0170.00616.30
7.4.80.0060.01519.39
7.4.70.0070.01016.50
7.4.60.0100.00616.59
7.4.50.0000.00716.34
7.4.40.0100.01016.46
7.4.30.0100.00716.53
7.4.10.0090.00915.05
7.4.00.0050.01214.79
7.3.330.0000.00513.24
7.3.320.0000.00512.95
7.3.310.0050.00316.13
7.3.300.0030.00316.20
7.3.290.0120.00716.27
7.3.280.0090.00916.28
7.3.270.0110.00617.40
7.3.260.0120.00816.30
7.3.250.0080.00916.40
7.3.240.0180.00316.53
7.3.230.0090.01516.57
7.3.210.0000.01616.46
7.3.200.0060.01016.19
7.3.190.0030.01716.41
7.3.180.0060.00916.38
7.3.170.0030.01316.37
7.3.160.0060.01316.25
7.3.130.0090.00914.87
7.3.120.0090.00914.88
7.3.110.0050.01214.89
7.3.100.0050.01114.80
7.3.90.0090.00814.87
7.3.80.0040.01014.61
7.3.70.0060.00814.73
7.3.60.0060.00614.69
7.3.50.0020.01214.66
7.3.40.0060.00914.79
7.3.30.0070.00714.83
7.3.20.0020.01316.63
7.3.10.0090.00816.42
7.3.00.0100.00516.35
7.2.330.0120.00616.63
7.2.320.0090.01516.59
7.2.310.0140.00316.50
7.2.300.0170.00016.59
7.2.290.0120.00616.42
7.2.260.0030.01414.77
7.2.250.0050.01314.96
7.2.240.0060.01014.99
7.2.230.0090.01014.80
7.2.220.0050.01215.08
7.2.210.0060.00714.78
7.2.200.0050.00614.84
7.2.190.0120.00514.88
7.2.180.0030.01214.81
7.2.170.0030.01215.02
7.2.160.0080.00814.58
7.2.150.0000.01216.54
7.2.140.0030.01716.89
7.2.130.0080.00516.65
7.2.120.0150.00716.66
7.2.110.0120.00516.65
7.2.100.0080.00516.56
7.2.90.0030.01016.63
7.2.80.0190.01016.87
7.2.70.0140.00716.63
7.2.60.0100.00816.68
7.2.50.0030.01116.67
7.2.40.0090.00616.88
7.2.30.0130.00316.75
7.2.20.0110.00716.63
7.2.10.0030.01016.47
7.2.00.0070.01017.51
7.1.330.0050.00915.86
7.1.320.0060.01115.87
7.1.310.0030.00915.79
7.1.300.0050.00515.84
7.1.290.0060.01015.66
7.1.280.0030.00915.79
7.1.270.0060.00715.65
7.1.260.0080.00715.83
7.1.250.0070.00915.62
7.1.240.0100.00315.92
7.1.230.0070.00415.83
7.1.220.0050.00415.80
7.1.210.0140.00015.76
7.1.200.0070.00515.73
7.1.190.0100.00315.89
7.1.180.0040.00715.88
7.1.170.0000.01115.79
7.1.160.0070.00715.80
7.1.150.0090.00315.89
7.1.140.0070.00715.68
7.1.130.0060.00615.73
7.1.120.0100.00315.56
7.1.110.0040.00415.86
7.1.100.0070.00616.99
7.1.90.0060.00315.91
7.1.80.0070.01015.54
7.1.70.0040.01116.42
7.1.60.0070.00717.41
7.1.50.0100.01225.04
7.1.40.0050.00515.72
7.1.30.0090.00615.74
7.1.20.0100.00315.80
7.1.10.0040.00815.51
7.1.00.0050.04019.01
7.0.330.0050.00815.53
7.0.320.0030.00715.36
7.0.310.0060.00615.36
7.0.300.0030.01015.37
7.0.290.0070.00715.42
7.0.280.0070.01015.34
7.0.270.0000.01315.30
7.0.260.0060.01015.41
7.0.250.0040.00715.36
7.0.240.0030.00515.29
7.0.230.0110.00415.13
7.0.220.0060.00915.34
7.0.210.0070.00715.45
7.0.200.0030.00916.03
7.0.190.0040.00815.24
7.0.180.0130.00315.45
7.0.170.0090.00315.46
7.0.160.0060.00915.40
7.0.150.0060.00915.62
7.0.140.0140.00015.41
7.0.130.0030.01215.57
7.0.120.0000.01315.25
7.0.110.0050.00515.45
7.0.100.0060.00615.29
7.0.90.0030.01315.48
7.0.80.0030.01015.36
7.0.70.0030.00615.47
7.0.60.0080.03517.69
7.0.50.0130.03016.58
7.0.40.0060.03816.64
7.0.30.0100.02916.64
7.0.20.0180.03716.63
7.0.10.0060.04616.63
7.0.00.0090.02316.84
5.6.400.0000.01414.52
5.6.390.0030.01014.31
5.6.380.0000.00914.19
5.6.370.0040.01114.10
5.6.360.0060.00313.88
5.6.350.0000.01414.42
5.6.340.0060.00614.43
5.6.330.0070.00714.27
5.6.320.0100.00713.85
5.6.310.0030.01214.08
5.6.300.0100.00714.09
5.6.290.0080.00814.23
5.6.280.0020.03017.42
5.6.270.0030.00514.15
5.6.260.0080.00314.15
5.6.250.0030.01214.23
5.6.240.0030.01414.07
5.6.230.0140.00414.18
5.6.220.0030.00614.22
5.6.210.0120.03817.32
5.6.200.0100.03116.30
5.6.190.0070.03917.43
5.6.180.2170.02517.41
5.6.170.0170.04217.31
5.6.160.0070.02317.25
5.6.150.0070.04316.30
5.6.140.0060.02116.13
5.6.130.0030.04816.22
5.6.120.0030.04417.48
5.6.110.0050.03217.59
5.6.100.0020.02617.66
5.6.90.0080.03417.62
5.6.80.0020.04117.26
5.6.70.1930.02817.30
5.6.60.0040.00714.04
5.6.50.0000.01214.19
5.6.40.0090.00614.12
5.6.30.0110.00413.98
5.6.20.0040.00714.13
5.6.10.0050.00514.21
5.6.00.0000.01213.87
5.5.380.0030.01014.47
5.5.370.0000.01114.00
5.5.360.0110.00614.05
5.5.350.0080.03617.26
5.5.340.0030.04615.87
5.5.330.0090.03517.39
5.5.320.0100.03017.15
5.5.310.0200.04017.25
5.5.300.0050.02416.00
5.5.290.0060.03115.95
5.5.280.0080.04317.43
5.5.270.0050.04217.56
5.5.260.0120.03817.47
5.5.250.0050.02417.32
5.5.240.0100.03417.16
5.5.230.0070.00714.09
5.5.220.0070.01014.23
5.5.210.0000.00814.18
5.5.200.0080.00313.84
5.5.190.0090.00313.91
5.5.180.0000.01214.17
5.5.170.0080.00814.00
5.5.160.0100.00013.95
5.5.150.0060.00914.09
5.5.140.0040.00413.87
5.5.130.0100.00013.81
5.5.120.0040.00813.81
5.5.110.0070.00413.89
5.5.100.0040.00414.14
5.5.90.0090.00314.13
5.5.80.0030.01014.25
5.5.70.0100.00314.13
5.5.60.0070.00313.98
5.5.50.0040.01214.18
5.5.40.0040.00813.84
5.5.30.0090.00613.82
5.5.20.0060.00614.05
5.5.10.0060.01014.27
5.5.00.0030.01014.04
5.4.450.0180.03615.85
5.4.440.0130.03015.90
5.4.430.0160.03715.83
5.4.420.0210.03115.90
5.4.410.0200.03515.83
5.4.400.0160.02315.61
5.4.390.0150.02515.66
5.4.380.0120.02515.65
5.4.370.0150.03015.74
5.4.360.0170.04015.66
5.4.350.0100.02815.62
5.4.340.0160.02515.66
5.4.330.0030.00712.23
5.4.320.0190.02115.75
5.4.310.0140.02515.51
5.4.300.0150.03615.65
5.4.290.0210.01815.65
5.4.280.0290.02015.66
5.4.270.0130.04215.74
5.4.260.0170.03715.58
5.4.250.0120.03415.58
5.4.240.0110.02615.74
5.4.230.0080.02615.66
5.4.220.0130.04015.51
5.4.210.0130.04115.66
5.4.200.0120.03415.68
5.4.190.0150.02215.74
5.4.180.0220.03315.74
5.4.170.0220.03915.67
5.4.160.0120.02415.67
5.4.150.0130.02515.73
5.4.140.0200.03514.31
5.4.130.0190.03214.29
5.4.120.0190.03714.29
5.4.110.0170.03714.24
5.4.100.0170.02814.23
5.4.90.0160.04014.25
5.4.80.0160.02414.30
5.4.70.0060.00612.23
5.4.60.0070.00312.23
5.4.50.0000.00812.23
5.4.40.0060.00012.23
5.4.30.0040.00812.23
5.4.20.0000.01112.23
5.4.10.0000.00912.23
5.4.00.0060.00612.23

preferences:
53.61 ms | 401 KiB | 5 Q