3v4l.org

run code in 300+ PHP versions simultaneously
<?php $emoji = "\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469}"; echo $emoji , " : " , strlen($emoji) , "\n"; // 1 echo $emoji , " : " , mb_strlen($emoji) , "\n"; // 1 echo $emoji , " : " , grapheme_strlen($emoji) , "\n"; // 1

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)
8.3.60.0110.01117.38
8.3.50.0150.00521.70
8.3.40.0040.01119.67
8.3.30.0110.00419.59
8.3.20.0040.00419.64
8.3.10.0080.00024.39
8.3.00.0000.00722.74
8.2.180.0150.00725.92
8.2.170.0150.00020.01
8.2.160.0030.01022.96
8.2.150.0090.00024.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0000.00821.93
8.2.110.0040.00723.30
8.2.100.0080.00418.53
8.2.90.0070.00218.75
8.2.80.0040.00419.73
8.2.70.0000.00818.80
8.2.60.0000.00819.08
8.2.50.0040.00420.31
8.2.40.0030.00622.12
8.2.30.0040.00421.95
8.2.20.0000.00819.04
8.2.10.0020.00518.95
8.2.00.0040.00418.78
8.1.280.0140.00725.92
8.1.270.0080.00022.89
8.1.260.0080.00026.35
8.1.250.0080.00328.09
8.1.240.0100.00323.53
8.1.230.0040.00718.45
8.1.220.0000.00918.77
8.1.210.0030.00518.77
8.1.200.0000.01218.23
8.1.190.0040.00418.23
8.1.180.0050.00220.02
8.1.170.0040.00419.71
8.1.160.0000.00723.20
8.1.150.0040.00421.14
8.1.140.0040.00420.48
8.1.130.0000.00818.64
8.1.120.0030.00418.31
8.1.110.0000.00718.37
8.1.100.0040.00418.27
8.1.90.0070.00018.28
8.1.80.0070.00018.31
8.1.70.0050.00218.34
8.1.60.0000.00818.62
8.1.50.0040.00418.46
8.1.40.0030.00518.50
8.1.30.0060.00318.68
8.1.20.0080.00018.63
8.1.10.0080.00018.41
8.1.00.0030.00518.55
8.0.300.0080.00018.77
8.0.290.0040.00417.88
8.0.280.0030.00519.50
8.0.270.0000.00717.80
8.0.260.0000.00618.29
8.0.250.0030.00317.86
8.0.240.0000.00717.80
8.0.230.0000.00717.80
8.0.220.0000.00717.70
8.0.210.0030.00417.70
8.0.200.0070.00017.74
8.0.190.0070.00017.82
8.0.180.0070.00017.85
8.0.170.0020.00517.65
8.0.160.0000.00817.83
8.0.150.0070.00017.73
8.0.140.0040.00417.57
8.0.130.0060.00013.32
8.0.120.0060.00317.63
8.0.110.0080.00017.64
8.0.100.0000.00817.63
8.0.90.0020.00517.93
8.0.80.0070.01417.73
8.0.70.0000.00717.93
8.0.60.0000.00817.89
8.0.50.0040.00417.64
8.0.30.0090.01017.94
8.0.20.0150.00517.99
8.0.10.0030.00518.11
8.0.00.0180.00617.57
7.4.330.0000.00515.55
7.4.320.0000.00717.43
7.4.300.0060.00017.46
7.4.290.0040.00417.48
7.4.280.0070.00017.43
7.4.270.0070.00317.39
7.4.260.0050.00217.43
7.4.250.0000.00717.26
7.4.240.0000.00817.49
7.4.230.0060.00317.41
7.4.220.0100.01617.55
7.4.210.0130.00417.40
7.4.200.0000.00717.25
7.4.160.0080.00917.26
7.4.150.0110.00717.43
7.4.140.0120.00717.86
7.4.130.0090.00817.37
7.4.120.0100.00917.43
7.4.110.0030.01617.33
7.4.100.0100.00717.36
7.4.90.0140.00717.44
7.4.80.0080.01318.48
7.4.70.0130.00317.52
7.4.60.0040.01417.36
7.4.50.0060.00917.22
7.4.40.0140.00317.32
7.4.30.0160.00317.25
7.4.00.0030.01015.89
7.3.330.0000.00613.18
7.3.320.0000.00613.30
7.3.310.0030.00317.25
7.3.300.0030.00317.31
7.3.290.0080.00817.32
7.3.280.0100.00717.26
7.3.270.0060.01117.70
7.3.260.0120.00617.37
7.3.250.0080.00917.41
7.3.240.0140.00917.44
7.3.230.0040.01417.27
7.3.210.0090.00917.23
7.3.200.0060.00917.36
7.3.190.0080.00817.45
7.3.180.0090.00817.28
7.3.170.0070.01617.48
7.3.160.0060.01217.30
7.3.120.0160.00015.98
7.3.110.0060.01315.79
7.3.100.0000.01815.76
7.3.90.0000.01815.61
7.3.80.0070.00715.49
7.3.70.0040.00715.59
7.3.60.0080.00415.73
7.3.50.0000.01515.96
7.3.40.0080.00315.68
7.3.30.0070.01015.84
7.3.20.0130.00017.66
7.3.10.0060.00817.64
7.3.00.0060.00717.53
7.2.330.0060.01517.48
7.2.320.0110.00617.45
7.2.310.0100.00717.68
7.2.300.0090.01417.14
7.2.290.0100.00717.32
7.2.240.0090.00616.00
7.2.230.0110.00716.03
7.2.220.0060.00615.95
7.2.210.0060.01215.58
7.2.200.0070.01015.73
7.2.190.0000.01816.05
7.2.180.0060.01215.64
7.2.170.0070.01015.72
7.2.160.0060.01015.96
7.2.150.0060.01017.71
7.2.140.0060.00917.48
7.2.130.0090.00717.61
7.2.120.0060.00717.55
7.2.110.0090.00617.49
7.2.100.0060.00817.68
7.2.90.0070.00817.31
7.2.80.0050.01017.67
7.2.70.0060.00817.75
7.2.60.0100.00817.56
7.2.50.0050.00817.60
7.2.40.0080.00617.74
7.2.30.0050.01017.55
7.2.20.0050.00817.63
7.2.10.0060.00917.73
7.2.00.0060.00817.77
7.1.330.0030.01217.07
7.1.320.0100.00716.95
7.1.310.0030.00816.67
7.1.300.0030.00716.78
7.1.290.0110.00316.68
7.1.280.0070.00316.43
7.1.270.0100.00316.91
7.1.260.0070.00716.77
7.1.250.0040.00816.80
7.1.200.0020.00516.80
7.1.100.0880.01717.28
7.1.70.0000.00718.36
7.1.60.0370.01216.35
7.1.50.0040.01818.07
7.1.00.0070.07323.49
7.0.200.0340.00315.68
7.0.120.0100.06022.92
7.0.110.0100.07722.81
7.0.100.0100.07022.95
7.0.90.0100.07022.88
7.0.80.0070.08322.83
7.0.70.0100.05322.77
7.0.60.0130.05322.99
7.0.50.0130.06722.80
7.0.40.0070.07022.90
7.0.30.0100.06022.87
7.0.20.0170.06322.80
7.0.10.0130.07022.78
7.0.00.0130.07322.82
5.6.270.0070.06720.91
5.6.260.0100.06721.08
5.6.250.0000.07721.03
5.6.240.0130.07021.04
5.6.230.0100.07021.04
5.6.220.0030.07720.70
5.6.210.0130.07320.87
5.6.200.0130.08321.00
5.6.190.0030.06721.00
5.6.180.0230.08720.82
5.6.170.0070.06020.84
5.6.160.0100.06320.86
5.6.150.0130.05720.83
5.6.140.0100.06020.73
5.6.130.0130.07020.84
5.6.120.0030.08320.98
5.6.110.0070.08020.98
5.6.100.0230.06321.02
5.6.90.0170.07020.84
5.6.80.0070.05320.21
5.6.70.0170.06320.20
5.6.60.0070.06720.35
5.6.50.0130.07320.23
5.6.40.0000.08320.36
5.6.30.0100.06720.09
5.6.20.0130.06720.29
5.6.10.0270.04720.18
5.6.00.0170.05720.13

preferences:
55.46 ms | 401 KiB | 5 Q