3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = ' Cent sign: '.pack('H*','8765'); echo "str is: $str"; echo "\n"; var_dump( $str ); echo "\n"; $str = "testing\x87\x65"; echo "str is: $str"; 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)
8.3.60.0140.00318.43
8.3.50.0140.00317.33
8.3.40.0000.01518.79
8.3.30.0070.00718.72
8.3.20.0030.00618.75
8.3.10.0090.00020.48
8.3.00.0090.00017.25
8.2.180.0110.00416.38
8.2.170.0070.00722.96
8.2.160.0100.00322.21
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0030.00619.83
8.2.110.0040.00720.90
8.2.100.0090.00317.91
8.2.90.0040.00419.16
8.2.80.0000.00717.97
8.2.70.0080.00017.63
8.2.60.0080.00018.04
8.2.50.0080.00018.07
8.2.40.0040.00419.88
8.2.30.0040.00418.05
8.2.20.0000.00717.52
8.2.10.0040.00417.58
8.2.00.0090.00017.79
8.1.280.0090.00925.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0080.00322.54
8.1.230.0110.00021.04
8.1.220.0060.00318.77
8.1.210.0040.00418.97
8.1.200.0060.00317.23
8.1.190.0030.00617.51
8.1.180.0050.00318.10
8.1.170.0000.00718.84
8.1.160.0020.00518.73
8.1.150.0040.00418.47
8.1.140.0000.00717.32
8.1.130.0000.00817.82
8.1.120.0000.00717.25
8.1.110.0000.00817.27
8.1.100.0000.00717.25
8.1.90.0000.00717.32
8.1.80.0050.00317.36
8.1.70.0030.00317.27
8.1.60.0040.00417.54
8.1.50.0040.00417.39
8.1.40.0000.00917.45
8.1.30.0060.00317.57
8.1.20.0040.00417.64
8.1.10.0000.00817.53
8.1.00.0080.00017.45
8.0.300.0000.00719.90
8.0.290.0040.00416.63
8.0.280.0040.00418.33
8.0.270.0040.00417.16
8.0.260.0000.00716.86
8.0.250.0040.00416.88
8.0.240.0000.01016.85
8.0.230.0070.00016.98
8.0.220.0000.00716.91
8.0.210.0030.00316.84
8.0.200.0030.00316.94
8.0.190.0070.00016.83
8.0.180.0040.00416.91
8.0.170.0050.00516.91
8.0.160.0030.00316.89
8.0.150.0000.00716.73
8.0.140.0070.00016.74
8.0.130.0030.00313.25
8.0.120.0050.00316.88
8.0.110.0000.00816.88
8.0.100.0050.00216.94
8.0.90.0000.00716.70
8.0.80.0090.00916.71
8.0.70.0030.00516.77
8.0.60.0000.00716.61
8.0.50.0000.00716.61
8.0.30.0140.00516.96
8.0.20.0090.00917.28
8.0.10.0030.00516.79
8.0.00.0080.00916.74
7.4.330.0050.00012.90
7.4.320.0040.00416.43
7.4.300.0060.00016.49
7.4.290.0060.00016.52
7.4.280.0030.00616.44
7.4.270.0070.00016.39
7.4.260.0060.00013.10
7.4.250.0040.00416.43
7.4.240.0000.00716.37
7.4.230.0030.00316.41
7.4.220.0120.00316.52
7.4.210.0080.00716.50
7.4.200.0000.00716.43
7.4.190.0030.00316.37
7.4.160.0100.01016.60
7.4.150.0170.00016.45
7.4.140.0110.01116.38
7.4.130.0080.00916.46
7.4.120.0150.00716.44
7.4.110.0100.00716.54
7.4.100.0120.00316.65
7.4.90.0090.00916.52
7.4.80.0070.01016.59
7.4.70.0060.00916.36
7.4.60.0160.00316.52
7.4.50.0000.00816.47
7.4.40.0080.00816.52
7.4.30.0030.01316.52
7.4.00.0090.00914.84
7.3.330.0070.00012.98
7.3.320.0050.00012.98
7.3.310.0030.00316.21
7.3.300.0000.00716.12
7.3.290.0110.00316.28
7.3.280.0080.01016.22
7.3.270.0100.01316.55
7.3.260.0100.00716.48
7.3.250.0000.01916.32
7.3.240.0110.00516.58
7.3.230.0090.01416.34
7.3.210.0120.00616.59
7.3.200.0160.00619.39
7.3.190.0120.00916.33
7.3.180.0070.01016.24
7.3.170.0160.00616.46
7.3.160.0000.01616.67
7.3.120.0110.00514.70
7.3.110.0000.01414.81
7.3.100.0100.00314.70
7.3.90.0070.00714.84
7.3.80.0090.00314.48
7.3.70.0060.00615.02
7.3.60.0100.00314.60
7.3.50.0000.00914.80
7.3.40.0070.00714.68
7.3.30.0080.00414.69
7.3.20.0070.00716.78
7.3.10.0000.01416.71
7.3.00.0040.00416.41
7.2.330.0100.00716.56
7.2.320.0030.01316.63
7.2.310.0150.00616.44
7.2.300.0140.00616.70
7.2.290.0100.00616.64
7.2.250.0030.01514.89
7.2.240.0100.01015.04
7.2.230.0120.00614.74
7.2.220.0030.01014.81
7.2.210.0040.01114.80
7.2.200.0060.00614.94
7.2.190.0060.00914.94
7.2.180.0070.00714.89
7.2.170.0030.01214.91
7.2.00.0090.00619.39
7.1.330.0080.00415.76
7.1.320.0000.00915.91
7.1.310.0000.01015.89
7.1.300.0000.00915.88
7.1.290.0090.00315.77
7.1.280.0060.00316.04
7.1.270.0060.00615.83
7.1.260.0000.00915.80
7.1.200.0070.00315.80
7.1.100.0000.01218.22
7.1.70.0060.00317.15
7.1.60.0060.01919.40
7.1.50.0120.00916.92
7.1.00.0100.05722.48
7.0.200.0000.01016.55
7.0.140.0030.07322.08
7.0.120.0070.05322.01
7.0.60.0270.07720.02
7.0.50.0030.05017.87
7.0.40.0070.08020.26
7.0.30.0070.08720.12
7.0.20.0100.07720.12
7.0.10.0070.08720.04
7.0.00.0000.05720.25
5.6.280.0030.07320.90
5.6.210.0070.03720.60
5.6.200.0030.08318.22
5.6.190.0000.08720.40
5.6.180.0070.07320.45
5.6.170.0030.06320.39
5.6.160.0000.04720.42
5.6.150.0030.09020.43
5.6.140.0000.05320.46
5.6.130.0130.05320.37
5.6.120.0030.05320.11
5.6.110.0030.06020.36
5.6.100.0030.08720.20
5.6.90.0000.07020.10
5.6.80.0000.07319.67
5.6.70.0230.07319.77
5.6.60.0030.08319.82
5.6.50.0030.07719.49
5.6.40.0070.07319.64
5.6.30.0030.07319.79
5.6.20.0070.07719.48
5.6.10.0030.06019.75
5.6.00.0130.06719.78
5.5.350.0130.06720.32
5.5.340.0030.08017.98
5.5.330.0070.08720.28
5.5.320.0070.05320.47
5.5.310.0030.08020.12
5.5.300.0070.06320.20
5.5.290.0130.07719.90
5.5.280.0030.08019.91
5.5.270.0070.08020.20
5.5.260.0030.08320.06
5.5.250.0030.06720.01
5.5.240.0100.05319.55
5.5.230.0030.06019.50
5.5.220.0030.08319.54
5.5.210.0000.05019.29
5.5.200.0000.07719.27
5.5.190.0070.08019.43
5.5.180.0100.04019.58
5.5.160.0000.07019.25
5.5.150.0000.08319.32
5.5.140.0070.08319.32
5.5.130.0100.07719.52
5.5.120.0070.07019.55
5.5.110.0070.05319.55
5.5.100.0030.06019.37
5.5.90.0030.08319.18
5.5.80.0070.08019.32
5.5.70.0130.06719.17
5.5.60.0000.08319.35
5.5.50.0030.06319.16
5.5.40.0030.07719.31
5.5.30.0070.07719.43
5.5.20.0130.05319.28
5.5.10.0070.07019.43
5.5.00.0030.05719.45
5.4.450.0030.08319.47
5.4.440.0030.04019.50
5.4.430.0230.06719.46
5.4.420.0030.07019.23
5.4.410.0030.07319.37
5.4.400.0070.07018.79
5.4.390.0030.08019.00
5.4.380.0270.05019.07
5.4.370.0130.06319.08
5.4.360.0000.08019.11
5.4.350.0030.06319.18
5.4.340.0030.06018.79
5.4.320.0030.07718.79
5.4.310.0170.06719.08
5.4.300.0370.04018.80
5.4.290.0030.05719.16
5.4.280.0000.06318.91
5.4.270.0100.04718.80
5.4.260.0070.06019.08
5.4.250.0030.07319.11
5.4.240.0000.06719.00
5.4.230.0070.08318.92
5.4.220.0030.06319.13
5.4.210.0030.04719.13
5.4.200.0270.06719.07
5.4.190.0070.07018.78
5.4.180.0000.05319.06
5.4.170.0070.06318.91
5.4.160.0070.07319.06
5.4.150.0000.08019.13
5.4.140.0100.07016.29
5.4.130.0000.06316.33
5.4.120.0030.06716.36
5.4.110.0030.07316.32
5.4.100.0030.04716.25
5.4.90.0000.06716.14
5.4.80.0000.04716.22
5.4.70.0030.07316.32
5.4.60.0000.07716.34
5.4.50.0100.06316.21
5.4.40.0000.07716.24
5.4.30.0030.07316.58
5.4.20.0000.07716.21
5.4.10.0030.07316.32
5.4.00.0000.06715.68
5.3.290.0230.06014.75
5.3.280.0030.04014.54
5.3.270.0070.07314.57
5.3.260.0000.06014.55
5.3.250.0070.05014.39
5.3.240.0030.06314.54
5.3.230.0100.07314.68
5.3.220.0170.05314.50
5.3.210.0030.05714.47
5.3.200.0030.06014.35
5.3.190.0300.04714.50
5.3.180.0030.06314.51
5.3.170.0100.07014.54
5.3.160.0030.07714.38
5.3.150.0000.08014.52
5.3.140.0000.08014.47
5.3.130.0030.07714.47
5.3.120.0030.04314.42
5.3.110.0030.08014.48
5.3.100.0030.07014.00
5.3.90.0030.04313.96
5.3.80.0000.04713.98
5.3.70.0000.04013.93
5.3.60.0030.07013.95
5.3.50.0030.03313.88
5.3.40.0000.07313.86
5.3.30.0030.07013.84
5.3.20.0000.05713.61
5.3.10.0070.07013.74
5.3.00.0030.07313.60
5.2.170.0030.02712.00
5.2.160.0000.03012.00
5.2.150.0030.05012.00
5.2.140.0030.05012.00
5.2.130.0000.04312.00
5.2.120.0070.04012.00
5.2.110.0000.06312.00
5.2.100.0100.04712.00
5.2.90.0000.06712.00
5.2.80.0000.06712.00
5.2.70.0030.05312.00
5.2.60.0030.05712.00
5.2.50.0030.06012.00
5.2.40.0070.03712.00
5.2.30.0030.05312.00
5.2.20.0030.06012.00
5.2.10.0070.05012.00
5.2.00.0070.06012.00
5.1.60.0100.04312.00
5.1.50.0030.05312.00
5.1.40.0030.04312.00
5.1.30.0070.05312.00
5.1.20.0030.05312.00
5.1.10.0030.03312.00
5.1.00.0070.02712.00
5.0.50.0030.05012.00
5.0.40.0070.04012.00
5.0.30.0000.06712.00
5.0.20.0030.03312.00
5.0.10.0000.04712.00
5.0.00.0000.07012.00
4.4.90.0000.03712.00
4.4.80.0000.03712.00
4.4.70.0000.03712.00
4.4.60.0030.02712.00
4.4.50.0000.03012.00
4.4.40.0000.05012.00
4.4.30.0030.03312.00
4.4.20.0030.03012.00
4.4.10.0000.03712.00
4.4.00.0030.05312.00
4.3.110.0030.03312.00
4.3.100.0000.03312.00
4.3.90.0000.03712.00
4.3.80.0030.03312.00
4.3.70.0030.03012.00
4.3.60.0000.02312.00
4.3.50.0000.02012.00
4.3.40.0030.05012.00
4.3.30.0000.03712.00
4.3.20.0000.02712.00
4.3.10.0000.02312.00
4.3.00.0070.03712.00

preferences:
40 ms | 401 KiB | 5 Q