3v4l.org

run code in 300+ PHP versions simultaneously
<?php function incRef(&$val) { $val++; } $a = 0; while($a < 500000) { incRef($a); } echo $a;

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)
8.3.60.0070.03418.56
8.3.50.0100.03322.06
8.3.40.0100.02718.54
8.3.30.0100.02019.09
8.3.20.0030.01220.34
8.3.10.0000.01622.10
8.3.00.0030.01322.39
8.2.180.0070.02318.43
8.2.170.0160.02322.96
8.2.160.0060.02220.80
8.2.150.0090.00924.18
8.2.140.0030.03324.66
8.2.130.0080.00826.16
8.2.120.0060.01017.50
8.2.110.0070.01720.93
8.2.100.0060.02417.72
8.2.90.0090.01819.34
8.2.80.0040.02217.97
8.2.70.0070.02117.63
8.2.60.0030.02417.80
8.2.50.0000.02718.07
8.2.40.0000.02518.22
8.2.30.0040.02218.03
8.2.20.0000.02717.71
8.2.10.0000.02617.56
8.2.00.0100.02317.67
8.1.280.0160.02025.92
8.1.270.0030.01323.82
8.1.260.0060.00926.35
8.1.250.0000.01628.09
8.1.240.0070.01721.03
8.1.230.0070.02117.52
8.1.220.0030.02217.79
8.1.210.0030.02018.77
8.1.200.0070.02317.23
8.1.190.0060.01917.10
8.1.180.0030.02218.10
8.1.170.0000.02418.60
8.1.160.0000.02322.02
8.1.150.0000.02218.64
8.1.140.0030.02217.43
8.1.130.0030.01917.80
8.1.120.0060.01917.49
8.1.110.0040.02217.41
8.1.100.0030.02117.49
8.1.90.0000.02617.32
8.1.80.0090.01317.43
8.1.70.0030.02217.43
8.1.60.0000.02517.65
8.1.50.0030.02217.52
8.1.40.0030.02117.41
8.1.30.0030.02317.61
8.1.20.0030.02217.72
8.1.10.0030.02317.48
8.1.00.0030.02317.30
8.0.300.0030.02318.77
8.0.290.0000.02516.72
8.0.280.0090.01518.38
8.0.270.0060.02017.29
8.0.260.0040.02216.87
8.0.250.0030.02216.94
8.0.240.0000.02616.99
8.0.230.0070.01816.83
8.0.220.0000.02516.77
8.0.210.0000.02416.82
8.0.200.0030.02216.99
8.0.190.0000.02516.85
8.0.180.0040.02216.99
8.0.170.0040.02016.93
8.0.160.0070.01816.96
8.0.150.0030.02216.83
8.0.140.0030.02416.91
8.0.130.0000.02413.36
8.0.120.0070.02116.86
8.0.110.0030.02216.72
8.0.100.0000.02616.72
8.0.90.0000.02516.88
8.0.80.0040.03416.86
8.0.70.0070.02016.76
8.0.60.0040.02216.97
8.0.50.0000.02416.93
8.0.30.0140.04317.11
8.0.20.0130.02917.40
8.0.10.0030.02316.98
8.0.00.0180.05016.75
7.4.330.0030.02415.00
7.4.320.0000.02616.61
7.4.300.0000.02716.52
7.4.290.0030.02416.57
7.4.280.0030.02516.64
7.4.270.0030.02416.53
7.4.260.0070.02616.63
7.4.250.0000.02816.39
7.4.240.0020.02716.58
7.4.230.0040.02916.63
7.4.220.0100.05816.54
7.4.210.0060.04116.59
7.4.200.0100.02016.41
7.4.190.0000.02816.59
7.4.160.0100.03316.34
7.4.150.0130.02917.40
7.4.140.0120.03517.86
7.4.130.0120.03216.48
7.4.120.0080.03816.42
7.4.110.0130.04816.47
7.4.100.0040.04016.48
7.4.90.0030.03816.67
7.4.80.0100.05216.66
7.4.70.0030.04216.39
7.4.60.0090.03516.41
7.4.50.0000.02016.32
7.4.40.0000.03722.77
7.4.30.0030.03916.48
7.4.10.0040.04614.89
7.4.00.0050.03514.86
7.3.330.0060.01913.31
7.3.320.0000.02513.11
7.3.310.0030.02316.16
7.3.300.0060.02116.25
7.3.290.0150.02216.28
7.3.280.0040.04016.30
7.3.270.0090.03317.40
7.3.260.0090.05416.34
7.3.250.0150.04016.31
7.3.240.0060.03716.33
7.3.230.0110.03116.39
7.3.210.0070.03316.38
7.3.200.0090.03719.39
7.3.190.0070.05416.42
7.3.180.0060.03616.60
7.3.170.0100.03216.40
7.3.160.0070.03216.37
7.3.130.0090.03414.86
7.3.120.0080.03314.86
7.3.110.0070.03814.38
7.3.100.0000.02914.58
7.3.90.0030.02915.02
7.3.80.0070.02314.64
7.3.70.0030.03115.02
7.3.60.0060.02814.93
7.3.50.0070.02714.72
7.3.40.0040.02514.59
7.3.30.0060.02514.51
7.3.20.0030.02716.56
7.3.10.0060.02216.83
7.3.00.0100.02816.61
7.2.330.0070.03616.61
7.2.320.0100.03316.73
7.2.310.0070.04116.67
7.2.300.0080.03416.79
7.2.290.0100.03116.90
7.2.260.0100.02914.93
7.2.250.0070.04414.98
7.2.240.0030.03014.84
7.2.230.0100.03115.19
7.2.220.0130.02315.09
7.2.210.0000.03014.98
7.2.200.0070.03315.22
7.2.190.0070.02915.09
7.2.180.0100.03314.96
7.2.170.0060.02915.02
7.2.160.0000.03514.99
7.2.150.0100.02316.94
7.2.140.0000.03317.01
7.2.130.0000.02916.71
7.2.120.0030.03016.67
7.2.110.0100.02716.74
7.2.100.0040.02916.82
7.2.90.0000.03417.13
7.2.80.0030.03016.96
7.2.70.0030.04017.09
7.2.60.0070.02817.08
7.2.50.0060.02516.66
7.2.40.0030.03117.02
7.2.30.0000.02916.90
7.2.20.0030.03816.94
7.2.10.0030.04216.94
7.2.00.0030.03117.02
7.1.330.0130.04915.64
7.1.320.0070.06115.77
7.1.310.0030.05615.96
7.1.300.0030.06515.37
7.1.290.0030.06215.70
7.1.280.0000.05815.69
7.1.270.0030.06215.43
7.1.260.0070.05715.89
7.1.250.0030.05815.46
7.1.240.0060.05515.94
7.1.230.0060.05515.69
7.1.220.0060.04915.82
7.1.210.0000.06115.70
7.1.200.0070.05815.48
7.1.190.0030.05615.55
7.1.180.0100.04615.88
7.1.170.0030.05215.64
7.1.160.0030.05815.69
7.1.150.0070.06015.48
7.1.140.0060.06815.64
7.1.130.0070.05715.49
7.1.120.0000.05915.87
7.1.110.0100.06315.65
7.1.100.0100.07615.63
7.1.90.0030.06415.43
7.1.80.0070.05415.95
7.1.70.0050.04216.25
7.1.60.0030.06917.73
7.1.50.0050.06316.38
7.1.40.0070.05715.74
7.1.30.0060.05115.68
7.1.20.0030.06115.39
7.1.10.0030.05715.67
7.1.00.0050.08319.06
7.0.330.0070.05615.43
7.0.320.0030.05915.34
7.0.310.0000.06315.43
7.0.300.0070.07215.45
7.0.290.0030.07115.19
7.0.280.0070.05215.61
7.0.270.0070.05915.40
7.0.260.0030.06415.17
7.0.250.0070.07315.33
7.0.240.0030.08315.63
7.0.230.0030.06215.30
7.0.220.0030.05515.05
7.0.210.0000.06415.34
7.0.200.0050.04416.11
7.0.190.0000.06015.42
7.0.180.0070.05115.34
7.0.170.0070.05215.58
7.0.160.0030.07515.32
7.0.150.0070.06915.52
7.0.140.0000.08718.72
7.0.130.0030.06615.12
7.0.120.0070.05215.58
7.0.110.0070.05415.54
7.0.100.0070.07115.40
7.0.90.0030.05615.48
7.0.80.0030.05815.55
7.0.70.0070.06015.44
7.0.60.0030.08417.69
7.0.50.0070.05516.73
7.0.40.0080.08016.68
7.0.30.0180.07516.83
7.0.20.0100.06316.79
7.0.10.0180.08016.82
7.0.00.0030.09116.87
5.6.400.0070.10114.16
5.6.390.0070.09814.20
5.6.380.0030.09714.54
5.6.370.0030.09314.23
5.6.360.0030.10914.63
5.6.350.0100.10514.30
5.6.340.0070.09914.04
5.6.330.0030.09914.39
5.6.320.0030.11914.48
5.6.310.0030.10213.91
5.6.300.0070.10214.14
5.6.290.0030.09914.15
5.6.280.0020.12117.81
5.6.270.0000.10114.15
5.6.260.0000.11214.23
5.6.250.0000.10614.27
5.6.240.0070.09614.13
5.6.230.0100.09714.43
5.6.220.0100.10414.50
5.6.210.0120.10817.53
5.6.200.0050.11316.12
5.6.190.0070.09417.34
5.6.180.1980.09717.56
5.6.170.0200.12117.39
5.6.160.0030.10417.56
5.6.150.0080.08416.32
5.6.140.0070.12116.27
5.6.130.0020.11316.30
5.6.120.0030.12017.73
5.6.110.0080.10517.80
5.6.100.0080.11017.73
5.6.90.0050.11217.60
5.6.80.0020.09317.31
5.6.70.2320.08317.20
5.6.60.0030.10214.22
5.6.50.0070.10814.00
5.6.40.0030.10414.33
5.6.30.0030.11014.50
5.6.20.0030.10614.15
5.6.10.0070.10314.53
5.6.00.0000.10214.20
5.5.380.0070.09014.17
5.5.370.0000.10414.11
5.5.360.0000.11114.33
5.5.350.0050.11517.41
5.5.340.0030.09715.98
5.5.330.0050.12017.35
5.5.320.0250.11217.32
5.5.310.0200.08117.24
5.5.300.0070.10315.96
5.5.290.0080.09516.12
5.5.280.0080.09517.58
5.5.270.0030.09917.53
5.5.260.0120.12617.52
5.5.250.0020.12417.48
5.5.240.0100.09717.23
5.5.230.0100.09613.93
5.5.220.0100.09614.23
5.5.210.0030.12114.32
5.5.200.0070.10414.14
5.5.190.0130.09114.38
5.5.180.0070.11314.25
5.5.170.0030.09714.11
5.5.160.0030.11213.82
5.5.150.0030.09613.89
5.5.140.0030.09714.18
5.5.130.0030.10614.18
5.5.120.0000.10614.13
5.5.110.0070.09614.48
5.5.100.0030.10714.18
5.5.90.0030.10813.98
5.5.80.0030.10314.20
5.5.70.0100.09914.30
5.5.60.0100.09714.04
5.5.50.0070.09914.05
5.5.40.0100.12113.98
5.5.30.0070.11614.23
5.5.20.0000.11614.32
5.5.10.0130.10414.07
5.5.00.0000.10314.07
5.4.450.0130.11515.42
5.4.440.0180.11115.43
5.4.430.0120.10915.29
5.4.420.0120.09715.33
5.4.410.0080.11515.28
5.4.400.0130.10015.25
5.4.390.0150.09315.06
5.4.380.0100.10915.22
5.4.370.0130.10315.25
5.4.360.0120.09815.21
5.4.350.0120.10415.21
5.4.340.0150.11715.22
5.4.330.0000.10411.28
5.4.320.0180.10415.23
5.4.310.0150.09915.22
5.4.300.0100.10415.17
5.4.290.0080.08815.29
5.4.280.0230.09415.25
5.4.270.0130.09215.25
5.4.260.0070.11615.30
5.4.250.0120.10915.07
5.4.240.0120.11615.21
5.4.230.0100.10415.17
5.4.220.0150.09815.21
5.4.210.0080.10915.24
5.4.200.0120.09815.18
5.4.190.0100.12415.21
5.4.180.0130.10515.29
5.4.170.0170.08215.25
5.4.160.0100.08515.06
5.4.150.0120.09815.23
5.4.140.0070.09813.80
5.4.130.0170.08913.79
5.4.120.0100.08413.90
5.4.110.0150.10213.85
5.4.100.0080.10713.81
5.4.90.0100.11113.82
5.4.80.0050.09413.90
5.4.70.0170.10613.86
5.4.60.0070.09113.86
5.4.50.0030.10113.90
5.4.40.0100.08313.72
5.4.30.0100.09213.89
5.4.20.0100.08713.91
5.4.10.0080.09613.88
5.4.00.0070.08513.54
5.3.290.0120.10913.02
5.3.280.0070.10912.92
5.3.270.0120.09512.98
5.3.260.0070.10412.99
5.3.250.0100.09413.02
5.3.240.0080.10613.00
5.3.230.0120.09612.98
5.3.220.0120.11412.96
5.3.210.0120.12912.93
5.3.200.0120.11112.97
5.3.190.0080.10513.00
5.3.180.0050.11512.88
5.3.170.0130.10612.93
5.3.160.0100.09612.88
5.3.150.0080.11512.96
5.3.140.0080.10212.90
5.3.130.0070.11112.92
5.3.120.0070.11112.92
5.3.110.0080.09712.91
5.3.100.0080.09812.66
5.3.90.0080.10112.65
5.3.80.0070.12112.71
5.3.70.0070.09512.69
5.3.60.0020.11012.64
5.3.50.0080.11512.65
5.3.40.0170.12112.56
5.3.30.0120.12712.59
5.3.20.0080.10812.53
5.3.10.0150.11912.42
5.3.00.0130.11612.41
5.2.170.0100.11711.93
5.2.160.0100.10311.93
5.2.150.0170.16711.93
5.2.140.0330.13311.93
5.2.130.0130.12311.93
5.2.120.0200.16011.93
5.2.110.0170.15311.93
5.2.100.0170.17011.93
5.2.90.0200.14011.93
5.2.80.0100.11011.93
5.2.70.0170.14711.93
5.2.60.0200.10011.93
5.2.50.0200.16711.93
5.2.40.0170.16311.93
5.2.30.0130.10711.93
5.2.20.0170.11311.93
5.2.10.0270.10311.93
5.2.00.0070.16711.93
5.1.60.0130.14311.93
5.1.50.0170.14011.93
5.1.40.0130.13311.93
5.1.30.0170.15711.93
5.1.20.0170.11311.93
5.1.10.0130.09711.93
5.1.00.0170.15711.93
5.0.50.0030.24011.93
5.0.40.0130.19011.93
5.0.30.0130.20711.93
5.0.20.0030.18311.93
5.0.10.0070.19311.93
5.0.00.0030.24711.93
4.4.90.0100.20311.93
4.4.80.0000.15711.93
4.4.70.0030.15011.93
4.4.60.0070.15311.93
4.4.50.0070.19011.93
4.4.40.0100.18711.93
4.4.30.0100.18311.93
4.4.20.0100.18711.93
4.4.10.0100.14711.93
4.4.00.0170.18311.93
4.3.110.0070.19311.93
4.3.100.0100.13711.93
4.3.90.0100.19011.93
4.3.80.0000.23011.93
4.3.70.0100.19011.93
4.3.60.0070.19711.93
4.3.50.0070.19311.93
4.3.40.0030.19011.93
4.3.30.0070.19311.93
4.3.20.0000.13011.93
4.3.10.0000.20011.93
4.3.00.0070.19311.93

preferences:
48.8 ms | 401 KiB | 5 Q