3v4l.org

run code in 300+ PHP versions simultaneously
<?php // タグの条件 define("PAT_TAG", "(^|[\\s])([##]\\S+)"); // $str1 $str1 = 'タグは #1 #2 です'; echo "$str1\n"; var_dump( extract_tag_arr($str1) ); // -> `1`と`2`が得られる // str2 $str2 = 'タグは #1 #2 です'; echo "$str2\n"; var_dump( extract_tag_arr($str2) ); // -> `1 #2`が得られてしまう $str3 = 'タグは #1\20001#2 です'; echo "$str3\n"; var_dump( extract_tag_arr($str3) ); // -> `1\\20001#2`が得られてしまう // $str からタグ配列を得る function extract_tag_arr($str){ // タグ抽出 $tag_arr = []; preg_match_all('/'.PAT_TAG.'/u' , $str, $ms); foreach ( $ms[0] as $m ) { $tag_arr[] = preg_replace('/(\A[\p{Cc}\p{Cf}\p{Z}]++|[\p{Cc}\p{Cf}\p{Z}]++\z)(#|#)/u', '', $m); } return $tag_arr; }

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)
8.3.70.0190.00317.00
8.3.60.0100.01017.13
8.3.50.0160.00616.92
8.3.40.0120.00319.13
8.3.30.0090.00919.09
8.3.20.0080.00024.18
8.3.10.0090.00024.66
8.3.00.0000.00726.16
8.2.190.0070.01416.88
8.2.180.0130.00625.92
8.2.170.0130.00619.07
8.2.160.0050.00822.96
8.2.150.0050.00325.66
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0150.00321.02
8.2.110.0100.00021.03
8.2.100.0000.01118.03
8.2.90.0090.00018.16
8.2.80.0030.00519.14
8.2.70.0050.00517.88
8.2.60.0030.00618.05
8.2.50.0080.00018.05
8.2.40.0040.00418.34
8.2.30.0040.00418.36
8.2.20.0040.00418.23
8.2.10.0040.00419.46
8.2.00.0040.00419.35
8.1.280.0120.00325.92
8.1.270.0050.00323.99
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00323.91
8.1.230.0080.00320.96
8.1.220.0000.00817.78
8.1.210.0060.00318.86
8.1.200.0060.00317.60
8.1.190.0030.00617.48
8.1.180.0000.00818.10
8.1.170.0040.00418.64
8.1.160.0040.00418.99
8.1.150.0080.00018.92
8.1.140.0030.00618.91
8.1.130.0070.00020.19
8.1.120.0020.00517.63
8.1.110.0040.00417.61
8.1.100.0080.00017.65
8.1.90.0040.00417.58
8.1.80.0040.00417.61
8.1.70.0000.00817.46
8.1.60.0060.00317.69
8.1.50.0030.00617.66
8.1.40.0080.00017.66
8.1.30.0060.00317.67
8.1.20.0040.00417.79
8.1.10.0090.00017.76
8.1.00.0030.00617.58
8.0.300.0040.00420.09
8.0.290.0040.00417.00
8.0.280.0000.00718.57
8.0.270.0000.00718.37
8.0.260.0060.00018.57
8.0.250.0040.00417.31
8.0.240.0030.00617.18
8.0.230.0000.00717.26
8.0.220.0040.00417.11
8.0.210.0030.00317.21
8.0.200.0030.00317.25
8.0.190.0000.00717.25
8.0.180.0000.00817.11
8.0.170.0040.00417.10
8.0.160.0050.00317.07
8.0.150.0040.00417.16
8.0.140.0070.00017.11
8.0.130.0000.00613.71
8.0.120.0050.00317.05
8.0.110.0050.00517.26
8.0.100.0040.00417.16
8.0.90.0000.00717.07
8.0.80.0060.01417.14
8.0.70.0000.00817.29
8.0.60.0040.00417.18
8.0.50.0080.00017.24
8.0.30.0090.00917.36
8.0.20.0160.00317.38
8.0.10.0110.01517.41
8.0.00.0180.00817.32
7.4.330.0000.00515.55
7.4.320.0030.00316.84
7.4.300.0000.00616.83
7.4.290.0000.00816.74
7.4.280.0000.00816.80
7.4.270.0030.00416.73
7.4.260.0050.00313.57
7.4.250.0070.00016.77
7.4.240.0070.00016.84
7.4.230.0000.00716.94
7.4.220.0040.00416.73
7.4.210.0070.01116.90
7.4.200.0030.00316.93
7.4.140.0140.01016.53
7.4.130.0190.00616.84
7.4.120.0170.01216.56
7.4.110.0180.00916.81
7.4.100.0140.01116.55
7.4.90.0220.00316.66
7.4.80.0220.00416.58
7.4.70.0140.01416.37
7.4.60.0270.00016.81
7.4.50.0140.01116.34
7.4.40.0110.01116.42
7.4.30.0110.01316.50
7.4.20.0110.01816.52
7.4.10.0200.00816.60
7.4.00.0140.01016.81
7.3.330.0000.00716.61
7.3.320.0060.00013.37
7.3.310.0050.00216.56
7.3.300.0000.00716.46
7.3.290.0060.01116.56
7.3.260.0220.00416.63
7.3.250.0170.01316.75
7.3.240.0180.01416.64
7.3.230.0140.01016.63
7.3.220.0140.01416.57
7.3.210.0220.00916.54
7.3.200.0210.00716.45
7.3.190.0230.00416.59
7.3.180.0190.00716.41
7.3.170.0260.00016.69
7.3.160.0180.00516.45
7.3.150.0210.00716.63
7.3.140.0190.01316.40
7.3.130.0130.01616.62
7.3.120.0170.01016.56
7.3.110.0140.01416.46
7.3.100.0100.01616.48
7.3.90.0170.00716.52
7.3.80.0130.01016.36
7.3.70.0110.01116.55
7.3.60.0180.00616.44
7.3.50.0180.00716.34
7.3.40.0140.00616.57
7.3.30.0120.01216.53
7.3.20.0150.01216.80
7.3.10.0200.00516.54
7.3.00.0140.01116.52

preferences:
47.12 ms | 401 KiB | 5 Q