3v4l.org

run code in 300+ PHP versions simultaneously
<?php //all uppercase letters print(strtoupper("the quick brown fox jumps over the lazy dog./n")); //all lowercase letters print(strtolower("THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG")); // make a string's first character uppercase print(ucfirst("the quick brown fox jumps over the lazy dog.")); // make a string's first character of all the words uppercase print(ucwords("the quick brown fox jumps over the lazy dog.")); ?>

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)
8.3.40.0120.00618.67
8.3.30.0140.00319.01
8.3.20.0040.00420.38
8.3.10.0040.00423.53
8.3.00.0080.00319.01
8.2.170.0060.00922.96
8.2.160.0160.00320.35
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0120.00626.16
8.2.120.0040.00422.12
8.2.110.0060.00322.18
8.2.100.0080.00417.72
8.2.90.0080.00019.17
8.2.80.0030.00617.97
8.2.70.0030.00617.50
8.2.60.0030.00617.93
8.2.50.0000.00818.07
8.2.40.0050.00318.22
8.2.30.0000.00717.88
8.2.20.0000.00717.54
8.2.10.0030.00517.82
8.2.00.0020.00517.61
8.1.270.0080.00023.86
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00424.02
8.1.230.0080.00319.06
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0030.00517.30
8.1.180.0060.00318.10
8.1.170.0090.00018.59
8.1.160.0030.00521.93
8.1.150.0040.00418.53
8.1.140.0000.00717.25
8.1.130.0000.00717.71
8.1.120.0070.00017.20
8.1.110.0000.01017.36
8.1.100.0030.00617.32
8.1.90.0000.00717.23
8.1.80.0040.00417.30
8.1.70.0030.00617.27
8.1.60.0040.00417.47
8.1.50.0040.00417.34
8.1.40.0040.00417.28
8.1.30.0000.00817.46
8.1.20.0000.00817.57
8.1.10.0000.00717.46
8.1.00.0000.00717.36
8.0.300.0000.00718.77
8.0.290.0080.00017.05
8.0.280.0000.00718.46
8.0.270.0040.00417.24
8.0.260.0070.00017.18
8.0.250.0030.00316.80
8.0.240.0000.00616.81
8.0.230.0030.00316.71
8.0.220.0030.00316.80
8.0.210.0080.00016.70
8.0.200.0070.00016.87
8.0.190.0000.00716.79
8.0.180.0070.00316.79
8.0.170.0020.00516.71
8.0.160.0000.00716.79
8.0.150.0040.00416.59
8.0.140.0000.00716.75
8.0.130.0070.00013.16
8.0.120.0040.00416.77
8.0.110.0030.00616.59
8.0.100.0000.00716.83
8.0.90.0050.00216.71
8.0.80.0150.00616.76
8.0.70.0040.00416.79
8.0.60.0000.00716.71
8.0.50.0000.00816.88
8.0.30.0130.00617.10
8.0.20.0100.00817.40
8.0.10.0000.00816.75
8.0.00.0120.00516.51
7.4.330.0050.00015.00
7.4.320.0030.00316.48
7.4.300.0000.00716.26
7.4.290.0070.00016.43
7.4.280.0000.00716.46
7.4.270.0040.00316.52
7.4.260.0000.00816.36
7.4.250.0060.00316.35
7.4.240.0030.00316.42
7.4.230.0070.00016.47
7.4.220.0150.00016.32
7.4.210.0090.00816.51
7.4.200.0000.00716.50
7.4.190.0040.00416.61
7.4.160.0060.00916.21
7.4.150.0070.01017.40
7.4.140.0100.00817.86
7.4.130.0120.00516.31
7.4.120.0060.00916.48
7.4.110.0110.00716.43
7.4.100.0150.00416.32
7.4.90.0000.01816.30
7.4.80.0150.00319.39
7.4.70.0100.01316.53
7.4.60.0070.01116.46
7.4.50.0050.00016.23
7.4.40.0090.00622.77
7.4.30.0120.00416.42
7.4.00.0090.00814.80
7.3.330.0000.00512.90
7.3.320.0000.00613.03
7.3.310.0030.00316.07
7.3.300.0000.00716.13
7.3.290.0040.01616.11
7.3.280.0050.01316.16
7.3.270.0100.00717.40
7.3.260.0100.00716.21
7.3.250.0100.00816.45
7.3.240.0090.00916.38
7.3.230.0130.00316.39
7.3.210.0110.00616.25
7.3.200.0080.00919.39
7.3.190.0030.01316.16
7.3.180.0060.00916.11
7.3.170.0060.01016.35
7.3.160.0030.01316.15
7.3.120.0070.00814.78
7.3.110.0100.00614.77
7.3.100.0080.00714.65
7.3.90.0080.00514.58
7.3.80.0040.00914.72
7.3.70.0070.00614.73
7.3.60.0040.00914.54
7.3.50.0080.00514.51
7.3.40.0070.00614.69
7.3.30.0120.00414.68
7.3.20.0040.00916.42
7.3.10.0080.00516.50
7.3.00.0030.01316.53
7.2.330.0060.01216.18
7.2.320.0090.00916.28
7.2.310.0060.01016.63
7.2.300.0030.01316.34
7.2.290.0030.01416.54
7.2.250.0080.00914.98
7.2.240.0060.01414.80
7.2.230.0070.00814.82
7.2.220.0040.00814.91
7.2.210.0100.00414.76
7.2.200.0040.00814.92
7.2.190.0090.00714.86
7.2.180.0050.01014.86
7.2.170.0070.00714.98
7.2.60.0040.01116.81
7.2.00.0030.00919.32
7.1.330.0040.01115.76
7.1.320.0060.00715.79
7.1.310.0070.00415.63
7.1.300.0070.00615.49
7.1.290.0050.00815.58
7.1.280.0020.01115.75
7.1.270.0060.00915.63
7.1.260.0030.00915.63
7.1.200.0000.01115.57
7.1.100.0000.01118.11
7.1.70.0030.00916.87
7.1.60.0040.02119.46
7.1.50.0130.01016.85
7.1.00.0030.07722.48
7.0.200.0000.00716.55
7.0.140.0070.07022.18
7.0.100.0030.08320.05
7.0.90.0100.07719.97
7.0.80.0100.08019.89
7.0.70.0070.08019.84
7.0.60.0100.05319.77
7.0.50.0100.05720.20
7.0.40.0100.07020.17
7.0.30.0070.08320.09
7.0.20.0130.05020.19
7.0.10.0070.06020.10
7.0.00.0100.03320.13
5.6.280.0030.07321.12
5.6.250.0170.07320.52
5.6.240.0130.08020.59
5.6.230.0130.06020.59
5.6.220.0100.08020.61
5.6.210.0100.08020.59
5.6.200.0170.08021.10
5.6.190.0070.07721.09
5.6.180.0030.08320.94
5.6.170.0130.08320.95
5.6.160.0100.07021.08
5.6.150.0070.04021.00
5.6.140.0070.08321.00
5.6.130.0130.07321.07
5.6.120.0000.08721.00
5.6.110.0100.08720.91
5.6.100.0030.07721.02
5.6.90.0100.08321.14
5.6.80.0070.07020.38
5.6.70.0100.05720.41
5.6.60.0030.06320.53
5.6.50.0070.07720.45
5.6.40.0000.08720.52
5.6.30.0070.07720.27
5.6.20.0130.07720.30
5.6.10.0070.06020.36
5.6.00.0070.08020.36
5.5.380.0070.05020.36
5.5.370.0100.08320.34
5.5.360.0170.07020.39
5.5.350.0100.08020.50
5.5.340.0170.08020.86
5.5.330.0030.08720.86
5.5.320.0070.08020.89
5.5.310.0130.07720.76
5.5.300.0230.06720.91
5.5.290.0200.06020.79
5.5.280.0030.08320.75
5.5.270.0070.08720.79
5.5.260.0030.04320.85
5.5.250.0130.07320.69
5.5.240.0100.07320.15
5.5.230.0100.07720.28
5.5.220.0030.08320.23
5.5.210.0100.08320.29
5.5.200.0070.08720.25
5.5.190.0070.06720.16
5.5.180.0070.08720.25
5.5.160.0070.08720.10
5.5.150.0170.07720.10
5.5.140.0200.06320.25
5.5.130.0070.08320.16
5.5.120.0000.07720.23
5.5.110.0030.05320.22
5.5.100.0030.08320.07
5.5.90.0070.05020.14
5.5.80.0070.06319.96
5.5.70.0170.05720.03
5.5.60.0100.07319.93
5.5.50.0030.07720.14
5.5.40.0070.06720.07
5.5.30.0100.07720.10
5.5.20.0130.07020.09
5.5.10.0100.07020.02
5.5.00.0230.06020.09
5.4.450.0100.07319.14
5.4.440.0070.08019.38
5.4.430.0100.04019.25
5.4.420.0100.07719.42
5.4.410.0030.08319.34
5.4.400.0070.05019.07
5.4.390.0170.06719.02
5.4.380.0070.08019.10
5.4.370.0100.06018.95
5.4.360.0070.08019.23
5.4.350.0030.04318.96
5.4.340.0000.08019.05
5.4.320.0100.07318.96
5.4.310.0070.07319.03
5.4.300.0100.04318.90
5.4.290.0070.09019.18
5.4.280.0100.05319.11
5.4.270.0030.04319.14
5.4.260.0100.05719.03
5.4.250.0000.08019.09
5.4.240.0100.08319.04
5.4.230.0070.07719.06
5.4.220.0100.04019.22
5.4.210.0130.07019.13
5.4.200.0030.07719.11
5.4.190.0130.06319.13
5.4.180.0130.06719.11
5.4.170.0100.07718.97
5.4.160.0130.06719.07
5.4.150.0070.08019.21
5.4.140.0100.07016.30
5.4.130.0170.07316.00
5.4.120.0100.06316.25
5.4.110.0030.04716.23
5.4.100.0030.07316.26
5.4.90.0030.06016.46
5.4.80.0030.07016.26
5.4.70.0030.08016.21
5.4.60.0100.04316.20
5.4.50.0130.06716.18
5.4.40.0000.08016.29
5.4.30.0000.08316.39
5.4.20.0070.06716.30
5.4.10.0030.07716.41
5.4.00.0070.07315.73
5.3.290.0170.06014.64
5.3.280.0170.06314.45
5.3.270.0130.04314.51
5.3.260.0030.07314.59
5.3.250.0070.08014.46
5.3.240.0170.07014.57
5.3.230.0030.06314.45
5.3.220.0100.05014.52
5.3.210.0170.08014.55
5.3.200.0070.07314.41
5.3.190.0070.07714.42
5.3.180.0030.07314.54
5.3.170.0200.05714.55
5.3.160.0000.07314.41
5.3.150.0070.07714.54
5.3.140.0070.08014.40
5.3.130.0170.06314.36
5.3.120.0130.05314.52
5.3.110.0100.03314.38
5.3.100.0100.07013.86
5.3.90.0130.05313.83
5.3.80.0100.07313.97
5.3.70.0030.08013.77
5.3.60.0000.06013.95
5.3.50.0030.07313.79
5.3.40.0070.06313.92
5.3.30.0100.07013.88
5.3.20.0000.05713.63
5.3.10.0030.07313.63
5.3.00.0130.06713.49
5.2.170.0030.06012.19
5.2.160.0030.03012.19
5.2.150.0070.06312.19
5.2.140.0100.05312.19
5.2.130.0070.03012.19
5.2.120.0030.05712.19
5.2.110.0070.04712.19
5.2.100.0130.05312.19
5.2.90.0070.06012.19
5.2.80.0070.06012.19
5.2.70.0030.06312.19
5.2.60.0030.06712.19
5.2.50.0030.06312.19
5.2.40.0030.06012.19
5.2.30.0100.06312.19
5.2.20.0000.05312.19
5.2.10.0130.04312.19
5.2.00.0000.06312.19
5.1.60.0100.04312.19
5.1.50.0000.04012.19
5.1.40.0070.02012.19
5.1.30.0070.02712.19
5.1.20.0070.02712.19
5.1.10.0070.02712.19
5.1.00.0070.02712.19
5.0.50.0030.02012.19
5.0.40.0100.02712.19
5.0.30.0000.05012.19
5.0.20.0030.04312.19
5.0.10.0030.04012.19
5.0.00.0000.05012.19
4.4.90.0030.03312.19
4.4.80.0030.03012.19
4.4.70.0000.03712.19
4.4.60.0030.02712.19
4.4.50.0070.03312.19
4.4.40.0030.05312.19
4.4.30.0070.03012.19
4.4.20.0070.03012.19
4.4.10.0000.01712.19
4.4.00.0000.02712.19
4.3.110.0070.03012.19
4.3.100.0030.02712.19
4.3.90.0000.02012.19
4.3.80.0070.05012.19
4.3.70.0030.03312.19
4.3.60.0000.03712.19
4.3.50.0070.02312.19
4.3.40.0000.05312.19
4.3.30.0000.03712.19
4.3.20.0000.03012.19
4.3.10.0030.02312.19
4.3.00.0030.02012.19

preferences:
43.8 ms | 400 KiB | 5 Q