3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "0" . "x27"; echo var_dump(utf8_decode($s));

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)
8.3.60.0070.01416.50
8.3.50.0080.01122.04
8.3.40.0150.00018.85
8.3.30.0110.00418.87
8.3.20.0040.00420.39
8.3.10.0070.00021.77
8.3.00.0080.00017.77
8.2.180.0100.00718.53
8.2.170.0040.01122.96
8.2.160.0060.00919.21
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0050.00319.66
8.2.110.0060.00320.35
8.2.100.0070.00418.04
8.2.90.0040.00419.13
8.2.80.0040.00417.97
8.2.70.0070.00517.49
8.2.60.0000.00817.93
8.2.50.0050.00318.10
8.2.40.0040.00420.55
8.2.30.0040.00419.23
8.2.20.0030.00617.80
8.2.10.0070.00018.05
8.2.00.0070.00018.04
8.1.280.0130.00725.92
8.1.270.0040.00423.71
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.20
8.1.230.0120.00017.66
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0030.00518.57
8.1.160.0070.00022.05
8.1.150.0040.00418.82
8.1.140.0050.00219.49
8.1.130.0070.00017.52
8.1.120.0000.00717.40
8.1.110.0000.00717.31
8.1.100.0070.00017.34
8.1.90.0040.00417.41
8.1.80.0000.00717.28
8.1.70.0030.00617.41
8.1.60.0030.00617.45
8.1.50.0030.00517.34
8.1.40.0050.00317.31
8.1.30.0060.00317.45
8.1.20.0050.00217.48
8.1.10.0030.00617.48
8.1.00.0000.00817.38
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0000.00718.45
8.0.270.0030.00317.17
8.0.260.0030.00317.24
8.0.250.0070.00016.95
8.0.240.0040.00416.86
8.0.230.0000.00716.80
8.0.220.0000.00716.79
8.0.210.0040.00416.79
8.0.200.0070.00016.85
8.0.190.0000.00816.76
8.0.180.0020.00516.89
8.0.170.0000.00816.85
8.0.160.0080.00016.74
8.0.150.0030.00316.72
8.0.140.0000.00716.70
8.0.130.0000.00613.23
8.0.120.0040.00416.82
8.0.110.0040.00416.75
8.0.100.0030.00516.70
8.0.90.0000.00716.76
8.0.80.0030.01616.73
8.0.70.0040.00416.77
8.0.60.0040.00416.83
8.0.50.0040.00416.61
8.0.30.0090.00917.01
8.0.20.0100.01017.40
8.0.10.0040.00416.82
8.0.00.0090.00916.80
7.4.330.0000.00815.08
7.4.320.0030.00316.53
7.4.300.0050.00216.45
7.4.290.0000.00716.45
7.4.280.0040.00416.54
7.4.270.0070.00016.55
7.4.260.0030.00316.44
7.4.250.0070.00016.39
7.4.240.0030.00316.55
7.4.230.0030.00316.56
7.4.220.0100.01316.40
7.4.210.0090.00816.54
7.4.200.0000.00816.55
7.4.160.0070.00716.37
7.4.150.0100.00717.40
7.4.140.0070.01017.86
7.4.130.0070.01016.37
7.4.120.0110.00616.51
7.4.110.0070.01016.44
7.4.100.0100.01316.43
7.4.90.0030.01316.32
7.4.80.0070.01019.39
7.4.70.0060.00916.51
7.4.60.0040.01516.53
7.4.50.0000.01316.28
7.4.40.0130.00316.41
7.4.30.0080.01216.38
7.4.00.0080.00714.89
7.3.330.0020.00212.94
7.3.320.0030.00312.88
7.3.310.0000.00716.09
7.3.300.0000.00816.12
7.3.290.0040.00416.15
7.3.280.0090.00716.14
7.3.270.0120.00617.40
7.3.260.0080.01216.35
7.3.250.0090.00916.23
7.3.240.0130.00716.38
7.3.230.0110.00716.47
7.3.210.0170.00316.22
7.3.200.0150.00616.25
7.3.190.0060.00916.28
7.3.180.0090.01216.18
7.3.170.0160.00016.39
7.3.160.0120.00616.38
7.3.120.0110.00414.52
7.3.110.0030.01314.66
7.3.100.0100.01014.83
7.3.90.0030.01014.81
7.3.80.0030.00714.81
7.3.70.0000.00914.57
7.3.60.0040.01114.74
7.3.50.0120.00014.69
7.3.40.0030.00714.80
7.3.30.0000.01714.68
7.3.20.0070.00716.25
7.3.10.0060.00916.46
7.3.00.0030.00816.56
7.2.330.0110.00416.30
7.2.320.0130.01016.30
7.2.310.0110.00716.54
7.2.300.0110.00616.54
7.2.290.0100.00716.16
7.2.250.0080.00814.58
7.2.240.0090.00914.94
7.2.230.0090.00314.98
7.2.220.0000.00914.61
7.2.210.0060.00614.78
7.2.200.0050.00514.59
7.2.190.0030.00614.98
7.2.180.0060.00814.89
7.2.170.0080.00414.74
7.2.130.0000.01116.76
7.2.120.0030.00716.38
7.2.110.0030.00616.80
7.2.100.0030.01316.70
7.2.90.0030.00616.93
7.2.80.0060.00916.34
7.2.70.0030.01116.86
7.2.60.0150.00516.75
7.2.50.0210.01116.78
7.2.40.0070.00716.51
7.2.30.0000.01116.84
7.2.20.0120.00316.33
7.2.10.0050.00916.79
7.2.00.0090.00517.88
7.1.330.0130.00015.62
7.1.320.0000.01515.79
7.1.310.0090.00615.41
7.1.300.0090.00015.61
7.1.290.0000.01415.63
7.1.280.0070.00315.93
7.1.270.0060.00315.64
7.1.260.0000.01215.66
7.1.250.0120.00315.51
7.1.200.0030.00515.79
7.1.70.0040.00416.80
7.1.60.0100.00319.87
7.1.00.0030.07722.30
7.0.200.0790.00314.71
7.0.70.0970.05320.06
7.0.60.1130.06719.94
7.0.50.0930.07020.34
7.0.40.1000.05720.33
7.0.30.0830.07720.27
7.0.20.0870.06020.39
7.0.10.0930.08020.35
7.0.00.0730.07720.30
5.6.280.0030.07320.92
5.6.220.0830.05320.69
5.6.210.0770.07320.67
5.6.200.0800.07721.08
5.6.190.0700.06021.18
5.6.180.0800.05321.00
5.6.170.0670.06721.04
5.6.160.0870.05721.11
5.6.150.0670.05721.06
5.6.140.0770.05321.06
5.6.130.0670.07021.07
5.6.120.0200.07721.02
5.6.110.0370.06021.05
5.6.100.0770.06021.06
5.6.90.0700.07320.96
5.6.80.0930.04720.42
5.6.70.0700.07020.51
5.6.60.0930.05020.50
5.6.50.0800.06320.45
5.6.40.0730.06320.41
5.6.30.0530.06720.43
5.6.20.0700.06720.39
5.6.10.0700.05020.49
5.6.00.0800.04320.33
5.5.360.0630.07020.36
5.5.350.0630.06720.41
5.5.340.0770.06320.80
5.5.330.0670.06720.84
5.5.320.0770.06020.80
5.5.310.0900.07720.77
5.5.300.0600.07020.89
5.5.290.0630.07020.89
5.5.280.0170.08020.85
5.5.270.0970.08320.84
5.5.260.0770.06320.88
5.5.250.0770.05720.63
5.5.240.1130.07020.32
5.5.230.0800.05720.26
5.5.220.0830.06020.25
5.5.210.0870.04020.29
5.5.200.0770.07320.23
5.5.190.0800.06720.22
5.5.180.0830.05020.27
5.5.160.0700.05020.24
5.5.150.0670.05720.09
5.5.140.0900.05020.24
5.5.130.0830.05720.23
5.5.120.0800.05320.14
5.5.110.0770.05720.14
5.5.100.0830.04319.93
5.5.90.0670.05720.13
5.5.80.0670.06720.10
5.5.70.0700.05320.13
5.5.60.0670.05720.05
5.5.50.0670.06320.13
5.5.40.0730.05720.13
5.5.30.0670.05320.14
5.5.20.0700.06020.17
5.5.10.0700.05719.96
5.5.00.0830.05320.10

preferences:
65.27 ms | 401 KiB | 5 Q