3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('<foo>',"'bar'",'"baz"','&blong&', "\xc3\xa9"); echo "Normal: ", json_encode($a), "\n"; echo "Tags: ", json_encode($a, JSON_HEX_TAG), "\n"; echo "Apos: ", json_encode($a, JSON_HEX_APOS), "\n"; echo "Quot: ", json_encode($a, JSON_HEX_QUOT), "\n"; echo "Amp: ", json_encode($a, JSON_HEX_AMP), "\n"; echo "Unicode: ", json_encode($a, JSON_UNESCAPED_UNICODE), "\n"; echo "All: ", json_encode($a, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP | JSON_UNESCAPED_UNICODE), "\n\n";

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)
8.3.110.0120.00420.94
8.3.100.0060.00316.47
8.3.90.0110.00426.77
8.3.80.0040.00717.97
8.3.70.0130.00918.43
8.3.60.0140.00718.06
8.3.50.0150.00721.92
8.3.40.0090.00618.67
8.3.30.0070.00719.01
8.3.20.0000.00720.04
8.3.10.0000.00818.48
8.3.00.0080.00019.25
8.2.230.0040.00422.58
8.2.220.0080.00024.06
8.2.210.0040.01126.77
8.2.200.0040.00818.54
8.2.190.0040.01116.58
8.2.180.0100.00618.41
8.2.170.0040.01122.96
8.2.160.0100.00320.35
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00819.54
8.2.110.0030.00620.44
8.2.100.0060.00618.03
8.2.90.0050.00518.03
8.2.80.0030.00519.23
8.2.70.0090.00017.63
8.2.60.0000.00817.93
8.2.50.0070.00318.07
8.2.40.0030.00619.93
8.2.30.0040.00417.97
8.2.20.0080.00017.62
8.2.10.0040.00417.86
8.2.00.0000.00717.66
8.1.290.0030.00730.84
8.1.280.0170.00325.92
8.1.270.0060.01320.73
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00322.48
8.1.230.0030.00920.97
8.1.220.0000.00817.74
8.1.210.0040.00418.91
8.1.200.0030.00617.10
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0000.00918.77
8.1.160.0000.00718.82
8.1.150.0000.00718.70
8.1.140.0000.00717.41
8.1.130.0000.00817.86
8.1.120.0040.00417.41
8.1.110.0000.00717.32
8.1.100.0070.00017.29
8.1.90.0030.00317.26
8.1.80.0030.00517.39
8.1.70.0000.00817.32
8.1.60.0000.00817.38
8.1.50.0030.00617.43
8.1.40.0070.00417.47
8.1.30.0030.00517.49
8.1.20.0040.00417.48
8.1.10.0030.00517.43
8.1.00.0050.00217.39
8.0.300.0050.00319.98
8.0.290.0000.00716.75
8.0.280.0030.00518.34
8.0.270.0030.00317.16
8.0.260.0000.00617.25
8.0.250.0020.00516.84
8.0.240.0000.00716.87
8.0.230.0080.00016.88
8.0.220.0070.00016.78
8.0.210.0020.00516.78
8.0.200.0070.00016.78
8.0.190.0060.00316.88
8.0.180.0030.00316.86
8.0.170.0000.00816.83
8.0.160.0000.00716.75
8.0.150.0000.00716.82
8.0.140.0000.00916.78
8.0.130.0000.00613.32
8.0.120.0040.00416.67
8.0.110.0040.00416.69
8.0.100.0040.00416.84
8.0.90.0040.00416.79
8.0.80.0120.00616.87
8.0.70.0070.00016.60
8.0.60.0040.00416.70
8.0.50.0000.00716.68
8.0.30.0100.01016.93
8.0.20.0120.00617.21
8.0.10.0080.01216.91
8.0.00.0100.01116.83
7.4.330.0000.00515.02
7.4.320.0030.00316.43
7.4.300.0060.00016.53
7.4.290.0030.00316.58
7.4.280.0030.00516.35
7.4.270.0000.00716.36
7.4.260.0040.00716.55
7.4.250.0050.00216.38
7.4.240.0020.00516.40
7.4.230.0000.00616.36
7.4.220.0180.00016.55
7.4.210.0070.01316.54
7.4.200.0000.00716.62
7.4.160.0050.01316.56
7.4.150.0110.00917.01
7.4.140.0120.00717.38
7.4.130.0120.00716.39
7.4.120.0080.01216.46
7.4.110.0120.00916.34
7.4.100.0130.00716.46
7.4.90.0110.00716.36
7.4.80.0100.00817.86
7.4.70.0110.01216.41
7.4.60.0140.00616.47
7.4.50.0090.00616.30
7.4.40.0090.01016.37
7.4.30.0110.01116.46
7.4.20.0130.00816.40
7.4.10.0080.01216.32
7.4.00.0070.01015.67
7.3.330.0060.00013.02
7.3.320.0030.00312.95
7.3.310.0070.00016.21
7.3.300.0030.00316.14
7.3.290.0080.00916.14
7.3.280.0110.00616.13
7.3.270.0120.00616.74
7.3.260.0100.00816.13
7.3.250.0050.01316.29
7.3.240.0120.00716.21
7.3.230.0130.00716.28
7.3.220.0070.01116.05
7.3.210.0090.00916.20
7.3.200.0080.01217.69
7.3.190.0120.00916.16
7.3.180.0120.00516.26
7.3.170.0120.00516.21
7.3.160.0080.01116.12
7.3.150.0170.00716.11
7.3.140.0090.00916.04
7.3.130.0110.00716.16
7.3.120.0120.00616.03
7.3.110.0080.00815.32
7.3.100.0070.01315.44
7.3.90.0110.00815.43
7.3.80.0060.01515.25
7.3.70.0090.01315.44
7.3.60.0130.00815.46
7.3.50.0110.01215.38
7.3.40.0130.00915.40
7.3.30.0160.00615.49
7.3.20.0110.01315.51
7.3.10.0060.01415.46
7.3.00.0070.01115.49
7.2.340.0220.01016.15
7.2.330.0120.01016.35
7.2.320.0190.00716.31
7.2.310.0190.00716.29
7.2.300.0140.01016.52
7.2.290.0120.01316.41
7.2.280.0230.00316.30
7.2.270.0200.00716.23
7.2.260.0210.00816.20
7.2.250.0180.00916.15
7.2.240.0110.01215.69
7.2.230.0130.01215.50
7.2.220.0160.00815.54
7.2.210.0190.00915.54
7.2.200.0140.01215.58
7.2.190.0110.01615.65
7.2.180.0150.01315.59
7.2.170.0180.00915.65
7.2.160.0140.01115.49
7.2.150.0170.01215.73
7.2.140.0150.00715.59
7.2.130.0140.00915.77
7.2.120.0180.00615.74
7.2.110.0200.00715.80
7.2.100.0360.00615.80
7.2.90.0210.01015.69
7.2.80.0180.01315.75
7.2.70.0200.01115.74
7.2.60.0170.00716.04
7.2.50.0180.00615.62
7.2.40.0160.01215.65
7.2.30.0160.00715.64
7.2.20.0110.01415.79
7.2.10.0160.00815.75
7.2.00.0100.01117.14
7.1.330.0160.00914.72
7.1.320.0240.00714.76
7.1.310.0100.01714.59
7.1.300.0130.01314.69
7.1.290.0210.00614.65
7.1.280.0110.01614.68
7.1.270.0200.00814.67
7.1.260.0140.00714.69
7.1.250.0120.00814.70
7.1.240.0130.00914.57
7.1.230.0130.00914.53
7.1.220.0150.00814.70
7.1.210.0160.00914.66
7.1.200.0120.01115.00
7.1.190.0140.01214.61
7.1.180.0180.00714.62
7.1.170.0180.00814.53
7.1.160.0120.01314.67
7.1.150.0200.01114.52
7.1.140.0210.00114.70
7.1.130.0160.01014.56
7.1.120.0150.00715.15
7.1.110.0090.01415.12
7.1.100.0080.01115.71
7.1.90.0150.01015.22
7.1.80.0120.00915.14
7.1.70.0110.00815.38
7.1.60.0180.01020.44
7.1.50.0130.01419.76
7.1.40.0170.00820.60
7.1.30.0120.01420.70
7.1.20.0160.01120.60
7.1.10.0100.01014.59
7.1.00.0250.02816.56
7.0.330.0130.00914.34
7.0.320.0150.00314.21
7.0.310.0220.00714.23
7.0.300.0160.00514.33
7.0.290.0090.01014.25
7.0.280.0140.00814.22
7.0.270.0110.01114.31
7.0.260.0150.00915.06
7.0.250.0170.00814.91
7.0.240.0110.00814.86
7.0.230.0110.01114.91
7.0.220.0160.00414.89
7.0.210.0050.01414.47
7.0.200.0100.00814.97
7.0.190.0100.00914.57
7.0.180.0100.00914.28
7.0.170.0140.00514.45
7.0.160.0130.00814.20
7.0.150.0120.01114.25
7.0.140.0070.02616.22
7.0.130.0130.00914.53
7.0.120.0160.00514.49
7.0.110.0150.00414.30
7.0.100.0110.00714.36
7.0.90.0200.02015.75
7.0.80.0270.02615.80
7.0.70.0240.02415.75
7.0.60.0240.02115.67
7.0.50.0220.01815.88
7.0.40.0130.01615.76
7.0.30.0130.02515.81
7.0.20.0110.02815.88
7.0.10.0090.02915.88
7.0.00.0150.02715.82
5.6.400.0130.00914.94
5.6.390.0120.01114.82
5.6.380.0120.01014.95
5.6.370.0180.00814.88
5.6.360.0140.01215.11
5.6.350.0130.00914.93
5.6.340.0110.01015.05
5.6.330.0090.01214.91
5.6.320.0140.00915.05
5.6.310.0150.01114.98
5.6.300.0110.02516.77
5.6.290.0190.02016.90
5.6.280.0080.03718.04
5.6.270.0130.02316.98
5.6.260.0110.02516.92
5.6.250.0140.02216.88
5.6.240.0110.03517.85
5.6.230.0100.04117.86
5.6.220.0170.03617.88
5.6.210.0100.04517.73
5.6.200.0160.03217.98
5.6.190.0080.04017.90
5.6.180.0140.04217.93
5.6.170.0060.03717.94
5.6.160.0110.04217.94
5.6.150.0120.03818.00
5.6.140.0150.03617.93
5.6.130.0110.04117.98
5.6.120.0170.02717.94
5.6.110.0110.03117.79
5.6.100.0100.03317.86
5.6.90.0090.03317.91
5.6.80.0090.04017.60
5.6.70.0090.02917.68
5.6.60.0070.03917.59
5.6.50.0080.03117.65
5.6.40.0070.04217.61
5.6.30.0120.02717.55
5.6.20.0100.03117.54
5.6.10.0070.03017.70
5.6.00.0090.02917.51
5.5.380.0110.04117.03
5.5.370.0090.03917.01
5.5.360.0130.04216.87
5.5.350.0160.03216.90
5.5.340.0130.03617.18
5.5.330.0110.03817.12
5.5.320.0110.04017.18
5.5.310.0120.04017.08
5.5.300.0100.03117.07
5.5.290.0160.03617.14
5.5.280.0110.03316.98
5.5.270.0110.03717.02
5.5.260.0090.03517.00
5.5.250.0120.02917.12
5.5.240.0100.03016.80
5.5.230.0110.03816.85
5.5.220.0090.03716.81
5.5.210.0100.02616.79
5.5.200.0100.02716.77
5.5.190.0120.02616.72
5.5.180.0120.02916.73
5.5.170.0130.00614.87
5.5.160.0080.03116.80
5.5.150.0100.02816.79
5.5.140.0080.02816.76
5.5.130.0120.03716.74
5.5.120.0090.03716.79
5.5.110.0080.02716.69
5.5.100.0080.03016.78
5.5.90.0130.03116.85
5.5.80.0120.02716.65
5.5.70.0080.03116.80
5.5.60.0060.03416.60
5.5.50.0090.03016.67
5.5.40.0080.03316.84
5.5.30.0120.03016.78
5.5.20.0100.03216.73
5.5.10.0100.03316.62
5.5.00.0140.02916.75
5.4.450.0060.03116.05
5.4.440.0160.02816.05
5.4.430.0120.02516.10
5.4.420.0090.03415.99
5.4.410.0110.03116.02
5.4.400.0100.02915.89
5.4.390.0150.03615.84
5.4.380.0080.03015.87
5.4.370.0100.02515.81
5.4.360.0110.03116.00
5.4.350.0100.02515.94
5.4.340.0110.02715.90
5.4.330.0110.00512.87
5.4.320.0080.04115.90
5.4.310.0110.03015.85
5.4.300.0120.02215.92
5.4.290.0130.02915.91
5.4.280.0130.02315.91
5.4.270.0090.02915.94
5.4.260.0080.02715.90
5.4.250.0070.02715.86
5.4.240.0130.03915.84
5.4.230.0090.03115.90
5.4.220.0080.03315.83
5.4.210.0110.03015.86
5.4.200.0110.02915.90
5.4.190.0130.02915.86
5.4.180.0100.03115.87
5.4.170.0050.03315.92
5.4.160.0110.03015.88
5.4.150.0090.02815.83
5.4.140.0140.02314.60
5.4.130.0100.02614.57
5.4.120.0110.03514.59
5.4.110.0100.03414.56
5.4.100.0140.03114.60
5.4.90.0110.03214.57
5.4.80.0090.03014.55
5.4.70.0090.03414.58
5.4.60.0080.03614.59
5.4.50.0090.03614.61
5.4.40.0090.03714.60
5.4.30.0070.03614.59
5.4.20.0110.03514.66
5.4.10.0100.03714.58
5.4.00.0090.03814.31

preferences:
61.62 ms | 403 KiB | 5 Q