3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "Hello Friend统计" ; print_r(explode(' ',$str)); $arr1 = str_split ( $str ); $arr2 = str_split ( $str , 3 );//按3个字节分割 function str_split_unicode($str, $l = 0) { if ($l > 0) { $ret = array(); $len = mb_strlen($str, "UTF-8"); for ($i = 0; $i < $len; $i += $l) { $ret[] = mb_substr($str, $i, $l, "UTF-8"); } return $ret; } return preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY); } $s = '无符号整数'; // Open Source! print_r(str_split_unicode($s)); print_r(str_split_unicode($s, 3));

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)
8.3.70.0040.01416.50
8.3.60.0100.01016.63
8.3.50.0120.00822.19
8.3.40.0120.00319.15
8.3.30.0100.00319.08
8.3.20.0120.00620.02
8.3.10.0000.00923.66
8.3.00.0080.00019.51
8.2.180.0110.00418.52
8.2.170.0100.01022.96
8.2.160.0030.01020.52
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0070.01026.16
8.2.120.0070.00022.08
8.2.110.0090.00021.12
8.2.100.0080.00417.97
8.2.90.0000.00819.17
8.2.80.0030.00617.97
8.2.70.0060.00317.88
8.2.60.0030.00517.89
8.2.50.0060.00318.07
8.2.40.0090.00018.22
8.2.30.0040.00418.14
8.2.20.0080.00017.77
8.2.10.0080.00018.03
8.2.00.0000.00917.94
8.1.280.0090.01225.92
8.1.270.0030.00623.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00021.48
8.1.230.0120.00017.58
8.1.220.0030.00717.74
8.1.210.0000.00918.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0050.00318.58
8.1.160.0000.00721.88
8.1.150.0000.00818.72
8.1.140.0080.00317.53
8.1.130.0000.00717.72
8.1.120.0040.00417.57
8.1.110.0050.00317.44
8.1.100.0000.00717.55
8.1.90.0040.00417.61
8.1.80.0000.00717.51
8.1.70.0000.00717.50
8.1.60.0060.00617.66
8.1.50.0080.00017.73
8.1.40.0080.00017.61
8.1.30.0080.00017.83
8.1.20.0040.00417.79
8.1.10.0070.00017.63
8.1.00.0050.00317.45
8.0.300.0060.00318.77
8.0.290.0030.00616.88
8.0.280.0070.00018.44
8.0.270.0030.00317.18
8.0.260.0000.00617.18
8.0.250.0000.00717.07
8.0.240.0040.00417.16
8.0.230.0030.00317.17
8.0.220.0030.00316.97
8.0.210.0030.00317.08
8.0.200.0000.00717.11
8.0.190.0060.00317.01
8.0.180.0070.00017.00
8.0.170.0060.00317.08
8.0.160.0070.00017.17
8.0.150.0070.00017.07
8.0.140.0030.00616.94
8.0.130.0080.00013.53
8.0.120.0040.00417.01
8.0.110.0000.00717.06
8.0.100.0060.00317.00
8.0.90.0040.00417.20
8.0.80.0190.00317.10
8.0.70.0000.00716.98
8.0.60.0000.00717.16
8.0.50.0000.00716.94
8.0.30.0090.01117.21
8.0.20.0150.00417.40
8.0.10.0000.00716.90
8.0.00.0140.00716.91
7.4.330.0000.00515.06
7.4.320.0000.00716.79
7.4.300.0040.00416.60
7.4.290.0050.00216.84
7.4.280.0000.00716.79
7.4.270.0000.00716.69
7.4.260.0040.00416.71
7.4.250.0040.00416.60
7.4.240.0040.00416.66
7.4.230.0040.00416.54
7.4.220.0090.01016.82
7.4.210.0060.00516.76
7.4.200.0030.00316.76
7.4.190.0080.00016.68
7.4.160.0070.01016.64
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0230.00716.53
7.4.120.0080.01016.56
7.4.110.0100.00716.62
7.4.100.0070.01116.70
7.4.90.0100.01216.81
7.4.80.0040.01819.39
7.4.70.0050.01416.93
7.4.60.0110.00516.85
7.4.50.0030.00616.70
7.4.40.0110.00822.77
7.4.30.0070.01016.64
7.4.00.0070.00715.01
7.3.330.0050.00013.43
7.3.320.0030.00313.53
7.3.310.0060.00316.58
7.3.300.0070.00016.57
7.3.290.0210.00016.59
7.3.280.0100.00816.55
7.3.270.0100.00717.40
7.3.260.0090.00916.49
7.3.250.0050.01116.55
7.3.240.0130.01016.64
7.3.230.0090.00916.50
7.3.210.0090.00916.65
7.3.200.0090.01319.39
7.3.190.0120.00616.64
7.3.180.0170.00016.84
7.3.170.0110.00416.59
7.3.160.0030.01316.52
7.3.120.0030.01215.39
7.3.10.0120.00616.71
7.3.00.0070.00716.88
7.2.330.0150.00316.90
7.2.320.0060.01316.69
7.2.310.0090.00916.82
7.2.300.0040.01316.85
7.2.290.0050.01416.92
7.2.130.0030.00617.30
7.2.120.0120.00617.21
7.2.110.0070.01017.29
7.2.100.0000.01417.12
7.2.90.0100.00316.94
7.2.80.0030.00717.01
7.2.70.0110.00016.90
7.2.60.0100.00317.09
7.2.50.0120.00017.20
7.2.40.0070.01017.29
7.2.30.0040.00817.09
7.2.20.0040.00917.06
7.2.10.0000.01417.14
7.2.00.0040.00918.33
7.1.250.0080.00015.82
7.1.100.0100.00018.38
7.1.70.0030.00717.29
7.1.60.0100.01319.46
7.1.50.0070.00417.00
7.1.00.0130.06722.41
7.0.200.0070.01016.76
7.0.140.0100.06721.92
7.0.60.0070.06719.93
7.0.50.0030.04017.89
7.0.40.0000.05020.04
7.0.30.0430.07320.21
7.0.20.0330.03720.11
7.0.10.0030.06320.11
7.0.00.0030.05720.27
5.6.280.0030.07321.04
5.6.210.0100.08320.63
5.6.200.0030.04318.12
5.6.190.0070.07020.34
5.6.180.0300.07020.50
5.6.170.0270.07020.47
5.6.160.0200.07020.50
5.6.150.0030.04318.18
5.6.140.0030.03718.17
5.6.130.0100.07018.18
5.6.120.0030.04320.90
5.6.110.0070.08321.01
5.6.100.0070.08020.99
5.6.90.0070.08720.97
5.6.80.0130.07020.54
5.6.70.3700.03320.38
5.5.350.0130.08020.44
5.5.340.0000.05017.98
5.5.330.0070.04020.29
5.5.320.0370.07020.27
5.5.310.0230.08020.35
5.5.300.0030.03717.97
5.5.290.0100.04318.07
5.5.280.0170.04020.81
5.5.270.0030.04720.68
5.5.260.0070.08020.76
5.5.250.0030.04020.69
5.5.240.0200.08020.16
5.4.450.0800.05319.46
5.4.440.0730.06719.16
5.4.430.0370.06019.54
5.4.420.0670.05719.66
5.4.410.0630.06719.42
5.4.400.0030.06019.02
5.4.390.0630.05319.14
5.4.380.0400.05018.70
5.4.370.0300.05718.79
5.4.360.0270.06018.84
5.4.350.0200.06718.76
5.4.340.0370.05018.79
5.4.320.0080.03412.50
5.4.310.0070.04112.50
5.4.300.0090.04312.50
5.4.290.0100.05012.50
5.4.280.0150.04812.38
5.4.270.0100.05112.38
5.4.260.0060.05412.38
5.4.250.0110.03612.39
5.4.240.0080.03712.39
5.4.230.0100.03812.38
5.4.220.0060.04512.38
5.4.210.0060.03912.38
5.4.200.0130.07312.38
5.4.190.0070.04412.37
5.4.180.0110.03512.38
5.4.170.0040.04112.38
5.4.160.0070.03912.38
5.4.150.0110.04412.37
5.4.140.0050.04012.05
5.4.130.0050.03912.05
5.4.120.0060.04612.00
5.4.110.0060.03912.00
5.4.100.0090.04112.00
5.4.90.0080.03812.00
5.4.80.0110.03512.00
5.4.70.0100.03611.99
5.4.60.0110.03711.99
5.4.50.0080.05211.99
5.4.40.0060.04211.98
5.4.30.0080.03811.98
5.4.20.0090.05111.98
5.4.10.0090.05511.98
5.4.00.0050.05311.46
5.3.290.0100.04412.80
5.3.280.0130.04412.71
5.3.270.0080.05612.73
5.3.260.0130.04812.72
5.3.250.0100.05512.72
5.3.240.0080.05912.72
5.3.230.0100.05312.71
5.3.220.0090.05412.68
5.3.210.0120.04912.68
5.3.200.0090.03712.68
5.3.190.0120.04012.68
5.3.180.0090.04112.68
5.3.170.0100.04412.67
5.3.160.0110.04112.67
5.3.150.0090.04312.67
5.3.140.0110.05012.66
5.3.130.0120.05212.66
5.3.120.0100.06012.66
5.3.110.0100.05512.66
5.3.100.0110.05012.13
5.3.90.0100.04012.10
5.3.80.0070.03712.09
5.3.70.0090.03412.09
5.3.60.0060.03712.08
5.3.50.0060.04412.03
5.3.40.0080.03612.03
5.3.30.0080.03411.98
5.3.20.0090.03511.76
5.3.10.0070.04911.73
5.3.00.0080.03611.72
5.2.170.0060.0349.22
5.2.160.0070.0289.22
5.2.150.0060.0449.22
5.2.140.0110.0449.22
5.2.130.0100.0329.18
5.2.120.0070.0419.18
5.2.110.0070.0469.18
5.2.100.0070.0439.18
5.2.90.0060.0449.18
5.2.80.0100.0329.18
5.2.70.0100.0309.18
5.2.60.0070.0329.12
5.2.50.0060.0349.10
5.2.40.0060.0319.08
5.2.30.0060.0329.05
5.2.20.0030.0339.04
5.2.10.0050.0288.94
5.2.00.0070.0288.81
5.1.60.0050.0258.09
5.1.50.0040.0278.09
5.1.40.0020.0298.07
5.1.30.0090.0238.41
5.1.20.0060.0388.44
5.1.10.0060.0368.17
5.1.00.0070.0378.17
5.0.50.0050.0296.65
5.0.40.0040.0246.51
5.0.30.0070.0316.32
5.0.20.0080.0266.28
5.0.10.0090.0286.26
5.0.00.0060.0416.25
4.4.90.0060.0234.77
4.4.80.0030.0214.76
4.4.70.0010.0244.76
4.4.60.0070.0184.76
4.4.50.0040.0214.77
4.4.40.0020.0354.70
4.4.30.0050.0204.76
4.4.20.0020.0184.84
4.4.10.0040.0214.85
4.4.00.0030.0344.76
4.3.110.0030.0204.67
4.3.100.0030.0224.67
4.3.90.0040.0214.64
4.3.80.0030.0254.59
4.3.70.0040.0214.63
4.3.60.0040.0224.63
4.3.50.0030.0234.63
4.3.40.0020.0274.54
4.3.30.0010.0183.31
4.3.20.0010.0243.28
4.3.10.0020.0223.24
4.3.00.0030.03310.30

preferences:
64.39 ms | 401 KiB | 5 Q