3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sentence = str_replace("{","", $sentence); $sentence = str_replace("}","", $sentence); $sentence_iter = explode("|", $sentence); $key_upper = "{"; for ($iMatch = 0; iMatch < count($sentence_iter); ++$iMatch) { $key_upper = $key_upper ."|". preg_replace_callback('/(?<=\s|^)[a-z]/', function($match) { return strtoupper($match[0]); }, $sentence_iter[$iMatch]); } $key_upper .= "}"; $key_upper = str_replace("{|", "{", $key_upper); echo $key_upper;

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)
8.3.60.0140.00716.50
8.3.50.0230.00322.83
8.3.40.0070.00718.84
8.3.30.0130.00719.13
8.3.20.0020.00520.16
8.3.10.0040.00420.54
8.3.00.0040.00419.38
8.2.180.0140.00416.50
8.2.170.0070.01022.96
8.2.160.0070.00720.55
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00021.08
8.2.110.0030.00620.35
8.2.100.0070.00318.09
8.2.90.0060.00618.93
8.2.80.0030.00517.97
8.2.70.0000.00917.75
8.2.60.0000.00918.05
8.2.50.0000.00818.07
8.2.40.0030.00518.22
8.2.30.0000.00719.48
8.2.20.0040.00417.70
8.2.10.0040.00418.05
8.2.00.0050.00217.74
8.1.280.0120.00325.92
8.1.270.0000.01022.18
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0030.01424.03
8.1.230.0080.00419.13
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0090.00017.34
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.65
8.1.160.0040.00422.02
8.1.150.0040.00418.89
8.1.140.0040.00417.47
8.1.130.0030.00317.89
8.1.120.0050.00317.55
8.1.110.0000.00717.50
8.1.100.0000.00717.37
8.1.90.0000.00817.45
8.1.80.0050.00317.48
8.1.70.0000.00717.34
8.1.60.0040.01117.66
8.1.50.0000.00817.62
8.1.40.0040.00417.56
8.1.30.0080.00017.66
8.1.20.0080.00017.53
8.1.10.0040.00417.50
8.1.00.0040.00417.42
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0040.00418.38
8.0.270.0000.00717.31
8.0.260.0000.00617.27
8.0.250.0000.00717.13
8.0.240.0040.00417.05
8.0.230.0030.00517.07
8.0.220.0030.00316.96
8.0.210.0100.00016.96
8.0.200.0000.00617.01
8.0.190.0080.00016.91
8.0.180.0000.00717.02
8.0.170.0050.00316.88
8.0.160.0030.00317.00
8.0.150.0040.00416.98
8.0.140.0000.00716.94
8.0.130.0000.00713.36
8.0.120.0050.00316.95
8.0.110.0040.00416.90
8.0.100.0040.00417.01
8.0.90.0070.00016.91
8.0.80.0070.01516.85
8.0.70.0040.00417.01
8.0.60.0040.00416.96
8.0.50.0040.00416.79
8.0.30.0100.00917.16
8.0.20.0130.00717.40
8.0.10.0070.00016.99
8.0.00.0110.00716.93
7.4.330.0000.00615.16
7.4.320.0030.00316.72
7.4.300.0000.00816.68
7.4.290.0000.00716.78
7.4.280.0030.00616.71
7.4.270.0040.00416.68
7.4.260.0060.00316.59
7.4.250.0000.01216.64
7.4.240.0010.00616.62
7.4.230.0000.00716.79
7.4.220.0160.00316.56
7.4.210.0120.00316.60
7.4.200.0040.00416.74
7.4.160.0170.00916.69
7.4.150.0430.01517.40
7.4.140.0240.01317.86
7.4.130.0160.01416.74
7.4.120.0190.01716.73
7.4.110.0470.01816.75
7.4.100.0460.01816.70
7.4.90.0130.01016.46
7.4.80.0070.01919.39
7.4.70.0340.01816.67
7.4.60.0150.01216.52
7.4.50.0040.00416.68
7.4.40.0120.01216.67
7.4.30.0060.01216.76
7.4.00.0130.00315.09
7.3.330.0050.00013.39
7.3.320.0030.00313.49
7.3.310.0070.00016.33
7.3.300.0080.00016.27
7.3.290.0150.00416.52
7.3.280.0100.01416.40
7.3.270.0420.01317.40
7.3.260.0430.00716.81
7.3.250.0290.02416.62
7.3.240.0160.01616.55
7.3.230.0560.03216.77
7.3.210.0070.01516.75
7.3.200.0250.00319.39
7.3.190.0120.02316.62
7.3.180.0270.01016.53
7.3.170.0840.01716.58
7.3.160.0270.01116.46
7.2.330.0830.03816.57
7.2.320.0090.01216.76
7.2.310.0060.01216.91
7.2.300.0070.01016.84
7.2.290.0700.01716.85
7.2.60.0150.00716.86
7.1.200.0000.01216.03
7.1.70.0030.00317.45
7.1.60.0000.01017.72
7.1.50.0110.01117.15
7.0.200.0090.00917.11
5.4.320.4030.03719.11
5.4.310.5330.04019.14
5.4.300.3770.04019.00
5.4.290.4100.03319.15
5.4.280.5970.03719.00
5.4.270.4300.03719.19
5.4.260.1470.03719.12
5.4.250.0030.08319.05
5.4.240.3630.03719.10
5.4.230.3900.03718.88
5.4.220.3900.04719.12
5.4.210.3930.04318.99
5.4.200.4600.03719.05
5.4.190.3800.03318.95
5.4.180.2770.03719.08
5.4.170.3700.03719.16
5.4.160.3400.04319.09
5.4.150.3670.03319.10
5.4.140.3330.03316.32
5.4.130.3570.03016.42
5.4.120.2900.03716.43
5.4.110.3370.03016.58
5.4.100.3670.03316.34
5.4.90.3630.03316.43
5.4.80.4630.03016.53
5.4.70.4200.03716.33
5.4.60.3800.04016.50
5.4.50.5170.04316.55
5.4.40.4370.03316.20
5.4.30.4100.03716.18
5.4.20.4570.04316.33
5.4.10.4170.03716.39
5.4.00.4600.03715.80

preferences:
39.74 ms | 401 KiB | 5 Q