3v4l.org

run code in 300+ PHP versions simultaneously
<?php $some_string = 'ффффффффффффффффффффффффффффффффф'; echo strlen(json_encode($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)
8.3.40.0100.00318.54
8.3.30.0080.00820.38
8.3.20.0050.00320.22
8.3.10.0000.00721.91
8.3.00.0050.00322.39
8.2.170.0070.00722.96
8.2.160.0130.00320.39
8.2.150.0000.00824.18
8.2.140.0090.00624.66
8.2.130.0000.00826.16
8.2.120.0040.00419.77
8.2.110.0000.00822.11
8.2.100.0040.00719.25
8.2.90.0040.00419.23
8.2.80.0030.00619.28
8.2.70.0080.00017.50
8.2.60.0000.00818.05
8.2.50.0090.00018.07
8.2.40.0000.00818.22
8.2.30.0050.00318.05
8.2.20.0000.00717.53
8.2.10.0040.00417.61
8.2.00.0030.00617.62
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.93
8.1.230.0100.00019.09
8.1.220.0040.00417.76
8.1.210.0030.01018.77
8.1.200.0000.01317.00
8.1.190.0050.00317.53
8.1.180.0030.00620.27
8.1.170.0070.00018.61
8.1.160.0030.00322.07
8.1.150.0000.00718.63
8.1.140.0030.00517.49
8.1.130.0000.00717.81
8.1.120.0040.00417.55
8.1.110.0080.00017.46
8.1.100.0060.00317.34
8.1.90.0000.00717.37
8.1.80.0000.00817.39
8.1.70.0050.00317.33
8.1.60.0040.00417.54
8.1.50.0040.00417.57
8.1.40.0000.00717.41
8.1.30.0040.00417.64
8.1.20.0040.00417.70
8.1.10.0040.00417.40
8.1.00.0030.00617.45
8.0.300.0000.00718.77
8.0.290.0000.00717.16
8.0.280.0030.00318.57
8.0.270.0000.00717.13
8.0.260.0030.00316.76
8.0.250.0000.00716.99
8.0.240.0020.00516.86
8.0.230.0030.00316.94
8.0.220.0000.00816.86
8.0.210.0000.00716.86
8.0.200.0060.00016.92
8.0.190.0000.00716.97
8.0.180.0030.00316.88
8.0.170.0030.00616.88
8.0.160.0000.00716.82
8.0.150.0000.00716.90
8.0.140.0040.00416.80
8.0.130.0000.00613.34
8.0.120.0030.00516.88
8.0.110.0070.00016.93
8.0.100.0000.00716.75
8.0.90.0000.00716.85
8.0.80.0100.00716.94
8.0.70.0000.00716.85
8.0.60.0080.00016.81
8.0.50.0000.00716.87
8.0.30.0050.01417.04
8.0.20.0090.01217.40
8.0.10.0070.00016.90
8.0.00.0020.01516.77
7.4.330.0040.00015.00
7.4.320.0030.00316.54
7.4.300.0030.00316.59
7.4.290.0000.00716.57
7.4.280.0030.00316.41
7.4.270.0000.00716.47
7.4.260.0000.00816.43
7.4.250.0040.00416.48
7.4.240.0020.00516.46
7.4.230.0000.00716.28
7.4.220.0130.00316.53
7.4.210.0060.00916.61
7.4.200.0000.00716.37
7.4.190.0000.00716.71
7.4.160.0120.00316.45
7.4.150.0090.00917.40
7.4.140.0120.00617.86
7.4.130.0100.01016.45
7.4.120.0110.00616.51
7.4.110.0130.01016.56
7.4.100.0100.00716.54
7.4.90.0100.01316.39
7.4.80.0170.00419.39
7.4.70.0100.00616.42
7.4.60.0030.01216.35
7.4.50.0000.00616.06
7.4.40.0060.00922.77
7.4.30.0110.00716.43
7.4.00.0060.01014.90
7.3.330.0030.00313.17
7.3.320.0050.00012.91
7.3.310.0030.00316.14
7.3.300.0060.00016.18
7.3.290.0070.00716.29
7.3.280.0090.00716.23
7.3.270.0090.00917.40
7.3.260.0070.01016.34
7.3.250.0120.01116.38
7.3.240.0030.01316.48
7.3.230.0060.01116.43
7.3.210.0130.00316.59
7.3.200.0070.01019.39
7.3.190.0110.00716.39
7.3.180.0100.00616.49
7.3.170.0060.01116.42
7.3.160.0070.01416.43
7.3.120.0090.00714.70
7.3.110.0070.01114.45
7.3.100.0030.01314.64
7.3.90.0070.01114.70
7.3.80.0070.00714.94
7.3.70.0030.01014.53
7.3.60.0040.01114.86
7.3.50.0090.00614.81
7.3.40.0120.00314.77
7.3.30.0030.00514.80
7.3.20.0070.00316.59
7.3.10.0040.00916.20
7.3.00.0020.01116.55
7.2.330.0070.01416.61
7.2.320.0080.00916.61
7.2.310.0120.00916.44
7.2.300.0070.01016.55
7.2.290.0120.00316.72
7.2.250.0070.01114.87
7.2.240.0120.00415.13
7.2.230.0070.00715.12
7.2.220.0070.00715.00
7.2.210.0120.00314.85
7.2.200.0000.00914.86
7.2.190.0040.01114.79
7.2.180.0100.00314.74
7.2.170.0000.01414.77
7.2.160.0080.00414.93
7.2.150.0090.00616.75
7.2.140.0000.01116.85
7.2.130.0050.00616.74
7.2.120.0070.00816.62
7.2.110.0070.00716.78
7.2.100.0050.01016.49
7.2.90.0080.00716.61
7.2.80.0110.00116.80
7.2.70.0030.01116.81
7.2.60.0070.00816.52
7.2.50.0050.00716.61
7.2.40.0090.00516.60
7.2.30.0050.01216.66
7.2.20.0080.01016.46
7.2.10.0060.00916.67
7.2.00.0010.01017.78
7.1.330.0070.00715.69
7.1.320.0100.00015.84
7.1.310.0080.00615.45
7.1.300.0070.00715.61
7.1.290.0060.00615.76
7.1.280.0040.00415.46
7.1.270.0040.00415.71
7.1.260.0040.01115.88
7.1.250.0060.00515.67
7.1.240.0060.00315.53
7.1.230.0030.01215.63
7.1.220.0070.00715.63
7.1.210.0000.00915.71
7.1.200.0000.01615.85
7.1.190.0030.00715.82
7.1.180.0030.01515.80
7.1.170.0100.00315.77
7.1.160.0030.01315.94
7.1.150.0030.01015.55
7.1.140.0090.00615.87
7.1.130.0100.00315.63
7.1.120.0040.00815.77
7.1.110.0070.00715.88
7.1.100.0020.00916.62
7.1.90.0110.00715.58
7.1.80.0060.01215.88
7.1.70.0050.01116.27
7.1.60.0070.00917.54
7.1.50.0110.00716.28
7.1.40.0030.01015.77
7.1.30.0060.00915.91
7.1.20.0030.01015.73
7.1.10.0030.01015.72
7.1.00.0030.02719.06
7.0.330.0070.00315.30
7.0.320.0070.00715.25
7.0.310.0080.00315.48
7.0.300.0050.00315.54
7.0.290.0070.00715.47
7.0.280.0100.00615.30
7.0.270.0030.01014.94
7.0.260.0000.01315.49
7.0.250.0030.01215.19
7.0.240.0030.01015.48
7.0.230.0070.01115.54
7.0.220.0110.00415.48
7.0.210.0060.00615.43
7.0.200.0220.00714.93
7.0.190.0100.00315.38
7.0.180.0060.00915.46
7.0.170.0030.01215.46
7.0.160.0120.00315.21
7.0.150.0060.00615.16
7.0.140.0050.04218.61
7.0.130.0000.01415.33
7.0.120.0060.00315.49
7.0.110.0040.00415.48
7.0.100.0000.01215.33
7.0.90.0230.04017.56
7.0.80.0180.04017.52
7.0.70.0250.03317.61
7.0.60.0140.04017.44
7.0.50.0050.03017.88
7.0.40.0070.04216.89
7.0.30.0100.04616.61
7.0.20.0050.04516.80
7.0.10.0050.02816.76
7.0.00.0050.03716.65
5.6.400.0060.01214.41
5.6.390.0100.00714.23
5.6.380.0100.00713.89
5.6.370.0110.00314.23
5.6.360.0070.00714.11
5.6.350.0000.01514.42
5.6.340.0030.01314.30
5.6.330.0060.00614.43
5.6.320.0060.00614.52
5.6.310.0070.00714.40
5.6.300.0110.00314.38
5.6.290.0000.01714.10
5.6.280.0050.04017.46
5.6.270.0070.00714.41
5.6.260.0070.00714.35
5.6.250.0060.00914.36
5.6.240.0080.03817.42
5.6.230.0020.03217.59
5.6.220.0050.04217.28
5.6.210.0070.04217.33
5.6.200.0070.04617.65
5.6.190.0070.03817.70
5.6.180.0100.04117.61
5.6.170.0030.05017.83
5.6.160.0100.03817.72
5.6.150.0110.02317.57
5.6.140.0080.04517.54
5.6.130.0030.04817.56
5.6.120.0100.04517.51
5.6.110.0150.03717.59
5.6.100.0080.03817.49
5.6.90.0120.03817.63
5.6.80.0120.03517.13
5.6.70.0050.04217.30
5.6.60.0080.04517.22
5.6.50.0020.04417.26
5.6.40.0030.03317.31
5.6.30.0050.04117.29
5.6.20.0050.02917.18
5.6.10.0030.02717.18
5.6.00.0070.04017.23
5.5.380.0080.03417.17
5.5.370.0020.02817.28
5.5.360.0050.04017.27
5.5.350.0030.04517.31
5.5.340.0110.03617.42
5.5.330.0020.04317.38
5.5.320.0080.02517.58
5.5.310.0050.03817.44
5.5.300.0070.03017.48
5.5.290.0110.02917.65
5.5.280.0080.03017.52
5.5.270.0070.02817.46
5.5.260.0060.04617.60
5.5.250.0020.03117.32
5.5.240.0050.01917.24
5.5.230.0050.04317.14
5.5.220.0050.04617.13
5.5.210.0050.04017.28
5.5.200.0030.03717.11
5.5.190.0170.01817.15
5.5.180.0100.02517.04
5.5.170.0030.00914.02
5.5.160.0050.02517.09
5.5.150.0060.02317.12
5.5.140.0080.02217.24
5.5.130.0020.02617.19
5.5.120.0050.02517.27
5.5.110.0010.02517.13
5.5.100.0010.02417.25
5.5.90.0090.01617.10
5.5.80.0070.01917.03
5.5.70.0030.02517.15
5.5.60.0020.03217.01
5.5.50.0070.02017.02
5.5.40.0030.02416.99
5.5.30.0080.01716.84
5.5.20.0020.02717.01
5.5.10.0030.03417.17
5.5.00.0150.01317.12
5.4.450.0060.04315.90
5.4.440.0050.04615.85
5.4.430.0080.04015.84
5.4.420.0080.03815.79
5.4.410.0080.03515.89
5.4.400.0050.02515.72
5.4.390.0050.04215.74
5.4.380.0070.03815.70
5.4.370.0020.02515.63
5.4.360.0020.02415.72
5.4.350.0030.02815.59
5.4.340.0070.02315.73
5.4.330.0060.00312.36
5.4.320.0050.02015.57
5.4.310.0020.02415.63
5.4.300.0060.01615.72
5.4.290.0020.02415.59
5.4.280.0030.02015.65
5.4.270.0050.02215.65
5.4.260.0080.01815.67
5.4.250.0050.02015.58
5.4.240.0050.02015.74
5.4.230.0000.02615.71
5.4.220.0080.02615.58
5.4.210.0050.01715.69
5.4.200.0050.02215.63
5.4.190.0030.01815.71
5.4.180.0020.02115.63
5.4.170.0020.02715.58
5.4.160.0040.02215.69
5.4.150.0020.02915.63
5.4.140.0050.02014.34
5.4.130.0050.02114.34
5.4.120.0030.02214.34
5.4.110.0030.02014.40
5.4.100.0020.02214.34
5.4.90.0050.02214.38
5.4.80.0080.01814.33
5.4.70.0020.02514.36
5.4.60.0060.01714.36
5.4.50.0060.01614.39
5.4.40.0030.02214.42
5.4.30.0050.02114.33
5.4.20.0080.02514.35
5.4.10.0050.02214.27
5.4.00.0000.02114.06
5.3.290.0020.02313.51
5.3.280.0020.03013.40
5.3.270.0020.02413.48
5.3.260.0000.02513.49
5.3.250.0030.02313.45
5.3.240.0050.02213.45
5.3.230.0050.01813.47
5.3.220.0050.02313.43
5.3.210.0030.02313.39
5.3.200.0030.02213.44
5.3.190.0030.02013.44
5.3.180.0030.01813.39
5.3.170.0060.02013.39
5.3.160.0040.02213.37
5.3.150.0050.02213.44
5.3.140.0050.02013.45
5.3.130.0020.02313.42
5.3.120.0020.02513.38
5.3.110.0000.02713.36
5.3.100.0050.02013.20
5.3.90.0020.02013.18
5.3.80.0040.02413.18
5.3.70.0050.02013.18
5.3.60.0030.02013.17
5.3.50.0030.02013.14
5.3.40.0080.01713.03
5.3.30.0080.01813.01
5.3.20.0000.02313.02
5.3.10.0050.04013.00
5.3.00.0070.03812.95
5.2.170.0030.02711.19
5.2.160.0030.02311.00
5.2.150.0000.04711.16
5.2.140.0030.02711.13
5.2.130.0030.02711.14
5.2.120.0030.06711.16
5.2.110.0030.05311.12
5.2.100.0070.06011.13
5.2.90.0030.03311.13
5.2.80.0070.05311.17
5.2.70.0170.05011.08
5.2.60.0030.03710.96
5.2.50.0070.03711.00
5.2.40.0030.03311.06
5.2.30.0000.05710.93
5.2.20.0000.05310.80
5.2.10.0030.06010.97
5.2.00.0000.06310.84
5.1.60.0100.04310.03
5.1.50.0070.0479.82
5.1.40.0100.0239.80
5.1.30.0000.03010.25
5.1.20.0030.02710.40
5.1.10.0070.05010.05
5.1.00.0030.03010.11
5.0.50.0000.0438.42
5.0.40.0070.0138.43
5.0.30.0000.0338.27
5.0.20.0000.0238.31
5.0.10.0100.0178.27
5.0.00.0000.0308.18
4.4.90.0000.0377.60
4.4.80.0030.0407.60
4.4.70.0000.0337.60
4.4.60.0000.0207.60
4.4.50.0000.0307.60
4.4.40.0000.0507.60
4.4.30.0000.0207.60
4.4.20.0000.0377.60
4.4.10.0000.0177.60
4.4.00.0030.0207.60
4.3.110.0000.0307.60
4.3.100.0000.0207.60
4.3.90.0000.0177.60
4.3.80.0070.0177.60
4.3.70.0000.0137.60
4.3.60.0000.0277.60
4.3.50.0030.0237.60
4.3.40.0030.0537.60
4.3.30.0030.0277.60
4.3.20.0030.0337.60
4.3.10.0000.0277.60
4.3.00.0000.0337.60

preferences:
43.82 ms | 400 KiB | 5 Q