3v4l.org

run code in 300+ PHP versions simultaneously
<?php function countWords($sentence) { return count(preg_split('~\s+~', $sentence)); } echo countWords("my name is john"); echo countWords("my name \n\r is john"); echo countWords("my name \n is john"); echo countWords("my name \n\n\r is john"); echo countWords("my \n name is john");

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)
8.3.60.0090.00918.43
8.3.50.0150.00418.43
8.3.40.0110.00318.93
8.3.30.0070.00718.84
8.3.20.0120.00620.16
8.3.10.0040.00418.85
8.3.00.0040.00420.70
8.2.180.0040.01218.29
8.2.170.0090.00622.96
8.2.160.0140.00019.21
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00819.48
8.2.120.0050.00326.35
8.2.110.0040.00722.30
8.2.100.0000.01217.91
8.2.90.0030.00619.04
8.2.80.0040.00417.97
8.2.70.0050.00317.62
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0070.00020.47
8.2.30.0000.00720.66
8.2.20.0040.00417.69
8.2.10.0050.00317.95
8.2.00.0000.00817.95
8.1.280.0170.00325.92
8.1.270.0000.00823.96
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0060.00323.83
8.1.230.0040.00717.52
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00717.35
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0000.00818.61
8.1.160.0030.00320.86
8.1.150.0040.00418.73
8.1.140.0080.00019.55
8.1.130.0000.00717.64
8.1.120.0000.00717.45
8.1.110.0070.00017.55
8.1.100.0070.00017.48
8.1.90.0040.00417.40
8.1.80.0040.00417.59
8.1.70.0050.00317.56
8.1.60.0040.00417.73
8.1.50.0000.00817.63
8.1.40.0030.00617.60
8.1.30.0040.00417.75
8.1.20.0050.00217.66
8.1.10.0000.00717.62
8.1.00.0000.00717.50
8.0.300.0000.00718.77
8.0.290.0000.00816.63
8.0.280.0000.00718.41
8.0.270.0030.00317.23
8.0.260.0000.00617.07
8.0.250.0040.00417.05
8.0.240.0000.00717.11
8.0.230.0040.00417.04
8.0.220.0040.00416.78
8.0.210.0040.00416.88
8.0.200.0070.00016.87
8.0.190.0000.00716.93
8.0.180.0080.00017.02
8.0.170.0030.00616.87
8.0.160.0040.00416.87
8.0.150.0030.00316.81
8.0.140.0050.00216.94
8.0.130.0030.00313.34
8.0.120.0040.00416.87
8.0.110.0040.00416.86
8.0.100.0040.00416.87
8.0.90.0040.00416.89
8.0.80.0080.00816.98
8.0.70.0080.00016.92
8.0.60.0030.00517.10
8.0.50.0040.00416.96
8.0.30.0070.01017.28
8.0.20.0100.00917.42
8.0.10.0000.00717.14
8.0.00.0070.01316.94
7.4.330.0020.00215.08
7.4.320.0060.00016.76
7.4.300.0000.00716.69
7.4.290.0040.00416.72
7.4.280.0040.00416.63
7.4.270.0050.00316.59
7.4.260.0000.00716.63
7.4.250.0040.00416.70
7.4.240.0000.00816.79
7.4.230.0030.00316.85
7.4.220.0100.01016.65
7.4.210.0070.01216.80
7.4.200.0070.00016.64
7.4.160.0090.01216.93
7.4.150.0120.00617.40
7.4.140.0130.00817.86
7.4.130.0090.00816.62
7.4.120.0080.01016.71
7.4.110.0080.01316.56
7.4.100.0120.00616.57
7.4.90.0110.00716.71
7.4.80.0150.00619.39
7.4.70.0030.01516.77
7.4.60.0000.01816.67
7.4.50.0040.01116.79
7.4.40.0120.00616.69
7.4.30.0120.00316.64
7.4.00.0030.01015.35
7.3.330.0030.00313.22
7.3.320.0000.00513.37
7.3.310.0000.00716.44
7.3.300.0000.00716.35
7.3.290.0000.00716.38
7.3.280.0060.00916.35
7.3.270.0090.00917.40
7.3.260.0160.00316.30
7.3.250.0120.00616.54
7.3.240.0050.01216.54
7.3.230.0040.01416.46
7.3.210.0070.01016.43
7.3.200.0040.01116.64
7.3.190.0060.01016.74
7.3.180.0090.00916.80
7.3.170.0150.00616.43
7.3.160.0120.00416.66
7.2.330.0030.01416.91
7.2.320.0030.01516.79
7.2.310.0100.00716.71
7.2.300.0120.00616.54
7.2.290.0070.01016.72
7.2.60.0000.01616.94
7.2.00.0090.00319.53
7.1.200.0000.01215.68
7.1.100.0330.00317.45
7.1.70.0060.01517.22
7.1.60.0070.01319.48
7.1.00.0100.07022.29
7.0.200.0030.00616.77
7.0.60.0300.07719.84
7.0.50.0070.08317.74
7.0.40.0130.06320.04
7.0.30.0230.05320.30
7.0.20.0200.06020.14
7.0.10.0230.06020.21
7.0.00.0170.07320.18
5.6.280.0000.07721.13
5.6.210.0070.08720.48
5.6.200.0000.04718.23
5.6.190.0170.05720.83
5.6.180.0230.05320.80
5.6.170.0170.05720.82
5.6.160.0230.05720.53
5.6.150.0230.05720.18
5.6.140.0330.05720.46
5.6.130.0200.06720.58
5.6.120.0100.06020.55
5.6.110.0100.06020.49
5.6.100.0300.04320.57
5.6.90.0100.07020.36
5.6.80.0170.05719.73
5.6.70.0100.06019.54
5.6.60.0130.06319.68
5.6.50.0200.05319.64
5.6.40.0200.05019.54
5.6.30.0100.06319.86
5.6.20.0170.05019.52
5.6.10.0130.05719.59
5.6.00.0130.05719.58
5.5.350.0030.04720.37
5.5.340.0000.04717.96
5.5.330.0200.07020.43
5.5.320.0170.05720.25
5.5.310.0230.05320.55
5.5.300.0230.05720.26
5.5.290.0230.06320.39
5.5.280.0100.06720.22
5.5.270.0230.05020.22
5.5.260.0200.05320.24
5.5.250.0230.05020.00
5.5.240.0270.05019.54
5.5.230.0170.05719.64
5.5.220.0300.05719.41
5.5.210.0230.05019.63
5.5.200.0200.05019.70
5.5.190.0270.05019.73
5.5.180.0000.07719.73
5.5.160.0130.05319.60
5.5.150.0130.05719.63
5.5.140.0130.05319.31
5.5.130.0130.05319.38
5.5.120.0200.05319.70
5.5.110.0130.06319.29
5.5.100.0100.05719.55
5.5.90.0200.05019.28
5.5.80.0100.05719.20
5.5.70.0100.05719.22
5.5.60.0170.05019.34
5.5.50.0070.05719.42
5.5.40.0170.06719.38
5.5.30.0070.06019.22
5.5.20.0170.05719.52
5.5.10.0030.06319.47
5.5.00.0170.06019.35

preferences:
55.89 ms | 400 KiB | 5 Q