3v4l.org

run code in 300+ PHP versions simultaneously
<?php $some_string = json_encode('ффффффффффффффффффффффффффффффф',JSON_UNESCAPED_UNICODE); $str = mb_substr($some_string, 0,198,'UTF-8'); echo strlen($str); //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)
8.3.60.0150.00618.30
8.3.50.0120.00521.21
8.3.40.0070.00718.79
8.3.30.0070.00720.34
8.3.20.0040.00420.38
8.3.10.0000.00822.10
8.3.00.0050.00322.52
8.2.180.0040.01216.63
8.2.170.0040.01122.96
8.2.160.0100.00320.35
8.2.150.0100.00724.18
8.2.140.0180.00024.66
8.2.130.0090.00626.16
8.2.120.0070.00019.66
8.2.110.0090.00022.30
8.2.100.0050.00519.34
8.2.90.0040.00419.26
8.2.80.0030.00519.28
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0000.00718.03
8.2.30.0050.00518.04
8.2.20.0030.00517.53
8.2.10.0000.00817.49
8.2.00.0090.00017.60
8.1.280.0110.00725.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00723.96
8.1.230.0070.00319.08
8.1.220.0080.00017.76
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.50
8.1.180.0080.00020.15
8.1.170.0030.00618.59
8.1.160.0050.00222.05
8.1.150.0050.00218.56
8.1.140.0000.00717.37
8.1.130.0070.00017.80
8.1.120.0040.00417.38
8.1.110.0080.00017.43
8.1.100.0040.00417.42
8.1.90.0040.00417.43
8.1.80.0070.00017.29
8.1.70.0070.00017.29
8.1.60.0040.00417.45
8.1.50.0040.00417.36
8.1.40.0040.00417.45
8.1.30.0000.00717.57
8.1.20.0000.00817.59
8.1.10.0080.00017.59
8.1.00.0070.00417.34
8.0.300.0030.00618.77
8.0.290.0040.00417.05
8.0.280.0000.00718.50
8.0.270.0030.00517.23
8.0.260.0030.00316.91
8.0.250.0030.00317.02
8.0.240.0030.00516.89
8.0.230.0030.00316.95
8.0.220.0030.00316.82
8.0.210.0030.00316.79
8.0.200.0060.00016.91
8.0.190.0040.00416.99
8.0.180.0000.00816.97
8.0.170.0040.00416.94
8.0.160.0000.00716.78
8.0.150.0040.00416.82
8.0.140.0000.00716.80
8.0.130.0000.00513.29
8.0.120.0040.00416.93
8.0.110.0040.00416.88
8.0.100.0040.00416.79
8.0.90.0000.00816.89
8.0.80.0060.01016.93
8.0.70.0000.00716.77
8.0.60.0050.00316.89
8.0.50.0050.00316.91
8.0.30.0110.01117.03
8.0.20.0080.01117.40
8.0.10.0000.00716.93
8.0.00.0110.00716.67
7.4.330.0000.00515.00
7.4.320.0000.00616.51
7.4.300.0000.00616.52
7.4.290.0040.00416.35
7.4.280.0040.00416.43
7.4.270.0040.00416.52
7.4.260.0030.00716.38
7.4.250.0000.00716.42
7.4.240.0040.00316.54
7.4.230.0040.00416.56
7.4.220.0100.01416.53
7.4.210.0050.01016.44
7.4.200.0040.00416.42
7.4.190.0030.00316.48
7.4.160.0090.00916.67
7.4.150.0070.01017.40
7.4.140.0140.00417.86
7.4.130.0080.01016.50
7.4.120.0050.01216.54
7.4.110.0140.00316.34
7.4.100.0070.01016.44
7.4.90.0110.01116.59
7.4.80.0130.00319.39
7.4.70.0070.01016.44
7.4.60.0070.01016.32
7.4.50.0050.00016.62
7.4.40.0030.01322.77
7.4.30.0090.01216.55
7.4.00.0070.01015.03
7.3.330.0030.00313.03
7.3.320.0030.00313.10
7.3.310.0000.00716.15
7.3.300.0000.00616.21
7.3.290.0030.01116.14
7.3.280.0110.00916.22
7.3.270.0110.00617.40
7.3.260.0090.00916.31
7.3.250.0050.01216.24
7.3.240.0100.01016.35
7.3.230.0080.00816.39
7.3.210.0060.01016.34
7.3.200.0070.01419.39
7.3.190.0060.01516.05
7.3.180.0040.01216.34
7.3.170.0030.01316.51
7.3.160.0060.01316.23
7.3.120.0070.01014.80
7.3.110.0110.00714.70
7.3.100.0060.00915.03
7.3.90.0070.00714.78
7.3.80.0030.00614.60
7.3.70.0040.00814.68
7.3.60.0030.00714.53
7.3.50.0040.00714.33
7.3.40.0000.01214.75
7.3.30.0070.00714.44
7.3.20.0110.00416.55
7.3.10.0060.00616.58
7.3.00.0120.00316.69
7.2.330.0100.00716.68
7.2.320.0090.00916.61
7.2.310.0090.01216.72
7.2.300.0150.00016.51
7.2.290.0120.00416.51
7.2.250.0080.01214.60
7.2.240.0170.00315.18
7.2.230.0070.00415.20
7.2.220.0070.00714.89
7.2.210.0070.00715.03
7.2.200.0040.00815.05
7.2.190.0060.00915.09
7.2.180.0000.01014.95
7.2.170.0060.00914.59
7.2.00.0040.00819.11
7.1.330.0080.00415.60
7.1.320.0040.00815.77
7.1.310.0070.00716.04
7.1.300.0060.01215.44
7.1.290.0090.00615.95
7.1.280.0060.00915.47
7.1.270.0000.01315.53
7.1.260.0070.00715.74
7.1.100.0070.00717.68
7.1.70.0030.01217.16
7.1.60.0100.01319.21
7.1.50.0030.01816.91
7.1.00.0070.05322.36
7.0.200.0080.00815.04
7.0.140.0000.07722.18
7.0.90.0830.06319.91
7.0.80.0700.07719.93
7.0.70.0030.05019.84
7.0.60.0130.07020.06
7.0.50.0170.07020.39
7.0.40.0100.05020.00
7.0.30.0130.07320.11
7.0.20.0200.03719.93
7.0.10.0130.07320.09
7.0.00.0130.06020.02
5.6.280.0030.07321.03
5.6.240.0030.09020.59
5.6.230.0070.04720.65
5.6.220.0000.05020.61
5.6.210.0030.08020.74
5.6.200.0030.08321.17
5.6.190.0130.05720.93
5.6.180.0100.07721.02
5.6.170.0070.05321.10
5.6.160.0100.08021.02
5.6.150.0100.06321.09
5.6.140.0170.07021.09
5.6.130.0100.08321.00
5.6.120.0070.08321.07
5.6.110.0030.08021.06
5.6.100.0070.08020.86
5.6.90.0030.05321.14
5.6.80.0030.07720.46
5.6.70.0130.04320.45
5.6.60.0070.04720.38
5.6.50.0030.05020.34
5.6.40.0070.08320.30
5.6.30.0000.07020.39
5.6.20.0070.04320.46
5.6.10.0070.07320.43
5.6.00.0130.06720.45
5.5.380.0100.07320.56
5.5.370.0030.08320.50
5.5.360.0100.08020.40
5.5.350.0030.09020.32
5.5.340.0070.08020.62
5.5.330.0070.08020.86
5.5.320.0030.06720.75
5.5.310.0130.07020.63
5.5.300.0100.03720.74
5.5.290.0070.04720.87
5.5.280.0000.05720.81
5.5.270.0030.08720.80
5.5.260.0100.07720.87
5.5.250.0100.03720.56
5.5.240.0170.07320.29
5.5.230.0070.07720.01
5.5.220.0200.06720.19
5.5.210.0130.07020.17
5.5.200.0070.08020.17
5.5.190.0030.05720.11
5.5.180.0170.07020.13
5.5.160.0030.07320.12
5.5.150.0030.07320.23
5.5.140.0170.07320.21
5.5.130.0100.07720.11
5.5.120.0070.07320.07
5.5.110.0070.03720.19
5.5.100.0070.04019.95
5.5.90.0030.08320.03
5.5.80.0130.03720.09
5.5.70.0070.06320.11
5.5.60.0100.07020.14
5.5.50.0070.05320.13
5.5.40.0200.06320.05
5.5.30.0070.08320.14
5.5.20.0030.05019.95
5.5.10.0030.08019.95
5.5.00.0130.07320.12
5.4.450.0170.07319.45
5.4.440.0030.05019.43
5.4.430.0100.06719.29
5.4.420.0130.07019.36
5.4.410.0030.07719.09
5.4.400.0070.04019.23
5.4.390.0100.05018.90
5.4.380.0100.07719.06
5.4.370.0030.05019.00
5.4.360.0070.07019.12
5.4.350.0070.07018.98
5.4.340.0000.05719.10
5.4.320.0170.03719.13
5.4.310.0130.07019.05
5.4.300.0030.07019.23
5.4.290.0000.08319.02
5.4.280.0130.05019.04
5.4.270.0030.04718.94
5.4.260.0030.06719.02
5.4.250.0170.06319.09
5.4.240.0130.06719.11
5.4.230.0100.03719.05
5.4.220.0070.07019.04
5.4.210.0030.06719.11
5.4.200.0070.07018.77
5.4.190.0070.07318.93
5.4.180.0130.07018.96
5.4.170.0030.04018.95
5.4.160.0070.07718.76
5.4.150.0100.05019.02
5.4.140.0100.04716.02
5.4.130.0170.05716.21
5.4.120.0030.08016.21
5.4.110.0030.03716.42
5.4.100.0030.03716.34
5.4.90.0100.03316.32
5.4.80.0030.07016.42
5.4.70.0070.03716.36
5.4.60.0000.07316.40
5.4.50.0130.06716.33
5.4.40.0100.07016.46
5.4.30.0070.04316.33
5.4.20.0070.05016.22
5.4.10.0070.04316.22
5.4.00.0070.05315.68
5.3.290.0100.06314.52
5.3.280.0130.07014.45
5.3.270.0100.06314.59
5.3.260.0030.08014.57
5.3.250.0130.07314.45
5.3.240.0070.03314.51
5.3.230.0000.05314.50
5.3.220.0000.05314.39
5.3.210.0030.04314.38
5.3.200.0070.07014.57
5.3.190.0030.04714.54
5.3.180.0100.04714.56
5.3.170.0070.04014.57
5.3.160.0070.06014.39
5.3.150.0070.06714.55
5.3.140.0100.06014.50
5.3.130.0030.05014.55
5.3.120.0170.06014.53
5.3.110.0030.07714.41
5.3.100.0100.06013.89
5.3.90.0000.04714.01
5.3.80.0000.04314.02
5.3.70.0100.07014.02
5.3.60.0070.05013.99
5.3.50.0070.07713.90
5.3.40.0070.04013.80
5.3.30.0130.05013.90
5.3.20.0030.05013.67
5.3.10.0130.03713.42
5.3.00.0100.06313.59
5.2.170.0000.04310.98
5.2.160.0070.05711.19
5.2.150.0070.05711.21
5.2.140.0030.06011.10
5.2.130.0000.03310.92
5.2.120.0100.06010.89
5.2.110.0070.06011.09
5.2.100.0070.03310.96
5.2.90.0070.06010.92
5.2.80.0070.04011.02
5.2.70.0000.05711.09
5.2.60.0070.03710.88
5.2.50.0070.04711.04
5.2.40.0070.05310.81
5.2.30.0070.06011.04
5.2.20.0100.04010.88
5.2.10.0030.06010.91
5.2.00.0000.04310.79
5.1.60.0070.05010.08
5.1.50.0000.0579.98
5.1.40.0070.0479.99
5.1.30.0030.06310.28
5.1.20.0030.05010.37
5.1.10.0070.03310.11
5.1.00.0000.0339.91
5.0.50.0100.0408.54
5.0.40.0000.0478.48
5.0.30.0070.0438.26
5.0.20.0030.0438.29
5.0.10.0000.0338.25
5.0.00.0070.0578.21
4.4.90.0030.0337.60
4.4.80.0070.0307.60
4.4.70.0070.0177.60
4.4.60.0070.0107.60
4.4.50.0000.0177.60
4.4.40.0100.0477.60
4.4.30.0070.0307.60
4.4.20.0000.0207.60
4.4.10.0030.0337.60
4.4.00.0030.0377.60
4.3.110.0000.0377.60
4.3.100.0030.0337.60
4.3.90.0030.0337.60
4.3.80.0030.0277.60
4.3.70.0000.0237.60
4.3.60.0070.0307.60
4.3.50.0000.0377.60
4.3.40.0100.0377.60
4.3.30.0030.0277.60
4.3.20.0100.0277.60
4.3.10.0000.0377.60
4.3.00.0000.0337.60

preferences:
39.17 ms | 401 KiB | 5 Q