3v4l.org

run code in 300+ PHP versions simultaneously
<?php $some_string = 'ффффффффффффффффффффффффффффффф'; $str = mb_strcut($some_string, 0,31,'UTF-8'); echo serialize($some_string); //echo strlen(json_encode(['message' => $some_string])).PHP_EOL; //$encode = base64_encode($some_string); //var_dump($encode); //var_dump([mb_strimwidth(json_encode(array('message' => stripslashes($some_string))),0,200,'...'),strlen(mb_strimwidth(json_encode(array('message' => $some_string)),0,200,'...'))]); //var_dump(json_encode(array('message' => str_replace(array('\u041a','\u0443'), array('',''), $some_string)))); //} //var_dump(mb_detect_encoding($some_string)); //var_dump(strlen(json_encode(array('message' => $some_string))));

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)
8.3.60.0100.01018.25
8.3.50.0170.00316.34
8.3.40.0070.00718.69
8.3.30.0120.00618.51
8.3.20.0080.00018.83
8.3.10.0050.00320.48
8.3.00.0080.00017.50
8.2.180.0140.00716.63
8.2.170.0110.00422.96
8.2.160.0060.00822.11
8.2.150.0110.00424.18
8.2.140.0070.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00719.95
8.2.110.0100.00022.13
8.2.100.0090.00317.72
8.2.90.0000.00819.27
8.2.80.0000.00818.04
8.2.70.0050.00317.75
8.2.60.0040.00418.04
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0000.01018.00
8.2.20.0040.00417.64
8.2.10.0000.00717.68
8.2.00.0040.00417.60
8.1.280.0110.00425.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.42
8.1.230.0040.00820.82
8.1.220.0040.00418.77
8.1.210.0050.00318.77
8.1.200.0000.00917.23
8.1.190.0050.00217.40
8.1.180.0040.00418.10
8.1.170.0040.00418.97
8.1.160.0070.00018.74
8.1.150.0040.00418.53
8.1.140.0000.00717.46
8.1.130.0000.00717.74
8.1.120.0000.00717.46
8.1.110.0050.00217.31
8.1.100.0000.00717.39
8.1.90.0000.00717.32
8.1.80.0000.00717.37
8.1.70.0000.00717.38
8.1.60.0040.00417.40
8.1.50.0030.00517.40
8.1.40.0040.00417.45
8.1.30.0000.00717.47
8.1.20.0050.00317.41
8.1.10.0000.00717.52
8.1.00.0020.00517.39
8.0.300.0040.00420.08
8.0.290.0040.00416.88
8.0.280.0050.00318.50
8.0.270.0030.00317.19
8.0.260.0070.00018.61
8.0.250.0040.00417.03
8.0.240.0040.00416.93
8.0.230.0000.00716.92
8.0.220.0000.00716.87
8.0.210.0030.00316.79
8.0.200.0030.00316.89
8.0.190.0080.00016.93
8.0.180.0070.00016.94
8.0.170.0070.00316.89
8.0.160.0030.00317.00
8.0.150.0080.00016.93
8.0.140.0050.00516.86
8.0.130.0030.00313.32
8.0.120.0040.00416.79
8.0.110.0050.00316.86
8.0.100.0050.00316.88
8.0.90.0040.00416.95
8.0.80.0060.00916.94
8.0.70.0040.00416.89
8.0.60.0050.00216.78
8.0.50.0040.00416.73
8.0.30.0140.00717.18
8.0.20.0120.00717.40
8.0.10.0070.00016.84
8.0.00.0120.00916.72
7.4.330.0000.00514.82
7.4.320.0030.00316.44
7.4.300.0030.00316.44
7.4.290.0020.00516.42
7.4.280.0000.00816.49
7.4.270.0030.00316.35
7.4.260.0030.00313.21
7.4.250.0000.00816.50
7.4.240.0000.00816.45
7.4.230.0000.00716.55
7.4.220.0140.01116.46
7.4.210.0070.00816.54
7.4.200.0080.00016.35
7.4.190.0030.00316.68
7.4.160.0140.00716.25
7.4.150.0100.00717.18
7.4.140.0060.01217.15
7.4.130.0060.01416.38
7.4.120.0120.00516.54
7.4.110.0140.00516.49
7.4.100.0170.00616.30
7.4.90.0070.01016.38
7.4.80.0080.00818.80
7.4.70.0040.01316.51
7.4.60.0070.01016.39
7.4.50.0000.00816.18
7.4.40.0070.01122.27
7.4.30.0080.00816.18
7.4.00.0090.00914.70
7.3.330.0030.00313.07
7.3.320.0000.00512.97
7.3.310.0000.00716.09
7.3.300.0070.00015.93
7.3.290.0070.00716.06
7.3.280.0070.01116.13
7.3.270.0080.00817.40
7.3.260.0100.00718.24
7.3.250.0080.01016.25
7.3.240.0090.00916.19
7.3.230.0110.00616.39
7.3.210.0100.00616.29
7.3.200.0090.01219.39
7.3.190.0120.00916.32
7.3.180.0000.01616.09
7.3.170.0040.01416.34
7.3.160.0100.00516.39
7.3.120.0100.00614.82
7.3.110.0030.00914.91
7.3.100.0070.00714.56
7.3.90.0000.01714.70
7.3.80.0060.00914.33
7.3.70.0130.00314.83
7.3.60.0120.00014.63
7.3.50.0050.00514.71
7.3.40.0000.01214.57
7.3.30.0030.00714.76
7.3.20.0140.00016.39
7.3.10.0100.00716.34
7.3.00.0130.00616.54
7.2.330.0120.00616.63
7.2.320.0060.01016.63
7.2.310.0090.00916.46
7.2.300.0110.01116.52
7.2.290.0130.00316.39
7.2.250.0130.00714.89
7.2.240.0070.01414.76
7.2.230.0060.01214.85
7.2.220.0110.00015.02
7.2.210.0090.00614.71
7.2.200.0060.00915.05
7.2.190.0120.00314.54
7.2.180.0030.00914.80
7.2.170.0070.01015.03
7.2.130.0100.00816.66
7.2.120.0110.01116.55
7.2.110.0080.00816.69
7.2.100.0080.00816.65
7.2.90.0120.00616.77
7.2.80.0070.01016.51
7.2.70.0130.00316.55
7.2.60.0120.00916.46
7.2.50.0100.00716.37
7.2.40.0100.00716.67
7.2.30.0110.00416.61
7.2.20.0070.00716.84
7.2.10.0120.00416.64
7.2.00.0040.00918.21
7.1.330.0070.00715.62
7.1.320.0030.00615.77
7.1.310.0060.01215.91
7.1.300.0090.00615.38
7.1.290.0070.00715.50
7.1.280.0060.00915.67
7.1.270.0070.00715.70
7.1.260.0030.01115.87
7.1.250.0110.01115.65
7.1.100.0040.00718.21
7.1.70.0080.00316.70
7.1.60.0100.01419.40
7.1.50.0160.00816.89
7.1.00.0030.06022.51
7.0.200.0040.00416.83
7.0.140.0070.06321.92
7.0.60.0030.07319.93
7.0.50.0100.08017.80
7.0.40.0030.04317.79
7.0.30.0070.04017.77
7.0.20.0070.05717.71
7.0.10.0030.05317.71
7.0.00.0070.08717.68
5.6.280.0070.06720.80
5.6.210.0070.08320.44
5.6.200.0070.05018.17
5.6.190.0130.07318.21
5.6.180.0200.07318.11
5.6.170.0070.04018.22
5.6.160.0070.06718.11
5.6.150.0200.07018.22
5.6.140.0170.02718.11
5.6.130.0130.05318.22
5.6.120.0070.08018.08
5.6.110.0100.07718.11
5.6.100.0070.08018.07
5.6.90.0030.09018.19
5.6.80.0100.07317.55
5.6.70.0100.06317.53
5.6.60.0070.06017.52
5.6.50.0030.04717.61
5.6.40.0030.08017.57
5.6.30.0070.08717.48
5.6.20.0100.07717.57
5.6.10.0070.07717.47
5.6.00.0100.07317.42
5.5.350.3800.03320.36
5.5.340.0030.04317.91
5.5.330.0100.05017.99
5.5.320.0070.03718.02
5.5.310.0000.04717.88
5.5.300.0030.08717.88
5.5.290.0030.08717.91
5.5.280.0070.09017.98
5.5.270.0130.08317.96
5.5.260.0070.08018.00
5.5.250.0100.08317.68
5.5.240.0170.07317.37
5.5.230.0070.07717.32
5.5.220.0130.05717.38
5.5.210.0070.07717.39
5.5.200.0100.06317.34
5.5.190.0100.07717.35
5.5.180.0100.05717.31
5.5.160.0030.05317.27
5.5.150.0000.06017.26
5.5.140.0170.06717.32
5.5.130.0100.07017.31
5.5.120.0030.08317.23
5.5.110.0130.06317.22
5.5.100.0070.07017.21
5.5.90.0130.06317.25
5.5.80.0130.06717.27
5.5.70.0030.06317.13
5.5.60.0030.05717.15
5.5.50.0070.07717.13
5.5.40.0000.04317.15
5.5.30.0030.04717.24
5.5.20.0030.04017.25
5.5.10.0030.06017.12
5.5.00.0100.07317.26
5.4.450.0130.07019.41
5.4.440.0030.05719.28
5.4.430.0070.07319.43
5.4.420.0030.08719.30
5.4.410.0000.09019.08
5.4.400.0130.07018.99
5.4.390.0100.08018.91
5.4.380.0070.07718.82
5.4.370.0130.07019.11
5.4.360.0030.04019.20
5.4.350.0030.07719.13
5.4.340.0030.08019.13
5.4.320.0070.05718.98
5.4.310.0100.05018.98
5.4.300.0100.07318.97
5.4.290.0130.07018.81
5.4.280.0070.07719.08
5.4.270.0000.08019.00
5.4.260.0030.06318.98
5.4.250.0100.06718.97
5.4.240.0100.05718.81
5.4.230.0130.04018.97
5.4.220.0070.06719.09
5.4.210.0070.03719.02
5.4.200.0030.04319.02
5.4.190.0030.04018.97
5.4.180.0130.07719.00
5.4.170.0170.06718.95
5.4.160.0100.07319.01
5.4.150.0100.06019.00
5.4.140.0200.06316.32
5.4.130.0170.05316.39
5.4.120.0000.08016.34
5.4.110.0100.07316.52
5.4.100.0030.07316.28
5.4.90.0100.05316.41
5.4.80.0100.04716.27
5.4.70.0030.05016.26
5.4.60.0100.07316.23
5.4.50.0030.03716.21
5.4.40.0100.04716.32
5.4.30.0070.06716.36
5.4.20.0100.04716.30
5.4.10.0070.07316.26
5.4.00.0000.04715.70
5.3.290.0170.07014.74
5.3.280.0030.06314.42
5.3.270.0070.08014.50
5.3.260.0030.07014.59
5.3.250.0000.04714.38
5.3.240.0070.08314.55
5.3.230.0030.07014.53
5.3.220.0000.05014.49
5.3.210.0070.07714.39
5.3.200.0000.07014.34
5.3.190.0030.04314.51
5.3.180.0170.06714.50
5.3.170.0070.06014.47
5.3.160.0070.07714.52
5.3.150.0030.06014.41
5.3.140.0100.03014.50
5.3.130.0030.07314.52
5.3.120.0070.05314.54
5.3.110.0070.06714.48
5.3.100.0100.07013.99
5.3.90.0130.06013.94
5.3.80.0100.05313.93
5.3.70.0070.06713.92
5.3.60.0030.05713.96
5.3.50.0030.04713.92
5.3.40.0070.06314.03
5.3.30.0130.05713.87
5.3.20.0100.06313.49
5.3.10.0130.07713.61
5.3.00.0030.06713.40
5.2.170.0030.06311.18
5.2.160.0170.05011.12
5.2.150.0030.06310.97
5.2.140.0030.03311.11
5.2.130.0070.06310.96
5.2.120.0030.06310.88
5.2.110.0130.05711.08
5.2.100.0030.05711.07
5.2.90.0070.04711.01
5.2.80.0070.03711.09
5.2.70.0030.03711.09
5.2.60.0130.02011.02
5.2.50.0070.05010.99
5.2.40.0070.04710.96
5.2.30.0100.05710.95
5.2.20.0000.04710.96
5.2.10.0030.06710.89
5.2.00.0100.04010.75
5.1.60.0030.05310.02
5.1.50.0000.03710.04
5.1.40.0030.0439.94
5.1.30.0030.06010.47
5.1.20.0030.04710.37
5.1.10.0030.04310.09
5.1.00.0030.05710.03
5.0.50.0000.0438.54
5.0.40.0070.0238.54
5.0.30.0070.0608.26
5.0.20.0030.0438.09
5.0.10.0100.0378.10
5.0.00.0000.0638.21
4.4.90.0030.0137.55
4.4.80.0030.0177.55
4.4.70.0030.0277.55
4.4.60.0070.0207.55
4.4.50.0070.0137.55
4.4.40.0030.0537.55
4.4.30.0000.0377.55
4.4.20.0000.0207.55
4.4.10.0000.0237.55
4.4.00.0000.0377.55
4.3.110.0030.0177.55
4.3.100.0000.0377.55
4.3.90.0000.0407.55
4.3.80.0030.0537.55
4.3.70.0070.0337.55
4.3.60.0030.0277.55
4.3.50.0000.0307.55
4.3.40.0030.0477.55
4.3.30.0070.0307.55
4.3.20.0000.0307.55
4.3.10.0000.0237.55
4.3.00.0030.0377.55

preferences:
45.93 ms | 401 KiB | 5 Q