3v4l.org

run code in 300+ PHP versions simultaneously
<?php $course1 = "advanced web development"; $course2 = "mobile app development"; $course3 = "info systems with business intell"; // Pass by reference function fixCourseName(&$courseName) { $courseName = ucwords($courseName); } fixCourseName($course1); echo $course1; echo "\n"; // Prints a newline // Return the new value function fixCourseName_two($courseName) { return ucwords($courseName); } $course2 = fixCourseName_two($course2); echo $course2; echo "\n"; // Prints a newline // Using the ucwords() directly echo ucwords($course3);

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)
8.5.10.0100.00716.84
8.5.00.0130.00820.09
8.4.150.0020.00014.05
8.4.140.0140.00817.41
8.4.130.0120.00820.58
8.4.120.0150.00520.54
8.4.110.0100.01022.50
8.4.100.0120.00917.77
8.4.90.0140.00718.38
8.4.80.0060.00417.56
8.4.70.0110.00817.56
8.4.60.0140.00618.67
8.4.50.0060.00420.27
8.4.40.0120.00817.63
8.4.30.0040.00417.60
8.4.20.0100.01018.77
8.4.10.0080.00017.72
8.3.280.0100.01018.38
8.3.270.0130.00816.54
8.3.260.0060.00216.68
8.3.250.0110.00818.84
8.3.240.0100.00916.28
8.3.230.0100.00916.50
8.3.220.0020.00518.79
8.3.210.0060.00216.61
8.3.200.0080.00118.21
8.3.190.0070.00816.70
8.3.180.0100.01018.19
8.3.170.0110.00717.08
8.3.160.0040.01118.48
8.3.150.0090.00918.55
8.3.140.0110.00317.03
8.3.130.0100.00018.19
8.3.120.0000.00920.93
8.3.110.0050.00320.94
8.3.100.0060.00624.06
8.3.90.0100.01018.34
8.3.80.0090.00018.43
8.3.70.0150.00416.38
8.3.60.0150.00018.43
8.3.50.0070.01018.30
8.3.40.0150.00018.84
8.3.30.0230.00018.67
8.3.20.0040.00418.80
8.3.10.0080.00021.47
8.3.00.0050.00221.77
8.2.290.0070.00820.55
8.2.280.0060.00318.09
8.2.270.0000.00818.96
8.2.260.0150.00318.19
8.2.250.0150.00416.37
8.2.240.0030.00617.06
8.2.230.0030.00622.58
8.2.220.0120.00337.54
8.2.210.0000.00826.77
8.2.200.0000.00916.38
8.2.190.0040.01416.58
8.2.180.0100.01018.25
8.2.170.0070.01022.96
8.2.160.0030.01020.57
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00822.13
8.2.120.0080.00026.35
8.2.110.0030.00721.04
8.2.100.0040.00817.84
8.2.90.0060.00317.91
8.2.80.0040.00417.97
8.2.70.0040.00417.80
8.2.60.0050.00318.03
8.2.50.0000.00818.10
8.2.40.0000.00719.50
8.2.30.0080.00020.53
8.2.20.0040.00418.10
8.2.10.0000.00718.06
8.2.00.0040.00419.48
8.1.330.0100.00922.10
8.1.320.0050.00516.12
8.1.310.0040.00418.07
8.1.300.0030.00618.00
8.1.290.0060.00318.88
8.1.280.0070.01125.92
8.1.270.0080.00020.38
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0160.00619.46
8.1.230.0040.00721.03
8.1.220.0000.00717.74
8.1.210.0000.00819.04
8.1.200.0030.00617.23
8.1.190.0050.00517.22
8.1.180.0000.00818.10
8.1.170.0030.00618.69
8.1.160.0000.00818.86
8.1.150.0040.00418.82
8.1.140.0030.00518.82
8.1.130.0040.00419.95
8.1.120.0070.00017.32
8.1.110.0000.00817.45
8.1.100.0040.00417.42
8.1.90.0070.00017.29
8.1.80.0020.00517.28
8.1.70.0030.00517.29
8.1.60.0040.00417.54
8.1.50.0040.00417.43
8.1.40.0040.00417.53
8.1.30.0050.00317.71
8.1.20.0000.00817.58
8.1.10.0040.00717.51
8.1.00.0000.00717.33
8.0.300.0070.00019.84
8.0.290.0030.00616.75
8.0.280.0070.00018.41
8.0.270.0030.00316.86
8.0.260.0080.00018.38
8.0.250.0080.00316.95
8.0.240.0000.00716.95
8.0.230.0030.00316.75
8.0.220.0030.00316.70
8.0.210.0000.00716.84
8.0.200.0060.00016.79
8.0.190.0030.00716.88
8.0.180.0030.00516.75
8.0.170.0000.00816.84
8.0.160.0070.00016.81
8.0.150.0030.00516.64
8.0.140.0000.00716.84
8.0.130.0030.00313.24
8.0.120.0040.00416.81
8.0.110.0040.00416.87
8.0.100.0050.00316.66
8.0.90.0000.00716.74
8.0.80.0120.00816.82
8.0.70.0000.00816.71
8.0.60.0020.00516.83
8.0.50.0050.00216.79
8.0.30.0120.00516.87
8.0.20.0120.00717.40
8.0.10.0000.00716.75
8.0.00.0050.01216.80
7.4.330.0050.00015.55
7.4.320.0070.00016.58
7.4.300.0000.00616.49
7.4.290.0060.00016.59
7.4.280.0030.00616.59
7.4.270.0070.00316.54
7.4.260.0030.00316.57
7.4.250.0070.00016.48
7.4.240.0030.00316.49
7.4.230.0000.00716.25
7.4.220.0040.00416.30
7.4.210.0060.01016.62
7.4.200.0040.00416.63
7.4.160.0150.00316.49
7.4.140.0130.00817.86
7.4.130.0090.00916.66
7.4.120.0080.01116.45
7.4.110.0070.01016.54
7.4.100.0100.00716.46
7.4.90.0070.01016.36
7.4.80.0150.00619.39
7.4.70.0070.01116.39
7.4.60.0130.00716.52
7.4.50.0060.00616.58
7.4.40.0070.01516.40
7.4.10.0090.00915.64
7.4.00.0060.00915.50
7.3.330.0000.00513.12
7.3.320.0050.00013.13
7.3.310.0000.00916.28
7.3.300.0030.00316.27
7.3.290.0030.00316.16
7.3.280.0120.00916.29
7.3.260.0110.00816.46
7.3.240.0130.00516.51
7.3.230.0070.01116.32
7.3.210.0100.01016.43
7.3.200.0060.00916.52
7.3.190.0060.01116.43
7.3.180.0120.00616.36
7.3.170.0060.01016.58
7.3.160.0100.00716.73
7.3.130.0110.00615.68
7.3.120.0080.00715.49
7.3.110.0090.00715.50
7.3.100.0060.00715.52
7.3.90.0050.00915.52
7.3.80.0030.00615.63
7.3.70.0070.00815.64
7.3.60.0060.00415.60
7.3.50.0050.00615.54
7.3.40.0060.00515.65
7.3.30.0030.00915.58
7.3.20.0090.00817.53
7.3.10.0070.01216.89
7.3.00.0030.00917.04
7.2.330.0080.01116.70
7.2.320.0190.00916.85
7.2.310.0170.00016.52
7.2.300.0120.00616.71
7.2.290.0140.00916.48
7.2.260.0060.01215.79
7.2.250.0090.01015.58
7.2.240.0000.01715.79
7.2.230.0070.01015.81
7.2.220.0020.01315.75
7.2.210.0050.01015.79
7.2.200.0030.01315.72
7.2.190.0080.00615.79
7.2.180.0080.00615.63
7.2.170.0050.01115.79
7.2.160.0030.00815.64
7.2.150.0060.00817.66
7.2.140.0080.00617.52
7.2.130.0040.01117.22
7.2.120.0030.01117.29
7.2.110.0080.00717.33
7.2.100.0240.00916.48
7.2.90.0320.00716.69
7.2.80.0310.00716.52
7.2.70.0350.00516.58
7.2.60.0320.01116.47
7.2.50.0320.00816.54
7.2.40.0310.00916.75
7.2.30.0270.00516.62
7.2.20.0290.00816.29
7.2.10.0330.00916.75
7.2.00.0290.00716.73
7.1.330.0100.00516.78
7.1.320.0030.01216.64
7.1.310.0020.01316.64
7.1.300.0060.00616.55
7.1.290.0080.00816.44
7.1.280.0060.00616.52
7.1.270.0070.00716.48
7.1.260.0020.01116.46
7.1.250.0030.00916.30
7.1.240.0060.00416.60
7.1.230.0070.00816.59
7.1.220.0300.00715.56
7.1.210.0300.01115.63
7.1.200.0320.00815.66
7.1.190.0330.00815.59
7.1.180.0430.00515.59
7.1.170.0310.00915.63
7.1.160.0330.00915.52
7.1.150.0410.00915.74
7.1.140.0300.01015.71
7.1.130.0420.00815.65
7.1.120.0440.00415.67
7.1.110.0410.00915.65
7.1.100.0350.00715.46
7.1.90.0670.00715.47
7.1.80.0340.00815.61
7.1.70.0340.00715.65
7.1.60.0430.00421.49
7.1.50.0400.00821.56
7.1.40.0380.01021.65
7.1.30.0440.00621.63
7.1.20.0550.00421.58
7.1.10.0410.00715.48
7.1.00.0430.00915.65
7.0.330.0050.00716.07
7.0.320.0030.00716.41
7.0.310.0080.00516.22
7.0.300.0070.01016.20
7.0.290.0040.00716.19
7.0.280.0060.00516.12
7.0.270.0020.01116.17
7.0.260.0060.00616.25
7.0.250.0050.00716.41
7.0.240.0060.00816.38
7.0.230.0080.00516.42
7.0.220.0050.00816.40
7.0.210.0030.00816.17
7.0.200.0120.00116.28
7.0.190.0030.00916.15
7.0.180.0030.01016.25
7.0.170.0080.00316.19
7.0.160.0060.00316.13
7.0.150.0050.00716.25
7.0.140.0080.00516.22
7.0.130.0040.00916.25
7.0.120.0080.00716.22
7.0.110.0080.00516.25
7.0.100.0100.00316.02
7.0.90.0050.00916.07
7.0.80.0080.00616.25
7.0.70.0060.01116.26
7.0.60.0060.00516.19
7.0.50.0070.00716.26
7.0.40.0100.00514.28
7.0.30.0080.00514.29
7.0.20.0050.00614.02
7.0.10.0040.00714.13
7.0.00.0000.01014.31
5.6.400.0040.00915.08
5.6.390.0100.00715.05
5.6.380.0080.00614.66
5.6.370.0050.00815.03
5.6.360.0110.00515.32
5.6.350.0030.01115.05
5.6.340.0030.00715.05
5.6.330.0100.00315.22
5.6.320.0030.00814.96
5.6.310.0050.00715.22
5.6.300.0080.00315.12
5.6.290.0040.00915.11
5.6.280.0020.01015.00
5.6.270.0050.00415.14
5.6.260.0010.00915.16
5.6.250.0030.01015.11
5.6.240.0100.00515.17
5.6.230.0100.00714.83
5.6.220.0050.00715.14
5.6.210.0060.00714.99
5.6.200.0060.00815.02
5.6.190.0070.00915.03
5.6.180.0050.01015.09
5.6.170.0030.01315.04
5.6.160.0050.00714.83
5.6.150.0050.01014.87
5.6.140.0080.00515.06
5.6.130.0050.00915.14
5.6.120.0030.01015.00
5.6.110.0080.00514.99
5.6.100.0030.00915.03
5.6.90.0070.00814.93
5.6.80.0060.00914.98
5.6.70.0070.00815.17
5.6.60.0100.00314.98
5.6.50.0020.01114.84
5.6.40.0070.00614.72
5.6.30.0070.00514.94
5.6.20.0100.00714.87
5.6.10.0020.01314.88
5.6.00.0030.01015.12

preferences:
168.49 ms | 403 KiB | 5 Q