3v4l.org

run code in 300+ PHP versions simultaneously
<?php //Source: https://bugs.php.net/bug.php?id=63898 $key = "Foo " . chr(163); $array = array($key => ""); var_dump($array); $json = json_encode($array); var_dump($json); var_dump(json_decode($json)); /* $x = 'Audio Pass: Get live NFL game audio while you’re on the road with Audio Pass.'; var_dump(htmlentities($x)); var_dump(htmlentities($x, ENT_COMPAT | ENT_SUBSTITUTE, 'ISO-8859-1')); var_dump(htmlentities($x, ENT_COMPAT | ENT_SUBSTITUTE, 'UTF-8')); */

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)
8.3.60.0070.01416.48
8.3.50.0120.01022.97
8.3.40.0100.00718.76
8.3.30.0100.00718.78
8.3.20.0080.00020.17
8.3.10.0080.00023.70
8.3.00.0080.00019.26
8.2.180.0120.00316.75
8.2.170.0170.00022.96
8.2.160.0150.00020.44
8.2.150.0000.00724.18
8.2.140.0030.00624.66
8.2.130.0080.00826.16
8.2.120.0040.00421.00
8.2.110.0030.00620.52
8.2.100.0000.01218.00
8.2.90.0030.00619.21
8.2.80.0040.00417.97
8.2.70.0030.00617.47
8.2.60.0050.00517.80
8.2.50.0080.00418.07
8.2.40.0000.00717.91
8.2.30.0040.00418.00
8.2.20.0000.00817.61
8.2.10.0000.00718.06
8.2.00.0000.00817.67
8.1.280.0070.01425.92
8.1.270.0000.00823.82
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00622.18
8.1.230.0070.00419.16
8.1.220.0040.00417.74
8.1.210.0060.00618.77
8.1.200.0000.01017.22
8.1.190.0000.00816.97
8.1.180.0050.00318.10
8.1.170.0040.00418.43
8.1.160.0000.00721.95
8.1.150.0050.00218.80
8.1.140.0040.00417.29
8.1.130.0030.00317.79
8.1.120.0000.00717.40
8.1.110.0040.00417.39
8.1.100.0060.00317.41
8.1.90.0030.00317.43
8.1.80.0040.00317.28
8.1.70.0000.00717.38
8.1.60.0000.00817.51
8.1.50.0000.00817.51
8.1.40.0070.00017.32
8.1.30.0080.00017.44
8.1.20.0080.00017.59
8.1.10.0080.00017.39
8.1.00.0000.00817.36
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0060.00318.38
8.0.270.0030.00317.19
8.0.260.0030.00317.24
8.0.250.0070.00016.86
8.0.240.0050.00316.91
8.0.230.0030.00616.90
8.0.220.0040.00416.82
8.0.210.0000.00716.71
8.0.200.0060.00016.88
8.0.190.0070.00416.90
8.0.180.0050.00316.86
8.0.170.0020.00516.91
8.0.160.0050.00216.79
8.0.150.0040.00416.79
8.0.140.0050.00316.75
8.0.130.0030.00313.25
8.0.120.0050.00316.70
8.0.110.0000.00816.82
8.0.100.0070.00016.71
8.0.90.0040.00416.72
8.0.80.0100.00716.77
8.0.70.0040.00416.69
8.0.60.0000.00716.79
8.0.50.0040.00416.69
8.0.30.0100.01017.08
8.0.20.0150.00717.40
8.0.10.0040.00416.81
8.0.00.0100.00716.63
7.4.330.0020.00215.02
7.4.320.0030.00316.55
7.4.300.0060.00016.45
7.4.290.0030.00316.53
7.4.280.0040.00416.43
7.4.270.0030.00716.42
7.4.260.0020.00516.45
7.4.250.0070.00016.41
7.4.240.0000.00716.47
7.4.230.0070.00016.56
7.4.220.0090.00916.37
7.4.210.0000.01416.43
7.4.200.0000.00716.61
7.4.160.0120.00616.41
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0140.00816.55
7.4.120.0090.00816.37
7.4.110.0160.00616.48
7.4.100.0070.01016.39
7.4.90.0130.01016.51
7.4.80.0130.00319.39
7.4.70.0090.00916.36
7.4.60.0110.00516.36
7.4.50.0000.00516.36
7.4.40.0130.00716.21
7.4.30.0060.01616.64
7.4.00.0070.01214.77
7.3.330.0020.00313.09
7.3.320.0000.00712.94
7.3.310.0030.00316.13
7.3.300.0030.00316.10
7.3.290.0070.00716.13
7.3.280.0090.00916.17
7.3.270.0120.00817.40
7.3.260.0130.00616.46
7.3.250.0090.00916.23
7.3.240.0110.00716.29
7.3.230.0100.00616.39
7.3.210.0050.01516.32
7.3.200.0100.00719.39
7.3.190.0090.01216.24
7.3.180.0080.00816.28
7.3.170.0110.00416.56
7.3.160.0030.01316.30
7.3.120.0090.00714.80
7.3.110.0040.01514.77
7.3.100.0100.00315.03
7.3.90.0030.00914.69
7.3.80.0070.00714.67
7.3.70.0000.01214.85
7.3.60.0070.01014.71
7.3.50.0000.01314.97
7.3.40.0100.00314.51
7.3.30.0060.00614.92
7.3.20.0040.00816.54
7.3.10.0030.01216.74
7.3.00.0020.01116.40
7.2.330.0030.01316.55
7.2.320.0030.01316.65
7.2.310.0090.00916.64
7.2.300.0100.00716.43
7.2.290.0130.00316.66
7.2.250.0070.01114.68
7.2.240.0100.00614.86
7.2.230.0060.01014.99
7.2.220.0060.00614.86
7.2.210.0070.01014.73
7.2.200.0090.00615.15
7.2.190.0040.01214.80
7.2.180.0030.01014.84
7.2.170.0060.00315.00
7.2.130.0040.00716.77
7.2.120.0130.00316.63
7.2.110.0030.00916.92
7.2.100.0000.01416.90
7.2.90.0080.00416.68
7.2.80.0040.00816.95
7.2.70.0070.00316.95
7.2.60.0070.00716.84
7.2.50.0030.00916.90
7.2.40.0060.00616.73
7.2.30.0060.00917.04
7.2.20.0040.00816.81
7.2.10.0070.00716.69
7.2.00.0070.00418.03
7.1.330.0030.01015.93
7.1.320.0030.01015.75
7.1.310.0070.00715.64
7.1.300.0060.00615.80
7.1.290.0060.00915.54
7.1.280.0030.00615.61
7.1.270.0080.00615.62
7.1.260.0050.00315.52
7.1.250.0040.01115.92
7.1.100.0070.01018.17
7.1.70.0030.00617.29
7.1.60.0070.01819.46
7.1.50.0070.01317.02
7.1.00.0000.08022.51
7.0.200.0030.00616.86
7.0.140.0030.07022.02
7.0.90.0030.04019.88
7.0.80.0100.05019.92
7.0.70.0100.08319.95
7.0.60.0030.05019.88
7.0.50.0070.07020.24
7.0.40.0030.07320.08
7.0.30.0100.08720.11
7.0.20.0100.07320.17
7.0.10.0070.06720.08
7.0.00.0030.05720.16
5.6.280.0000.07720.81
5.6.240.0100.07720.72
5.6.230.0030.04320.53
5.6.220.0000.04320.61
5.6.210.0030.05020.64
5.6.200.0000.04020.95
5.6.190.0070.03321.10
5.6.180.0070.06721.10
5.6.170.0030.08721.07
5.6.160.0100.06321.00
5.6.150.0030.09020.93
5.6.140.0070.06321.13
5.6.130.0000.05721.16
5.6.120.0100.08321.00
5.6.110.0030.07321.01
5.6.100.0000.04720.91
5.6.90.0030.07020.90
5.6.80.0070.06020.48
5.6.70.0130.06320.37
5.6.60.0070.04720.39
5.6.50.0070.03020.41
5.6.40.0200.07020.48
5.6.30.0130.06320.29
5.6.20.0100.05020.29
5.6.10.0030.03320.30
5.6.00.0130.02720.38
5.5.380.0100.06720.38
5.5.370.0070.08020.32
5.5.360.0030.06720.49
5.5.350.0070.07320.45
5.5.340.0000.04020.82
5.5.330.0070.06720.85
5.5.320.0070.05320.83
5.5.310.0030.05020.79
5.5.300.0130.07020.87
5.5.290.0070.07020.72
5.5.280.0130.07320.77
5.5.270.0000.04720.73
5.5.260.0130.05720.86
5.5.250.0200.06720.58
5.5.240.0000.05020.30
5.5.230.0030.06320.13
5.5.220.0030.04020.29
5.5.210.0030.07020.20
5.5.200.0070.04320.21
5.5.190.0030.07020.26
5.5.180.0030.03320.24
5.5.160.0030.07720.07
5.5.150.0030.08020.17
5.5.140.0130.07720.08
5.5.130.0070.08720.14
5.5.120.0070.04320.14
5.5.110.0070.08019.98
5.5.100.0030.08019.97
5.5.90.0100.06320.16
5.5.80.0170.06320.07
5.5.70.0070.07320.05
5.5.60.0100.07020.11
5.5.50.0100.07319.93
5.5.40.0070.07020.04
5.5.30.0070.08319.93
5.5.20.0070.07020.04
5.5.10.0070.04020.03
5.5.00.0100.07320.10
5.4.450.0000.04319.45
5.4.440.0070.04019.39
5.4.430.0030.05719.41
5.4.420.0100.03719.44
5.4.410.0030.08019.29
5.4.400.0070.04019.03
5.4.390.0000.03718.98
5.4.380.0070.06319.04
5.4.370.0030.05718.94
5.4.360.0100.07719.10
5.4.350.0030.08018.79
5.4.340.0030.03319.14
5.4.320.0030.07319.03
5.4.310.0100.07318.78
5.4.300.0030.07018.96
5.4.290.0070.07319.22
5.4.280.0130.06318.89
5.4.270.0030.08018.98
5.4.260.0000.08319.07
5.4.250.0070.07319.02
5.4.240.0130.05719.07
5.4.230.0130.03019.04
5.4.220.0130.06319.15
5.4.210.0100.06318.80
5.4.200.0100.06319.11
5.4.190.0100.07319.11
5.4.180.0100.06318.80
5.4.170.0030.04719.10
5.4.160.0030.04019.02
5.4.150.0130.07018.82
5.4.140.0130.05716.30
5.4.130.0000.06016.21
5.4.120.0000.03716.28
5.4.110.0030.07016.30
5.4.100.0000.03316.21
5.4.90.0000.03316.32
5.4.80.0030.06316.29
5.4.70.0130.02716.23
5.4.60.0000.07316.19
5.4.50.0070.02716.21
5.4.40.0030.04316.33
5.4.30.0070.06716.29
5.4.20.0070.06716.20
5.4.10.0100.05316.23
5.4.00.0100.05015.52
5.3.290.0070.08014.57
5.3.280.0000.04014.55
5.3.270.0100.02714.59
5.3.260.0100.06714.59
5.3.250.0030.05714.60
5.3.240.0030.08014.46
5.3.230.0100.04314.56
5.3.220.0070.03714.55
5.3.210.0000.04014.55
5.3.200.0000.03314.56
5.3.190.0130.06714.49
5.3.180.0030.07314.42
5.3.170.0030.04014.47
5.3.160.0030.07314.57
5.3.150.0100.07314.55
5.3.140.0000.04014.49
5.3.130.0030.03314.54
5.3.120.0070.07014.54
5.3.110.0070.07714.48
5.3.100.0070.06313.97
5.3.90.0030.03714.00
5.3.80.0100.07013.95
5.3.70.0030.07313.88
5.3.60.0070.07313.86
5.3.50.0030.04313.70
5.3.40.0070.07713.93
5.3.30.0070.03713.88
5.3.20.0070.05713.68
5.3.10.0070.06313.63
5.3.00.0030.07013.57
5.2.170.0000.03011.13
5.2.160.0030.06010.97
5.2.150.0030.05011.19
5.2.140.0070.06011.10
5.2.130.0000.02711.15
5.2.120.0070.02011.13
5.2.110.0000.06711.02
5.2.100.0000.02710.96
5.2.90.0100.05310.96
5.2.80.0030.06310.89
5.2.70.0030.04011.16
5.2.60.0000.04010.97
5.2.50.0100.06011.05
5.2.40.0070.05310.94
5.2.30.0070.03010.82
5.2.20.0030.03710.82
5.2.10.0000.03010.78
5.2.00.0130.04010.75
5.1.60.0030.0539.87
5.1.50.0030.05010.04
5.1.40.0030.03310.00
5.1.30.0030.02710.25
5.1.20.0000.06010.20
5.1.10.0070.0509.90
5.1.00.0030.04710.05
5.0.50.0000.0238.59
5.0.40.0030.0378.28
5.0.30.0100.0308.25
5.0.20.0030.0208.25
5.0.10.0000.0238.25
5.0.00.0030.0578.25
4.4.90.0000.0378.25
4.4.80.0000.0378.25
4.4.70.0030.0178.25
4.4.60.0000.0238.25
4.4.50.0030.0208.25
4.4.40.0000.0578.25
4.4.30.0000.0378.25
4.4.20.0000.0338.25
4.4.10.0030.0378.25
4.4.00.0030.0308.25
4.3.110.0030.0138.25
4.3.100.0030.0138.25
4.3.90.0030.0308.25
4.3.80.0000.0508.25
4.3.70.0000.0238.25
4.3.60.0000.0208.25
4.3.50.0000.0238.25
4.3.40.0000.0478.25
4.3.30.0000.0238.25
4.3.20.0000.0178.25
4.3.10.0070.0238.25
4.3.00.0030.0278.25

preferences:
50.55 ms | 400 KiB | 5 Q