3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(json_encode('test'));

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)
8.3.40.0100.00718.68
8.3.30.0040.01418.98
8.3.20.0080.00020.18
8.3.10.0070.00023.48
8.3.00.0100.00017.38
8.2.170.0150.00622.96
8.2.160.0130.00320.44
8.2.150.0100.00724.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00421.90
8.2.110.0030.00720.38
8.2.100.0040.00817.97
8.2.90.0000.00819.14
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0000.00717.80
8.2.50.0000.00818.07
8.2.40.0070.00018.03
8.2.30.0040.00417.80
8.2.20.0080.00017.42
8.2.10.0020.00518.05
8.2.00.0040.00417.55
8.1.270.0040.00424.02
8.1.260.0070.00026.35
8.1.250.0090.00028.09
8.1.240.0030.00623.84
8.1.230.0040.00719.22
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0070.00317.13
8.1.190.0030.00617.10
8.1.180.0000.00818.10
8.1.170.0030.00618.47
8.1.160.0040.00421.85
8.1.150.0040.00418.75
8.1.140.0040.00417.32
8.1.130.0070.00017.66
8.1.120.0030.00317.28
8.1.110.0030.00617.35
8.1.100.0040.00417.34
8.1.90.0040.00417.34
8.1.80.0080.00017.30
8.1.70.0030.00317.16
8.1.60.0040.00417.43
8.1.50.0000.00817.37
8.1.40.0040.00417.41
8.1.30.0040.00417.47
8.1.20.0060.00317.55
8.1.10.0000.00817.25
8.1.00.0040.00417.24
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.18
8.0.270.0070.00016.64
8.0.260.0030.00317.13
8.0.250.0000.00716.80
8.0.240.0030.00316.86
8.0.230.0030.00316.80
8.0.220.0090.00016.77
8.0.210.0030.00316.74
8.0.200.0030.00316.65
8.0.190.0040.00416.87
8.0.180.0040.00416.76
8.0.170.0020.00516.79
8.0.160.0040.00416.77
8.0.150.0070.00016.65
8.0.140.0000.00816.71
8.0.130.0030.00313.14
8.0.120.0040.00416.71
8.0.110.0030.00316.74
8.0.100.0000.00716.82
8.0.90.0030.00316.62
8.0.80.0090.00616.68
8.0.70.0000.00716.79
8.0.60.0000.00816.58
8.0.50.0040.00416.60
8.0.30.0100.00916.76
8.0.20.0140.00717.40
8.0.10.0030.00316.70
8.0.00.0110.00616.62
7.4.330.0050.00015.00
7.4.320.0070.00016.36
7.4.300.0040.00416.35
7.4.290.0030.00316.28
7.4.280.0040.00716.46
7.4.270.0060.00016.45
7.4.260.0050.00216.42
7.4.250.0000.00716.42
7.4.240.0000.00716.43
7.4.230.0070.00016.17
7.4.220.0100.00716.38
7.4.210.0040.01116.33
7.4.200.0000.00816.34
7.4.160.0130.00316.36
7.4.150.0130.01017.40
7.4.140.0100.00817.86
7.4.130.0080.00916.32
7.4.120.0080.01016.33
7.4.110.0160.00616.27
7.4.100.0110.00616.25
7.4.90.0090.01216.30
7.4.80.0060.01219.39
7.4.70.0090.01216.29
7.4.60.0060.01116.33
7.4.50.0000.00816.43
7.4.40.0040.01816.36
7.4.30.0100.00616.22
7.4.00.0090.00514.78
7.3.330.0060.00013.02
7.3.320.0060.00012.97
7.3.310.0030.00316.11
7.3.300.0030.00315.96
7.3.290.0040.01516.15
7.3.280.0060.01216.13
7.3.270.0130.01117.40
7.3.260.0100.00716.45
7.3.250.0080.01016.22
7.3.240.0060.01016.44
7.3.230.0060.01016.39
7.3.210.0030.01416.39
7.3.200.0180.00419.39
7.3.190.0070.01116.06
7.3.180.0080.00816.30
7.3.170.0060.01316.27
7.3.160.0150.00716.24
7.3.120.0070.01114.38
7.3.110.0040.01214.44
7.3.100.0070.00714.86
7.3.90.0040.00814.81
7.3.80.0130.00314.91
7.3.70.0040.01414.80
7.3.60.0090.00614.55
7.3.50.0090.00614.61
7.3.40.0030.01414.48
7.3.30.0030.01014.44
7.3.20.0040.01116.55
7.3.10.0000.01316.53
7.3.00.0130.00316.30
7.2.330.0130.01016.29
7.2.320.0110.00716.45
7.2.310.0110.00816.34
7.2.300.0060.01016.45
7.2.290.0140.00316.39
7.2.250.0060.01214.90
7.2.240.0030.01514.79
7.2.230.0000.01614.85
7.2.220.0070.00714.94
7.2.210.0070.00714.53
7.2.200.0030.01014.66
7.2.190.0070.00714.75
7.2.180.0030.01414.88
7.2.170.0070.00714.66
7.2.160.0000.01214.68
7.2.150.0030.01016.28
7.2.140.0090.00616.42
7.2.130.0090.00916.75
7.2.120.0040.00816.72
7.2.110.0060.01016.54
7.2.100.0000.01516.54
7.2.90.0090.00316.86
7.2.80.0030.01016.69
7.2.70.0090.01216.46
7.2.60.0060.00916.76
7.2.50.0030.00616.86
7.2.40.0040.01116.81
7.2.30.0030.01316.71
7.2.20.0110.00016.60
7.2.10.0080.00416.77
7.2.00.0130.00717.89
7.1.330.0000.01515.67
7.1.320.0060.00915.49
7.1.310.0030.01115.63
7.1.300.0070.00715.83
7.1.290.0070.00715.46
7.1.280.0080.00415.69
7.1.270.0070.01115.63
7.1.260.0090.00615.77
7.1.250.0040.00715.68
7.1.240.0060.00315.89
7.1.230.0090.00615.70
7.1.220.0000.01415.59
7.1.210.0090.00315.43
7.1.200.0030.01015.64
7.1.190.0030.01015.64
7.1.180.0070.01315.77
7.1.170.0040.00715.79
7.1.160.0030.00715.42
7.1.150.0030.01315.58
7.1.140.0040.00715.66
7.1.130.0080.00815.55
7.1.120.0030.01015.77
7.1.110.0080.00415.75
7.1.100.0010.01016.88
7.1.90.0090.00615.84
7.1.80.0090.00415.60
7.1.70.0070.00316.38
7.1.60.0060.01217.43
7.1.50.0070.01016.10
7.1.40.0090.00615.71
7.1.30.0000.01515.49
7.1.20.0070.00715.67
7.1.10.0030.00615.73
7.1.00.0040.04119.07
7.0.330.0080.00415.09
7.0.320.0030.00915.13
7.0.310.0140.00015.25
7.0.300.0030.00915.43
7.0.290.0000.01414.88
7.0.280.0140.00315.22
7.0.270.0000.00915.48
7.0.260.0110.00314.99
7.0.250.0040.00415.32
7.0.240.0080.00415.41
7.0.230.0000.01215.29
7.0.220.0090.00015.49
7.0.210.0030.01015.35
7.0.200.0000.01015.84
7.0.190.0040.00815.35
7.0.180.0060.00915.06
7.0.170.0040.01115.04
7.0.160.0030.01015.44
7.0.150.0030.00615.26
7.0.140.0080.03518.89
7.0.130.0070.00415.11
7.0.120.0080.00015.23
7.0.110.0070.00715.34
7.0.100.0090.00915.18
7.0.90.0370.04317.61
7.0.80.0320.04317.55
7.0.70.0340.04217.56
7.0.60.0400.04017.56
7.0.50.0390.02017.65
7.0.40.0070.04016.71
7.0.30.0060.04616.80
7.0.20.0140.04216.69
7.0.10.0040.03716.71
7.0.00.0070.04216.76
5.6.400.0090.00614.25
5.6.390.0050.00514.37
5.6.380.0070.00714.00
5.6.370.0060.01014.34
5.6.360.0000.01214.05
5.6.350.0120.00014.02
5.6.340.0090.00613.93
5.6.330.0100.00613.89
5.6.320.0100.00014.01
5.6.310.0040.01114.18
5.6.300.0070.00714.20
5.6.290.0080.00714.25
5.6.280.0060.00614.05
5.6.270.0100.00314.04
5.6.260.0000.00914.31
5.6.250.0070.01014.24
5.6.240.0060.04717.38
5.6.230.0110.04117.30
5.6.220.0080.04517.30
5.6.210.0020.03717.10
5.6.200.0070.04617.56
5.6.190.0070.03517.66
5.6.180.0100.04117.64
5.6.170.0080.04217.59
5.6.160.0100.04017.54
5.6.150.0020.03517.56
5.6.140.0050.03917.52
5.6.130.0100.02817.51
5.6.120.0080.02617.64
5.6.110.0030.04117.39
5.6.100.0120.04217.62
5.6.90.0070.03217.47
5.6.80.0030.03717.31
5.6.70.0030.03017.35
5.6.60.0100.03717.18
5.6.50.0130.03717.03
5.6.40.0050.04717.34
5.6.30.0080.04117.20
5.6.20.0090.03517.18
5.6.10.0040.04517.33
5.6.00.0080.04017.21
5.5.380.0130.04117.22
5.5.370.0040.02417.23
5.5.360.0100.04317.30
5.5.350.0050.04817.09
5.5.340.0050.02817.34
5.5.330.0060.04517.43
5.5.320.0100.04317.48
5.5.310.0080.04017.43
5.5.300.0020.02917.38
5.5.290.0080.02317.29
5.5.280.0060.04117.42
5.5.270.0100.02517.56
5.5.260.0120.03717.37
5.5.250.0120.03717.27
5.5.240.0080.03317.04
5.5.230.0120.03716.98
5.5.220.0110.03817.01
5.5.210.0050.04217.19
5.5.200.0060.04516.93
5.5.190.0100.03417.09
5.5.180.0120.03817.04
5.5.170.0000.01413.93
5.5.160.0050.03916.88
5.5.150.0080.04017.03
5.5.140.0060.03017.19
5.5.130.0070.02516.99
5.5.120.0070.04517.17
5.5.110.0050.04917.05
5.5.100.0070.02516.94
5.5.90.0080.03516.97
5.5.80.0050.03316.84
5.5.70.0100.03917.03
5.5.60.0100.03716.99
5.5.50.0050.02516.98
5.5.40.0050.04017.07
5.5.30.0050.03116.96
5.5.20.0080.03916.89
5.5.10.0060.04016.88
5.5.00.0070.04217.03
5.4.450.0010.04314.99
5.4.440.0050.03815.08
5.4.430.0080.04014.96
5.4.420.0080.04215.13
5.4.410.0030.04215.05
5.4.400.0050.03314.78
5.4.390.0040.04414.88
5.4.380.0070.04214.90
5.4.370.0050.03714.87
5.4.360.0060.04314.79
5.4.350.0080.03514.84
5.4.340.0060.04314.93
5.4.330.0090.00310.67
5.4.320.0020.02914.94
5.4.310.0060.04014.85
5.4.300.0100.03814.88
5.4.290.0030.02814.84
5.4.280.0050.04314.92
5.4.270.0050.02714.86
5.4.260.0110.03214.88
5.4.250.0040.04314.72
5.4.240.0050.03214.72
5.4.230.0100.03314.96
5.4.220.0060.04114.88
5.4.210.0100.03214.79
5.4.200.0070.03314.72
5.4.190.0080.03814.90
5.4.180.0030.03314.86
5.4.170.0080.02314.93
5.4.160.0050.03514.86
5.4.150.0070.04014.91
5.4.140.0030.04313.54
5.4.130.0050.04013.51
5.4.120.0060.02513.53
5.4.110.0070.03713.58
5.4.100.0060.03913.31
5.4.90.0050.04013.61
5.4.80.0070.04013.49
5.4.70.0050.03213.47
5.4.60.0050.03713.60
5.4.50.0040.03913.38
5.4.40.0050.02913.60
5.4.30.0110.01913.56
5.4.20.0030.03713.52
5.4.10.0030.02613.53
5.4.00.0030.02313.21
5.3.290.0100.07014.66
5.3.280.0030.08314.58
5.3.270.0130.07014.54
5.3.260.0070.06714.45
5.3.250.0130.03314.58
5.3.240.0030.08014.58
5.3.230.0070.08014.58
5.3.220.0130.07014.50
5.3.210.0070.07714.54
5.3.200.0000.08314.41
5.3.190.0130.07014.40
5.3.180.0000.05314.52
5.3.170.0100.07014.42
5.3.160.0130.06714.52
5.3.150.0030.05714.39
5.3.140.0070.07314.36
5.3.130.0030.05014.48
5.3.120.0070.07714.36
5.3.110.0070.06714.50
5.3.100.0130.06314.04
5.3.90.0070.07714.01
5.3.80.0100.06713.98
5.3.70.0070.04013.97
5.3.60.0030.05713.97
5.3.50.0070.04713.79
5.3.40.0100.07313.88
5.3.30.0070.07713.66
5.3.20.0000.07713.64
5.3.10.0100.06713.59
5.3.00.0030.07313.49
5.2.170.0030.04311.13
5.2.160.0200.04011.12
5.2.150.0030.06311.17
5.2.140.0130.03710.96
5.2.130.0030.04011.16
5.2.120.0070.06011.09
5.2.110.0030.05010.89
5.2.100.0070.05711.09
5.2.90.0100.05310.93
5.2.80.0030.06010.90
5.2.70.0070.06011.14
5.2.60.0070.06010.89
5.2.50.0030.03711.07
5.2.40.0030.04310.82
5.2.30.0170.03710.96
5.2.20.0170.05310.88
5.2.10.0030.06310.86
5.2.00.0130.05310.57
5.1.60.0070.02710.02
5.1.50.0030.03010.04
5.1.40.0000.0579.98
5.1.30.0170.04310.39
5.1.20.0030.03010.36
5.1.10.0030.02310.14
5.1.00.0030.03010.13
5.0.50.0030.0238.42
5.0.40.0030.0438.40
5.0.30.0100.0438.20
5.0.20.0070.0178.27
5.0.10.0070.0378.17
5.0.00.0030.0538.20
4.4.90.0030.0207.33
4.4.80.0070.0337.33
4.4.70.0030.0377.33
4.4.60.0000.0377.33
4.4.50.0000.0277.33
4.4.40.0000.0577.33
4.4.30.0030.0377.33
4.4.20.0000.0177.33
4.4.10.0030.0307.33
4.4.00.0000.0507.33
4.3.110.0070.0307.33
4.3.100.0030.0377.33
4.3.90.0030.0337.33
4.3.80.0030.0277.33
4.3.70.0070.0277.33
4.3.60.0100.0237.33
4.3.50.0030.0377.33
4.3.40.0000.0537.33
4.3.30.0000.0177.33
4.3.20.0030.0307.33
4.3.10.0000.0337.33
4.3.00.0000.0277.33

preferences:
42.05 ms | 400 KiB | 5 Q