3v4l.org

run code in 300+ PHP versions simultaneously
<?php function escape_javascript_string($str) { $map = [ 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,0,0, // 49 0,0,0,0,0,0,0,0,1,1, 1,1,1,1,1,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0, 0,1,1,1,1,1,1,0,0,0, // 99 0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0, 0,0,0,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, // 149 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, // 199 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1, // 249 1,1,1,1,1,1,1, // 255 ]; // 文字エンコーディングはUTF-8 $mblen = mb_strlen($str, 'UTF-8'); $utf32 = bin2hex(mb_convert_encoding($str, 'UTF-32', 'UTF-8')); for ($i=0, $encoded=''; $i < $mblen; $i++) { $u = substr($utf32, $i*8, 8); $v = base_convert($u, 16, 10); if ($v < 256 && $map[$v]) { $encoded .= '\\x'.substr($u, 6,2); } else { $encoded .= mb_convert_encoding(hex2bin($u), 'UTF-8', 'UTF-32'); } } return $encoded; } // テストデータ作成 $convmap = [ 0x0, 0xffff, 0, 0xffff ]; $msg = ''; for ($i=0; $i < 1000; $i++) { // chr()では正しいUTF-8の128以上の文字を生成できないのでmb_decode_numericentity()を利用 $msg .= mb_decode_numericentity('&#'.$i.';', $convmap, 'UTF-8'); } var_dump($msg); var_dump(escape_javascript_string($msg));

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)
8.3.70.0090.00616.75
8.3.60.0160.00616.73
8.3.50.0100.00922.03
8.3.40.0110.01119.02
8.3.30.0110.00419.00
8.3.20.0040.00420.20
8.3.10.0080.00023.48
8.3.00.0040.00420.94
8.2.180.0120.00425.92
8.2.170.0120.00419.11
8.2.160.0070.00722.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00926.16
8.2.120.0000.00920.92
8.2.110.0040.00722.25
8.2.100.0080.00517.97
8.2.90.0000.01018.00
8.2.80.0030.00618.18
8.2.70.0080.00417.88
8.2.60.0000.01118.04
8.2.50.0060.00618.07
8.2.40.0030.00518.41
8.2.30.0040.00418.34
8.2.20.0050.00317.78
8.2.10.0060.00318.17
8.2.00.0030.00617.96
8.1.280.0130.00325.92
8.1.270.0060.00322.11
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0180.00620.94
8.1.230.0080.00819.19
8.1.220.0090.00018.02
8.1.210.0060.00318.77
8.1.200.0030.00617.48
8.1.190.0060.00317.36
8.1.180.0060.00318.10
8.1.170.0030.00618.86
8.1.160.0030.00522.09
8.1.150.0040.00418.82
8.1.140.0030.00617.53
8.1.130.0040.00417.89
8.1.120.0000.00817.61
8.1.110.0050.00317.63
8.1.100.0050.00317.66
8.1.90.0000.00817.64
8.1.80.0050.00317.52
8.1.70.0000.00917.62
8.1.60.0090.00017.72
8.1.50.0000.00817.58
8.1.40.0060.00317.59
8.1.30.0040.00417.71
8.1.20.0060.00317.81
8.1.10.0000.00817.82
8.1.00.0030.00617.54
8.0.300.0000.00819.76
8.0.290.0060.00316.88
8.0.280.0000.00818.62
8.0.270.0030.00517.35
8.0.260.0000.00717.45
8.0.250.0070.00017.10
8.0.240.0050.00317.09
8.0.230.0030.00517.11
8.0.220.0000.00717.05
8.0.210.0040.00416.99
8.0.200.0040.00417.12
8.0.190.0100.00017.00
8.0.180.0000.00817.07
8.0.170.0060.00317.05
8.0.160.0040.00417.10
8.0.150.0090.00017.05
8.0.140.0030.00616.93
8.0.130.0000.00613.51
8.0.120.0000.00916.96
8.0.110.0040.00417.02
8.0.100.0030.00617.00
8.0.90.0040.00417.05
8.0.80.0060.01017.02
8.0.70.0080.00017.09
8.0.60.0000.00817.02
8.0.50.0030.00617.19
8.0.30.0110.01217.18
8.0.20.0120.00817.40
8.0.10.0000.00817.23
8.0.00.0070.01217.06
7.4.330.0060.00015.07
7.4.320.0040.00416.55
7.4.300.0040.00416.71
7.4.290.0040.00416.68
7.4.280.0060.00316.69
7.4.270.0060.00316.80
7.4.260.0080.00016.81
7.4.250.0060.00316.63
7.4.240.0040.00416.71
7.4.230.0000.00816.66
7.4.220.0180.01116.80
7.4.210.0070.01016.73
7.4.200.0080.00016.75
7.4.160.0070.01616.63
7.4.150.0060.01617.40
7.4.140.0140.00917.86
7.4.130.0100.01016.61
7.4.120.0120.01216.69
7.4.110.0130.00716.62
7.4.100.0100.01116.77
7.4.90.0100.00716.57
7.4.80.0170.01019.39
7.4.70.0160.00416.46
7.4.60.0030.02016.78
7.4.50.0030.00316.77
7.4.40.0090.01216.55
7.4.30.0090.00916.52
7.4.00.0040.01414.82
7.3.330.0060.00013.30
7.3.320.0070.00013.46
7.3.310.0000.00816.33
7.3.300.0050.00316.43
7.3.290.0170.00316.43
7.3.280.0150.00816.47
7.3.270.0140.00717.40
7.3.260.0140.01016.75
7.3.250.0080.01516.48
7.3.240.0050.00416.49
7.3.230.0160.00316.39
7.3.210.0070.01816.74
7.3.200.0070.01119.39
7.3.190.0060.01316.54
7.3.180.0040.01516.50
7.3.170.0030.01516.71
7.3.160.0070.01116.68
7.3.120.0030.01315.16
7.2.330.0170.00416.97
7.2.320.0140.00716.96
7.2.310.0110.01016.98
7.2.300.0100.01016.92
7.2.290.0060.01516.91
7.2.60.0030.01016.67
7.2.00.0070.01119.59
7.1.200.0060.00915.93
7.1.100.0060.00918.22
7.1.70.0000.01317.19
7.1.60.0060.02219.70
7.1.50.0180.01817.09
7.1.00.0000.08322.36
7.0.200.0030.01016.61
7.0.140.0000.08022.09
7.0.100.0100.07720.02
7.0.90.0130.07720.05
7.0.80.0030.05719.98
7.0.70.0200.04020.02
7.0.60.0100.09020.16
7.0.50.0100.05720.42
7.0.40.0070.08319.96
7.0.30.0030.05720.14
7.0.20.0170.07320.14
7.0.10.0130.07720.10
7.0.00.0100.08020.14
5.6.280.0070.07320.83
5.6.250.0200.07320.65
5.6.240.0170.08020.73
5.6.230.0070.08720.68
5.6.220.0070.08720.66
5.6.210.0100.07320.80
5.6.200.0100.08321.00
5.6.190.0100.05321.01
5.6.180.0170.05721.00
5.6.170.0070.08721.06
5.6.160.0130.06321.22
5.6.150.0130.07321.10
5.6.140.0070.08321.07
5.6.130.0100.08021.13
5.6.120.0070.09021.07
5.6.110.0200.07721.15
5.6.100.0100.07721.07
5.6.90.0270.04321.14
5.6.80.0130.05720.49
5.6.70.0100.08020.51
5.6.60.0070.08720.44
5.6.50.0030.08720.55
5.6.40.0200.07020.54
5.6.30.0070.08020.35
5.6.20.0100.08320.36
5.6.10.0100.08020.50
5.6.00.0000.08320.32
5.5.380.0070.08320.41
5.5.370.0000.08720.59
5.5.360.0100.08320.61
5.5.350.0030.06320.38
5.5.340.0130.08020.79
5.5.330.0070.05020.80
5.5.320.0230.07720.99
5.5.310.0200.04020.93
5.5.300.0100.08720.83
5.5.290.0130.04720.96
5.5.280.0130.08720.81
5.5.270.0070.08320.85
5.5.260.0100.08020.93
5.5.250.0070.05320.73
5.5.240.0030.05320.32
5.5.230.0000.05720.34
5.5.220.0070.05320.25
5.5.210.0170.07720.07
5.5.200.0030.08720.27
5.5.190.0100.03720.16
5.5.180.0030.06320.29
5.5.160.0030.07320.34
5.5.150.0070.07720.31
5.5.140.0000.08720.23
5.5.130.0070.08720.16
5.5.120.0070.08720.27
5.5.110.0100.07720.29
5.5.100.0000.04720.04
5.5.90.0000.04320.10
5.5.80.0170.03720.06
5.5.70.0070.05020.14
5.5.60.0070.04320.15
5.5.50.0100.03720.14
5.5.40.0070.04020.11
5.5.30.0100.03320.19
5.5.20.0030.04720.11
5.5.10.0000.04320.19
5.5.00.0030.06720.16
5.4.450.0170.07719.43
5.4.440.0100.06719.18
5.4.430.0070.08019.57
5.4.420.0070.08019.43
5.4.410.0100.04719.38
5.4.400.0030.05018.91
5.4.390.0070.08318.97
5.4.380.0100.07319.10
5.4.370.0000.08319.14
5.4.360.0070.08019.04
5.4.350.0130.07319.03
5.4.340.0070.06019.09
5.4.320.0100.06719.03
5.4.310.0100.07319.01
5.4.300.0170.07319.18
5.4.290.0100.06319.25
5.4.280.0200.06319.18
5.4.270.0070.06318.88
5.4.260.0030.04019.13
5.4.250.0030.04019.18
5.4.240.0070.06018.90
5.4.230.0070.04319.04
5.4.220.0030.04319.23
5.4.210.0000.05318.87
5.4.200.0070.03718.92
5.4.190.0030.04019.20
5.4.180.0100.05319.17
5.4.170.0000.04019.22
5.4.160.0100.03019.11
5.4.150.0070.04319.05
5.4.140.0100.05016.50
5.4.130.0070.05016.20
5.4.120.0030.05316.20
5.4.110.0000.04016.55
5.4.100.0000.04016.42
5.4.90.0000.03716.52
5.4.80.0000.04016.43
5.4.70.0000.04016.49
5.4.60.0070.03716.51
5.4.50.0030.03716.55
5.4.40.0000.07016.63
5.4.30.0030.03716.42
5.4.20.0000.04016.29
5.4.10.0030.03716.52
5.4.00.0000.04015.77
5.3.290.0100.07714.65
5.3.280.0030.04014.71
5.3.270.0070.03014.54
5.3.260.0000.04014.54
5.3.250.0000.04014.62
5.3.240.0170.02314.63
5.3.230.0030.03314.67
5.3.220.0100.06714.70
5.3.210.0030.08014.55
5.3.200.0000.04014.50
5.3.190.0030.07014.70
5.3.180.0030.03314.57
5.3.170.0070.04014.54
5.3.160.0100.03014.52
5.3.150.0070.03314.55
5.3.140.0000.04314.49
5.3.130.0070.05314.61
5.3.120.0070.03314.61
5.3.110.0000.05014.61
5.3.100.0070.03314.18
5.3.90.0030.03313.95
5.3.80.0070.03313.99
5.3.70.0070.03014.02
5.3.60.0030.06314.00
5.3.50.0000.04313.84
5.3.40.0000.06013.87
5.3.30.0070.03013.96
5.3.20.0100.03313.75
5.3.10.0030.03713.72
5.3.00.0100.03713.72
5.2.170.0000.03013.68
5.2.160.0000.03313.68
5.2.150.0100.04313.68
5.2.140.0030.03313.68
5.2.130.0030.03013.68
5.2.120.0030.02713.68
5.2.110.0000.03013.68
5.2.100.0030.02713.68
5.2.90.0030.06013.68
5.2.80.0030.05313.68
5.2.70.0030.04713.68
5.2.60.0030.06313.68
5.2.50.0100.06013.68
5.2.40.0030.06013.68
5.2.30.0070.05713.68
5.2.20.0030.06013.68
5.2.10.0000.06313.68
5.2.00.0070.05013.68
5.1.60.0100.05013.68
5.1.50.0030.05713.68
5.1.40.0030.05313.68
5.1.30.0000.05013.68
5.1.20.0030.05013.68
5.1.10.0030.05713.68
5.1.00.0030.04713.68
5.0.50.0000.05313.68
5.0.40.0070.04013.68
5.0.30.0030.06013.68
5.0.20.0070.04013.68
5.0.10.0030.04313.68
5.0.00.0030.06713.68
4.4.90.0070.03013.68
4.4.80.0070.02313.68
4.4.70.0000.03713.68
4.4.60.0030.03713.68
4.4.50.0000.03713.68
4.4.40.0000.05713.68
4.4.30.0070.03313.68
4.4.20.0070.02313.68
4.4.10.0000.01713.68
4.4.00.0070.05013.68
4.3.110.0030.01713.68
4.3.100.0030.03313.68
4.3.90.0070.03013.68
4.3.80.0030.05313.68
4.3.70.0030.03313.68
4.3.60.0030.02313.68
4.3.50.0030.03313.68
4.3.40.0000.05013.68
4.3.30.0000.03713.68
4.3.20.0000.03313.68
4.3.10.0070.03013.68
4.3.00.0030.03313.68

preferences:
42.93 ms | 401 KiB | 5 Q