3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo count_chars( "DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD", 3);

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)
8.3.70.0120.00318.43
8.3.60.0100.00716.50
8.3.50.0150.00521.92
8.3.40.0170.00318.72
8.3.30.0060.00818.79
8.3.20.0000.00720.09
8.3.10.0000.00823.48
8.3.00.0040.00419.07
8.2.180.0070.01416.50
8.2.170.0070.00722.96
8.2.160.0030.01420.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0020.00526.16
8.2.120.0040.00419.03
8.2.110.0050.00520.84
8.2.100.0030.01017.59
8.2.90.0040.00419.09
8.2.80.0000.00917.97
8.2.70.0030.00617.36
8.2.60.0000.00917.80
8.2.50.0060.00318.07
8.2.40.0000.00819.88
8.2.30.0050.00318.08
8.2.20.0040.00417.69
8.2.10.0070.00017.83
8.2.00.0060.00317.45
8.1.280.0180.00325.92
8.1.270.0000.00823.92
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00321.36
8.1.230.0030.00717.42
8.1.220.0090.00017.74
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0040.00417.10
8.1.180.0000.01318.10
8.1.170.0030.00518.37
8.1.160.0070.00021.94
8.1.150.0040.00418.50
8.1.140.0000.00717.32
8.1.130.0070.00017.68
8.1.120.0070.00017.24
8.1.110.0030.00417.29
8.1.100.0070.00017.33
8.1.90.0020.00517.34
8.1.80.0080.00017.22
8.1.70.0030.00317.21
8.1.60.0030.00617.34
8.1.50.0090.00017.41
8.1.40.0100.00017.41
8.1.30.0030.00717.55
8.1.20.0050.00317.35
8.1.10.0000.00717.44
8.1.00.0040.00417.37
8.0.300.0080.00018.77
8.0.290.0020.00516.75
8.0.280.0000.00718.24
8.0.270.0000.00717.11
8.0.260.0060.00017.05
8.0.250.0000.00716.92
8.0.240.0000.00716.71
8.0.230.0030.00316.80
8.0.220.0070.00016.80
8.0.210.0000.00716.73
8.0.200.0070.00016.68
8.0.190.0070.00016.85
8.0.180.0040.00416.79
8.0.170.0040.00416.81
8.0.160.0030.00416.79
8.0.150.0030.00516.63
8.0.140.0000.00716.77
8.0.130.0060.00013.15
8.0.120.0030.00516.75
8.0.110.0040.00416.71
8.0.100.0040.00416.82
8.0.90.0030.00416.63
8.0.80.0070.01416.80
8.0.70.0050.00316.73
8.0.60.0080.00016.77
8.0.50.0030.00616.74
8.0.30.0060.01217.10
8.0.20.0080.01117.40
8.0.10.0080.00016.73
8.0.00.0120.00816.72
7.4.330.0050.00015.02
7.4.320.0000.00616.45
7.4.300.0000.00616.26
7.4.290.0040.00416.35
7.4.280.0000.00916.46
7.4.270.0050.00316.26
7.4.260.0070.00016.33
7.4.250.0000.00716.43
7.4.240.0000.00716.37
7.4.230.0000.00716.27
7.4.220.0070.01116.38
7.4.210.0020.01216.38
7.4.200.0040.00416.48
7.4.190.0030.00316.32
7.4.160.0030.01216.48
7.4.150.0150.00317.40
7.4.140.0110.01117.86
7.4.130.0130.00816.43
7.4.120.0060.01116.48
7.4.110.0110.01116.23
7.4.100.0100.01016.44
7.4.90.0110.00716.23
7.4.80.0030.01819.39
7.4.70.0000.01516.32
7.4.60.0070.01016.44
7.4.50.0030.00316.23
7.4.40.0060.01516.15
7.4.30.0150.00016.57
7.4.00.0090.00615.02
7.3.330.0030.00312.86
7.3.320.0000.00612.93
7.3.310.0000.00816.20
7.3.300.0030.00316.18
7.3.290.0130.00016.15
7.3.280.0080.00816.10
7.3.270.0060.00917.40
7.3.260.0100.01316.16
7.3.250.0120.01316.09
7.3.240.0140.00916.47
7.3.230.0130.00316.39
7.3.210.0140.00416.31
7.3.200.0030.01619.39
7.3.190.0040.01116.14
7.3.180.0040.01116.18
7.3.170.0060.00916.52
7.3.160.0090.00616.45
7.3.120.0040.01214.69
7.2.330.0090.00916.61
7.2.320.0120.00316.23
7.2.310.0040.01216.24
7.2.300.0070.01316.13
7.2.290.0070.01516.30
7.1.70.0060.00316.99
7.1.60.0170.00719.46
7.1.50.0140.01016.56
7.1.00.0070.07322.45
7.0.200.0070.00316.59
7.0.140.0030.06722.04
7.0.110.0030.08719.95
7.0.100.0330.04319.83
7.0.90.0600.08019.90
7.0.80.0430.07719.91
7.0.70.0500.08020.00
7.0.60.0500.08019.86
7.0.50.0500.07720.45
7.0.40.0070.08320.13
7.0.30.0100.08020.06
7.0.20.0030.05720.18
7.0.10.0070.07320.02
7.0.00.0130.08320.05
5.6.280.0030.06720.98
5.6.260.0030.04720.60
5.6.250.0100.08020.61
5.6.240.0100.07720.57
5.6.230.0030.07320.66
5.6.220.0100.03320.67
5.6.210.0070.08020.57
5.6.200.0030.09021.11
5.6.190.0000.09021.26
5.6.180.0100.08321.14
5.6.170.0100.07321.18
5.6.160.0000.08020.94
5.6.150.0130.07021.28
5.6.140.0130.07320.98
5.6.130.0200.06321.28
5.6.120.0100.07021.10
5.6.110.0030.05020.90
5.6.100.0100.08021.07
5.6.90.0100.06321.23
5.6.80.0130.07020.34
5.6.70.0130.06720.38
5.6.60.0030.07320.55
5.6.50.0000.06020.36
5.6.40.0100.07320.37
5.6.30.0070.08020.47
5.6.20.0030.05320.29
5.6.10.0000.04320.29
5.6.00.0000.05320.62
5.5.380.0070.07720.25
5.5.370.0030.08320.37
5.5.360.0130.07720.33
5.5.350.0100.07020.35
5.5.340.0000.09021.01
5.5.330.0070.05021.01
5.5.320.0130.06021.01
5.5.310.0100.07320.80
5.5.300.0100.04720.73
5.5.290.0070.08021.01
5.5.280.0130.07320.96
5.5.270.0000.04720.74
5.5.260.0100.04720.79
5.5.250.0030.08320.67
5.5.240.0130.05020.04
5.5.230.0070.07720.34
5.5.220.0030.06320.23
5.5.210.0100.03720.27
5.5.200.0030.08020.38
5.5.190.0070.06720.23
5.5.180.0100.04020.30
5.5.160.0100.04720.36
5.5.150.0070.06320.18
5.5.140.0170.02720.04
5.5.130.0070.06020.09
5.5.120.0000.04020.11
5.5.110.0000.05020.28
5.5.100.0070.03720.05
5.5.90.0000.04020.15
5.5.80.0000.04020.21
5.5.70.0000.08319.98
5.5.60.0130.05320.20
5.5.50.0100.06720.18
5.5.40.0000.04020.16
5.5.30.0070.03320.05
5.5.20.0070.03720.23
5.5.10.0070.04020.10
5.5.00.0070.03720.20
5.4.450.0070.08019.33
5.4.440.0070.07319.61
5.4.430.0100.07719.50
5.4.420.0130.07019.42
5.4.410.0070.08719.11
5.4.400.0070.04319.18
5.4.390.0100.06719.07
5.4.380.0030.07319.00
5.4.370.0030.05019.11
5.4.360.0030.08019.01
5.4.350.0170.06319.00
5.4.340.0030.04719.03
5.4.320.0100.03319.25
5.4.310.0000.04019.00
5.4.300.0070.04018.95
5.4.290.0000.03719.27
5.4.280.0030.04019.11
5.4.270.0130.02719.17
5.4.260.0000.04719.04
5.4.250.0000.04019.00
5.4.240.0030.03719.07
5.4.230.0070.06018.99
5.4.220.0000.04718.94
5.4.210.0130.05718.95
5.4.200.0030.07718.98
5.4.190.0100.03319.09
5.4.180.0030.06719.17
5.4.170.0100.05719.09
5.4.160.0030.03719.00
5.4.150.0070.03318.94
5.4.140.0030.03716.48
5.4.130.0030.03716.21
5.4.120.0030.03316.25
5.4.110.0030.05316.36
5.4.100.0030.03716.50
5.4.90.0070.03316.38
5.4.80.0130.05716.34
5.4.70.0100.03016.51
5.4.60.0000.03716.35
5.4.50.0070.03716.16
5.4.40.0000.06016.55
5.4.30.0070.03016.34
5.4.20.0070.03316.38
5.4.10.0030.04316.31
5.4.00.0070.03715.66
5.3.290.0070.03714.54
5.3.280.0030.03714.48
5.3.270.0030.06714.53
5.3.260.0000.04014.62
5.3.250.0000.04014.61
5.3.240.0030.03714.54
5.3.230.0030.07314.66
5.3.220.0030.03714.34
5.3.210.0000.04714.43
5.3.200.0030.03714.48
5.3.190.0000.03714.45
5.3.180.0000.04014.43
5.3.170.0030.06014.42
5.3.160.0030.03714.50
5.3.150.0100.06714.48
5.3.140.0070.03714.65
5.3.130.0070.03314.60
5.3.120.0000.04014.39
5.3.110.0030.03714.42
5.3.100.0070.03713.92
5.3.90.0000.04013.89
5.3.80.0030.03714.02
5.3.70.0070.05313.94
5.3.60.0070.03713.89
5.3.50.0030.06713.96
5.3.40.0030.04313.72
5.3.30.0030.06013.69
5.3.20.0030.07313.71
5.3.10.0100.05713.57
5.3.00.0200.05713.45
5.2.170.0030.04012.43
5.2.160.0070.03012.43
5.2.150.0030.03012.43
5.2.140.0100.02712.43
5.2.130.0100.02012.43
5.2.120.0070.05712.43
5.2.110.0030.06012.43
5.2.100.0030.06012.43
5.2.90.0070.05712.43
5.2.80.0030.05012.43
5.2.70.0070.06312.43
5.2.60.0070.03312.43
5.2.50.0000.03012.43
5.2.40.0000.06012.43
5.2.30.0070.06012.43
5.2.20.0070.05712.43
5.2.10.0030.06312.43
5.2.00.0030.06012.43
5.1.60.0000.05712.43
5.1.50.0000.04012.43
5.1.40.0070.05312.43
5.1.30.0100.05012.43
5.1.20.0030.04712.43
5.1.10.0030.05712.43
5.1.00.0070.05312.43
5.0.50.0070.04312.43
5.0.40.0070.04312.43
5.0.30.0100.05312.43
5.0.20.0030.04712.43
5.0.10.0000.04312.43
5.0.00.0030.06012.43
4.4.90.0100.03012.43
4.4.80.0000.03712.43
4.4.70.0100.02712.43
4.4.60.0000.03712.43
4.4.50.0100.02712.43
4.4.40.0100.04312.43
4.4.30.0000.03712.43
4.4.20.0070.03312.43
4.4.10.0030.03312.43
4.4.00.0000.05712.43
4.3.110.0030.03312.43
4.3.100.0030.03712.43
4.3.90.0030.02712.43
4.3.80.0030.05312.43
4.3.70.0030.02012.43
4.3.60.0100.02712.43
4.3.50.0070.01312.43
4.3.40.0070.04312.43
4.3.30.0000.02012.43
4.3.20.0000.04012.43
4.3.10.0000.03312.43
4.3.00.0000.03312.43

preferences:
38.68 ms | 401 KiB | 5 Q