3v4l.org

run code in 300+ PHP versions simultaneously
<?php $match[1] = preg_replace('/(?<=^|[\x09\x20\x2D])./e', 'strtoupper("\0")', "Test Test1");

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)
8.3.60.0140.00318.68
8.3.50.0100.00921.27
8.3.40.0070.00718.84
8.3.30.0030.01020.14
8.3.20.0000.00720.25
8.3.10.0040.00421.91
8.3.00.0050.00322.51
8.2.180.0110.00416.50
8.2.170.0160.00022.96
8.2.160.0110.00420.52
8.2.150.0050.00224.18
8.2.140.0090.00924.66
8.2.130.0140.00726.16
8.2.120.0040.00419.77
8.2.110.0070.00320.47
8.2.100.0090.00317.91
8.2.90.0040.00419.11
8.2.80.0030.00617.97
8.2.70.0000.00917.50
8.2.60.0070.00717.55
8.2.50.0000.00718.28
8.2.40.0040.00420.47
8.2.30.0050.00319.17
8.2.20.0040.00417.57
8.2.10.0000.00717.72
8.2.00.0040.00417.74
8.1.280.0150.00025.92
8.1.270.0040.00424.66
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0040.00423.80
8.1.230.0030.00717.77
8.1.220.0040.00417.77
8.1.210.0000.01318.77
8.1.200.0030.00617.25
8.1.190.0030.00517.36
8.1.180.0040.00418.10
8.1.170.0060.00318.60
8.1.160.0040.00418.67
8.1.150.0050.00319.99
8.1.140.0030.00517.26
8.1.130.0070.00017.70
8.1.120.0030.00517.38
8.1.110.0080.00017.29
8.1.100.0040.00417.23
8.1.90.0070.00017.36
8.1.80.0000.00717.24
8.1.70.0000.00717.25
8.1.60.0040.00417.51
8.1.50.0000.00817.40
8.1.40.0000.00717.43
8.1.30.0030.00517.52
8.1.20.0080.00017.57
8.1.10.0080.00017.48
8.1.00.0040.00417.42
8.0.300.0070.00018.77
8.0.290.0050.00216.63
8.0.280.0000.00718.19
8.0.270.0030.00317.11
8.0.260.0070.00016.66
8.0.250.0030.00316.88
8.0.240.0030.00516.77
8.0.230.0000.00716.86
8.0.220.0030.00516.81
8.0.210.0070.00016.77
8.0.200.0030.00316.86
8.0.190.0070.00416.88
8.0.180.0070.00316.89
8.0.170.0060.00316.78
8.0.160.0050.00316.77
8.0.150.0080.00016.79
8.0.140.0030.00316.69
8.0.130.0000.00513.21
8.0.120.0040.00416.85
8.0.110.0000.00716.76
8.0.100.0040.00416.81
8.0.90.0000.00716.83
8.0.80.0060.01016.73
8.0.70.0040.00416.83
8.0.60.0080.00016.62
8.0.50.0050.00216.70
8.0.30.0090.00816.95
8.0.20.0140.00717.40
8.0.10.0000.00716.75
8.0.00.0100.01016.82
7.4.330.0000.00615.00
7.4.320.0060.00016.42
7.4.300.0030.00316.43
7.4.290.0060.00016.52
7.4.280.0070.00016.57
7.4.270.0000.00716.39
7.4.260.0000.00816.52
7.4.250.0060.00316.51
7.4.240.0040.00316.48
7.4.230.0030.00316.44
7.4.220.0120.00616.57
7.4.210.0090.00916.52
7.4.200.0080.00016.63
7.4.190.0040.00416.58
7.4.160.0120.00316.23
7.4.150.0090.00917.40
7.4.140.0080.01217.86
7.4.130.0100.01016.61
7.4.120.0080.01016.41
7.4.110.0160.00716.67
7.4.100.0100.00716.41
7.4.90.0110.00716.51
7.4.80.0130.01019.39
7.4.70.0090.00616.38
7.4.60.0110.01216.44
7.4.50.0050.00316.42
7.4.40.0030.00922.77
7.4.30.0130.01016.32
7.4.00.0100.00715.05
7.3.330.0050.00013.10
7.3.320.0000.00613.05
7.3.310.0040.00416.20
7.3.300.0050.00216.31
7.3.290.0110.00316.29
7.3.280.0120.00816.24
7.3.270.0070.01017.40
7.3.260.0030.01416.19
7.3.250.0090.00816.42
7.3.240.0100.01016.29
7.3.230.0160.00016.46
7.3.210.0090.00816.31
7.3.200.0100.01019.39
7.3.190.0140.00716.22
7.3.180.0140.00416.23
7.3.170.0090.01416.42
7.3.160.0060.01216.30
7.3.120.0060.01314.87
7.3.110.0100.01014.96
7.3.100.0030.00514.58
7.3.90.0100.00314.74
7.3.80.0120.00014.63
7.3.70.0030.01214.74
7.3.60.0060.00614.93
7.3.50.0080.00414.63
7.3.40.0070.01014.56
7.3.30.0040.01014.67
7.3.20.0110.00416.60
7.3.10.0060.00916.48
7.3.00.0050.01016.36
7.2.330.0120.00616.65
7.2.320.0140.00616.57
7.2.310.0060.00916.42
7.2.300.0080.00816.75
7.2.290.0060.00916.48
7.2.240.0070.01315.15
7.2.230.0040.01115.02
7.2.220.0040.01115.29
7.2.210.0090.00614.96
7.2.200.0040.01215.03
7.2.190.0120.00314.96
7.2.180.0040.01214.84
7.2.170.0140.00314.82
7.2.160.0030.00714.77
7.2.150.0070.01116.89
7.2.140.0100.00716.71
7.2.130.0070.00816.82
7.2.120.0080.00816.79
7.2.110.0090.00816.93
7.2.100.0050.01216.81
7.2.90.0080.01016.76
7.2.80.0090.00916.62
7.2.70.0080.01016.84
7.2.60.0090.00816.85
7.2.50.0110.00716.79
7.2.40.0080.00916.73
7.2.30.0060.00916.68
7.2.20.0110.00716.77
7.2.10.0090.00716.65
7.2.00.0090.00917.65
7.1.330.0100.00315.68
7.1.320.0030.00715.59
7.1.310.0070.00715.96
7.1.300.0080.00415.85
7.1.290.0110.00416.00
7.1.280.0030.00815.88
7.1.270.0030.00915.81
7.1.260.0030.00915.93
7.1.250.0090.00715.84
7.1.200.0070.00015.83
7.1.100.0040.01118.29
7.1.70.0000.00717.33
7.1.60.0040.01219.29
7.1.50.0100.01417.10
7.1.00.0030.03322.47
7.0.200.0140.00714.69
7.0.140.0070.07022.11
7.0.60.0030.04720.06
7.0.50.0030.06317.81
7.0.40.0030.05720.32
7.0.30.0170.06320.09
7.0.20.0200.04320.10
7.0.10.0100.08020.03
7.0.00.0030.08720.00
5.6.280.0000.07720.91
5.6.210.0170.06320.72
5.6.200.0130.03318.22
5.6.190.0030.05020.41
5.6.180.0200.04020.39
5.6.170.0200.08320.52
5.6.160.0030.05020.62
5.6.150.0070.07718.16
5.6.140.0130.07018.12
5.6.130.0100.07718.18
5.6.120.0130.05020.99
5.6.110.0070.06321.11
5.6.100.0000.06720.96
5.6.90.0170.07720.99
5.6.80.0030.08020.43
5.5.350.0170.07720.52
5.5.340.0070.03317.91
5.5.330.0000.04720.36
5.5.320.0370.08320.15
5.5.310.0330.07320.29
5.5.300.0100.08317.97
5.5.290.0030.04318.01
5.5.280.0100.03320.84
5.5.270.0030.04320.88
5.5.260.0100.08720.86
5.5.250.0070.08720.61
5.5.240.0000.07320.14
5.4.450.0800.05319.38
5.4.440.0170.06319.46
5.4.430.0000.07019.46
5.4.420.0070.06019.39
5.4.410.0100.05318.91
5.4.400.0130.05018.77
5.4.390.0030.05718.49
5.4.380.0100.05318.68
5.4.370.0270.04718.52
5.4.360.0130.05718.61
5.4.350.0080.03711.97
5.4.340.0150.04011.96
5.4.320.0050.03912.46
5.4.310.0060.03712.45
5.4.300.0060.03512.45
5.4.290.0070.03912.45
5.4.280.0060.03512.34
5.4.270.0040.04312.34
5.4.260.0060.03712.35
5.4.250.0070.05718.89
5.4.240.0030.05718.90
5.4.230.0100.07718.90
5.4.220.0070.05718.91
5.4.210.0070.05318.77
5.4.200.0070.05318.65
5.4.190.0230.05018.94
5.4.180.0100.04718.70
5.4.170.0070.05718.77
5.4.160.0030.05718.64
5.4.150.0130.05019.02
5.4.140.0030.05316.24
5.4.130.0030.05016.26
5.4.120.0130.04316.48
5.4.110.0070.05316.38
5.4.100.0070.05016.26
5.4.90.0170.03716.43
5.4.80.0170.04016.43
5.4.70.0070.05316.14
5.4.60.0170.04316.33
5.4.50.0200.03716.41
5.4.40.0070.05016.34
5.4.30.0070.05016.33
5.4.20.0030.05316.49
5.4.10.0100.04716.47
5.4.00.0100.04715.98
5.3.290.0070.04212.80
5.3.280.0130.04714.29
5.3.270.0000.07714.70
5.3.260.0070.05314.30
5.3.250.0070.05014.62
5.3.240.0070.05014.60
5.3.230.0030.05714.61
5.3.220.0170.06714.56
5.3.210.0170.05014.48
5.3.200.0170.04014.61
5.3.190.0100.06314.27
5.3.180.0130.04314.41
5.3.170.0070.05314.48
5.3.160.0030.05314.25
5.3.150.0130.04314.58
5.3.140.0170.04314.57
5.3.130.0100.05014.70
5.3.120.0130.05014.57
5.3.110.0100.04714.27
5.3.100.0170.04013.80
5.3.90.0130.05714.01
5.3.80.0030.05014.04
5.3.70.0000.05313.94
5.3.60.0030.05713.91
5.3.50.0030.05013.86
5.3.40.0170.04314.00
5.3.30.0070.07013.82
5.3.20.0070.04713.61
5.3.10.0070.05013.66
5.3.00.0100.04313.58
5.2.170.0070.04711.24
5.2.160.0100.04011.05
5.2.150.0070.04011.13
5.2.140.0070.04011.03
5.2.130.0100.03711.14
5.2.120.0030.03711.00
5.2.110.0000.04311.02
5.2.100.0100.03710.86
5.2.90.0100.03711.00
5.2.80.0070.04310.93
5.2.70.0100.05011.00
5.2.60.0070.04011.20
5.2.50.0030.04311.04
5.2.40.0030.04010.92
5.2.30.0030.04011.13
5.2.20.0030.04011.11
5.2.10.0100.03710.69
5.2.00.0100.04010.80
5.1.60.0100.03010.08
5.1.50.0070.04310.00
5.1.40.0000.0509.92
5.1.30.0030.04010.22
5.1.20.0130.02710.30
5.1.10.0100.04310.15
5.1.00.0100.03010.26
5.0.50.0070.0238.45
5.0.40.0030.0278.49
5.0.30.0100.0338.19
5.0.20.0000.0338.28
5.0.10.0030.0308.24
5.0.00.0100.0378.11
4.4.90.0100.0207.44
4.4.80.0000.0237.44
4.4.70.0070.0207.44
4.4.60.0070.0177.44
4.4.50.0000.0237.44
4.4.40.0070.0307.42
4.4.30.0030.0277.42
4.4.20.0070.0237.42
4.4.10.0000.0337.42
4.4.00.0100.0337.42
4.3.110.0070.0277.42
4.3.100.0070.0177.42
4.3.90.0070.0177.42
4.3.80.0000.0377.42
4.3.70.0100.0137.42
4.3.60.0000.0237.42
4.3.50.0070.0207.41
4.3.40.0070.0437.41
4.3.30.0030.0277.41
4.3.20.0070.0177.42
4.3.10.0030.0207.42
4.3.00.0130.0206.88

preferences:
44.18 ms | 401 KiB | 5 Q