3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_decode(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)
8.3.40.0140.00318.54
8.3.30.0070.01018.97
8.3.20.0050.00220.16
8.3.10.0040.00421.77
8.3.00.0040.00419.38
8.2.170.0120.00922.96
8.2.160.0000.01420.33
8.2.150.0050.00324.18
8.2.140.0050.00524.66
8.2.130.0080.00026.16
8.2.120.0050.00319.36
8.2.110.0030.00621.05
8.2.100.0090.00317.63
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0080.00019.95
8.2.30.0000.00817.94
8.2.20.0000.00817.61
8.2.10.0070.00017.93
8.2.00.0040.00417.51
8.1.270.0040.00420.20
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0060.00317.64
8.1.230.0060.00617.52
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0090.00017.22
8.1.190.0000.00817.11
8.1.180.0000.00818.10
8.1.170.0000.00820.25
8.1.160.0040.00421.95
8.1.150.0070.00018.86
8.1.140.0070.00017.27
8.1.130.0000.00717.80
8.1.120.0070.00017.38
8.1.110.0030.00317.26
8.1.100.0000.00717.37
8.1.90.0040.00417.36
8.1.80.0000.00717.30
8.1.70.0060.00317.30
8.1.60.0050.00317.31
8.1.50.0080.00017.23
8.1.40.0000.00917.36
8.1.30.0060.00317.41
8.1.20.0040.00417.47
8.1.10.0070.00417.35
8.1.00.0040.00817.30
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.48
8.0.270.0000.00717.22
8.0.260.0000.00617.06
8.0.250.0070.00016.89
8.0.240.0070.00316.87
8.0.230.0040.00416.72
8.0.220.0000.00716.69
8.0.210.0000.00716.79
8.0.200.0030.00316.83
8.0.190.0000.00716.82
8.0.180.0040.00416.86
8.0.170.0000.00816.81
8.0.160.0070.00016.85
8.0.150.0000.00716.80
8.0.140.0000.00716.68
8.0.130.0070.00013.19
8.0.120.0040.00416.75
8.0.110.0000.00816.74
8.0.100.0000.00716.69
8.0.90.0000.00716.68
8.0.80.0070.01416.80
8.0.70.0000.00916.65
8.0.60.0040.00416.81
8.0.50.0000.00716.75
8.0.30.0080.01116.87
8.0.20.0130.00617.40
8.0.10.0030.00516.86
8.0.00.0120.00516.68
7.4.330.0000.00515.03
7.4.320.0000.00616.43
7.4.300.0030.00316.36
7.4.290.0070.00016.41
7.4.280.0050.00216.43
7.4.270.0070.00016.46
7.4.260.0030.00316.34
7.4.250.0000.00716.24
7.4.240.0020.00516.42
7.4.230.0030.00316.16
7.4.220.0090.00916.50
7.4.210.0040.01116.48
7.4.200.0070.00016.46
7.4.160.0160.00016.32
7.4.150.0060.01217.40
7.4.140.0110.01317.86
7.4.130.0090.00716.34
7.4.120.0110.00516.34
7.4.110.0110.01116.33
7.4.100.0140.01016.20
7.4.90.0090.00916.24
7.4.80.0150.00419.39
7.4.70.0170.00016.40
7.4.60.0120.00916.25
7.4.50.0060.00016.39
7.4.40.0030.01216.29
7.4.30.0100.01316.51
7.4.00.0070.00914.90
7.3.330.0050.00013.04
7.3.320.0090.00512.88
7.3.310.0070.00015.97
7.3.300.0000.00716.11
7.3.290.0040.01116.14
7.3.280.0090.00716.13
7.3.270.0100.00717.40
7.3.260.0170.00416.18
7.3.250.0070.00916.18
7.3.240.0100.00616.38
7.3.230.0100.00716.46
7.3.210.0110.00716.02
7.3.200.0070.01019.39
7.3.190.0100.00616.18
7.3.180.0080.00816.43
7.3.170.0060.01616.29
7.3.160.0120.00316.20
7.3.120.0070.01014.54
7.3.110.0100.00614.65
7.3.100.0030.01114.74
7.3.90.0050.00814.73
7.3.80.0070.00614.79
7.3.70.0040.00914.58
7.3.60.0040.00614.60
7.3.50.0090.00514.64
7.3.40.0070.00714.64
7.3.30.0090.00514.64
7.3.20.0060.00616.52
7.3.10.0060.00616.48
7.3.00.0060.00716.52
7.2.330.0000.01716.44
7.2.320.0100.00716.48
7.2.310.0090.00616.22
7.2.300.0090.00916.56
7.2.290.0130.01316.62
7.2.250.0070.01214.91
7.2.240.0080.00914.92
7.2.230.0080.00714.88
7.2.220.0050.00814.84
7.2.210.0020.00814.82
7.2.200.0090.00314.88
7.2.190.0060.00914.72
7.2.180.0050.01114.91
7.2.170.0060.00914.84
7.2.160.0090.00415.00
7.2.150.0050.00816.68
7.2.140.0050.00916.74
7.2.130.0070.00916.68
7.2.120.0060.00716.70
7.2.110.0060.00916.75
7.2.100.0050.00816.74
7.2.90.0060.00816.70
7.2.80.0060.00716.69
7.2.70.0060.00816.77
7.2.60.0060.00916.88
7.2.50.0070.00716.92
7.2.40.0080.00616.71
7.2.30.0070.00816.74
7.2.20.0060.00916.59
7.2.10.0090.00716.85
7.2.00.0070.00717.29
7.1.330.0030.01115.54
7.1.320.0040.00815.68
7.1.310.0080.00615.71
7.1.300.0050.00715.54
7.1.290.0040.00815.64
7.1.280.0050.00715.64
7.1.270.0070.00315.51
7.1.260.0050.00815.53
7.1.250.0040.00815.50
7.1.240.0070.00515.68
7.1.230.0060.00415.57
7.1.220.0100.00715.58
7.1.210.0030.00915.74
7.1.200.0020.01015.63
7.1.190.0080.00615.75
7.1.180.0060.00615.48
7.1.170.0050.00715.57
7.1.160.0070.00915.75
7.1.150.0020.01115.44
7.1.140.0130.00315.50
7.1.130.0040.01115.74
7.1.120.0040.00815.60
7.1.110.0050.00615.63
7.1.100.0070.00716.28
7.1.90.0070.00815.66
7.1.80.0030.01215.55
7.1.70.0050.00716.18
7.1.60.0100.00416.94
7.1.50.0090.00722.13
7.1.40.0040.00915.62
7.1.30.0050.00615.45
7.1.20.0030.00815.68
7.1.10.0060.00815.75
7.1.00.0040.03817.89
7.0.330.0110.00415.16
7.0.320.0070.00815.08
7.0.310.0030.00815.34
7.0.300.0070.00715.15
7.0.290.0080.00615.26
7.0.280.0070.00415.22
7.0.270.0040.00915.22
7.0.260.0050.00815.32
7.0.250.0050.00715.35
7.0.240.0050.00615.31
7.0.230.0050.00714.98
7.0.220.0060.01015.31
7.0.210.0050.00915.25
7.0.200.0070.00514.98
7.0.190.0000.01415.35
7.0.180.0080.00815.19
7.0.170.0060.00615.21
7.0.160.0020.01315.29
7.0.150.0070.00715.27
7.0.140.0030.03017.51
7.0.130.0030.00615.30
7.0.120.0030.00815.24
7.0.110.0070.00715.34
7.0.100.0050.00515.32
7.0.90.0080.03316.91
7.0.80.0080.03216.82
7.0.70.0070.02616.79
7.0.60.0060.02416.90
7.0.50.0060.02217.07
7.0.40.0060.02016.33
7.0.30.0100.01816.31
7.0.20.0080.02016.33
7.0.10.0070.01716.31
7.0.00.0110.01316.37
5.6.400.0060.01214.50
5.6.390.0050.00914.56
5.6.380.0080.00714.48
5.6.370.0080.00714.47
5.6.360.0020.01014.68
5.6.350.0030.01014.51
5.6.340.0070.00614.48
5.6.330.0080.00514.47
5.6.320.0020.01214.62
5.6.310.0040.01014.63
5.6.300.0050.00714.57
5.6.290.0080.00814.49
5.6.280.0070.02516.77
5.6.270.0080.00614.49
5.6.260.0070.00714.55
5.6.250.0070.00814.68
5.6.240.0120.02716.56
5.6.230.0070.01716.58
5.6.220.0070.03116.52
5.6.210.0060.02916.55
5.6.200.0030.02116.69
5.6.190.0050.02016.73
5.6.180.0080.01916.70
5.6.170.0070.02016.72
5.6.160.0080.01916.72
5.6.150.0060.01916.65
5.6.140.0080.01816.74
5.6.130.0100.01616.65
5.6.120.0060.03216.65
5.6.110.0090.02616.66
5.6.100.0120.02416.71
5.6.90.0090.02816.68
5.6.80.0070.02016.48
5.6.70.0030.02116.52
5.6.60.0080.03016.40
5.6.50.0050.02616.51
5.6.40.0030.02916.41
5.6.30.0080.02716.43
5.6.20.0050.02816.43
5.6.10.0060.02116.46
5.6.00.0080.03116.47
5.5.380.0030.02016.47
5.5.370.0070.02016.47
5.5.360.0040.03416.45
5.5.350.0060.03116.51
5.5.340.0080.01616.60
5.5.330.0050.03316.64
5.5.320.0050.02216.60
5.5.310.0050.01816.58
5.5.300.0040.02916.58
5.5.290.0120.01616.61
5.5.280.0080.03016.53
5.5.270.0070.01916.59
5.5.260.0060.03316.60
5.5.250.0080.02316.50
5.5.240.0010.02216.39
5.5.230.0060.03216.40
5.5.220.0060.03516.41
5.5.210.0060.03316.41
5.5.200.0060.02216.35
5.5.190.0050.01916.36
5.5.180.0060.03416.43
5.5.170.0080.00514.56
5.5.160.0080.02016.37
5.5.150.0070.01616.34
5.5.140.0040.02316.37
5.5.130.0110.01416.43
5.5.120.0070.03016.35
5.5.110.0060.02316.37
5.5.100.0040.02416.35
5.5.90.0110.01316.37
5.5.80.0020.02016.30
5.5.70.0030.02916.29
5.5.60.0030.03416.31
5.5.50.0050.02116.34
5.5.40.0060.01716.36
5.5.30.0050.02316.31
5.5.20.0090.02916.28
5.5.10.0110.02416.32
5.5.00.0030.02716.32
5.4.450.0040.01916.12
5.4.440.0060.02216.06
5.4.430.0040.02416.13
5.4.420.0080.02416.13
5.4.410.0090.02615.98
5.4.400.0060.02415.99
5.4.390.0050.02816.02
5.4.380.0050.03016.02
5.4.370.0040.02915.97
5.4.360.0100.02016.02
5.4.350.0060.02716.01
5.4.340.0080.02715.99
5.4.330.0040.00614.47
5.4.320.0060.02615.97
5.4.310.0040.02315.96
5.4.300.0050.01816.02
5.4.290.0020.02016.03
5.4.280.0030.02116.01
5.4.270.0040.02816.03
5.4.260.0060.02015.99
5.4.250.0070.02316.05
5.4.240.0080.02515.91
5.4.230.0050.01616.03
5.4.220.0060.01815.92
5.4.210.0020.02015.97
5.4.200.0040.01415.92
5.4.190.0050.01815.91
5.4.180.0050.01615.97
5.4.170.0020.03115.99
5.4.160.0040.02116.02
5.4.150.0090.02616.00
5.4.140.0050.02715.07
5.4.130.0030.02014.98
5.4.120.0030.02115.06
5.4.110.0050.02215.05
5.4.100.0090.02315.05
5.4.90.0040.01415.11
5.4.80.0060.01515.05
5.4.70.0070.01515.08
5.4.60.0100.01315.07
5.4.50.0040.02115.04
5.4.40.0030.03115.11
5.4.30.0100.02315.09
5.4.20.0040.02815.04
5.4.10.0090.02215.04
5.4.00.0070.02614.80
5.3.290.0130.05014.52
5.3.280.0170.06714.41
5.3.270.0100.06014.54
5.3.260.0000.08014.59
5.3.250.0030.07014.58
5.3.240.0030.05314.44
5.3.230.0030.08714.60
5.3.220.0070.07314.55
5.3.210.0030.07714.42
5.3.200.0100.05314.42
5.3.190.0000.06714.55
5.3.180.0030.07714.54
5.3.170.0030.06014.43
5.3.160.0100.03714.55
5.3.150.0070.07714.57
5.3.140.0100.05014.41
5.3.130.0070.04714.40
5.3.120.0170.03314.54
5.3.110.0070.07014.46
5.3.100.0070.08013.89
5.3.90.0030.06013.94
5.3.80.0070.05314.00
5.3.70.0030.06013.92
5.3.60.0070.07713.98
5.3.50.0130.06013.93
5.3.40.0000.06013.95
5.3.30.0070.07013.66
5.3.20.0030.07013.66
5.3.10.0070.04713.64
5.3.00.0030.07313.59
5.2.170.0000.03711.05
5.2.160.0100.03011.21
5.2.150.0070.03711.16
5.2.140.0000.03711.17
5.2.130.0030.06311.09
5.2.120.0070.05711.16
5.2.110.0070.05710.94
5.2.100.0070.06011.09
5.2.90.0130.03711.08
5.2.80.0030.06310.93
5.2.70.0170.04311.09
5.2.60.0070.03710.87
5.2.50.0030.06010.85
5.2.40.0070.05010.97
5.2.30.0100.04710.91
5.2.20.0030.04011.02
5.2.10.0030.04310.76
5.2.00.0030.03010.76
5.1.60.0070.02710.02
5.1.50.0030.0579.86
5.1.40.0000.0379.81
5.1.30.0070.04010.35
5.1.20.0030.05710.40
5.1.10.0030.03710.11
5.1.00.0030.02710.05
5.0.50.0030.0478.53
5.0.40.0000.0238.39
5.0.30.0030.0308.27
5.0.20.0100.0378.28
5.0.10.0070.0408.23
5.0.00.0030.0638.18
4.4.90.0000.0237.19
4.4.80.0000.0377.19
4.4.70.0100.0307.19
4.4.60.0070.0277.19
4.4.50.0000.0277.19
4.4.40.0030.0237.19
4.4.30.0000.0177.19
4.4.20.0000.0337.19
4.4.10.0030.0337.19
4.4.00.0100.0307.19
4.3.110.0030.0337.19
4.3.100.0000.0377.19
4.3.90.0030.0337.19
4.3.80.0070.0537.19
4.3.70.0000.0307.19
4.3.60.0000.0277.19
4.3.50.0030.0337.19
4.3.40.0070.0437.19
4.3.30.0000.0277.19
4.3.20.0000.0207.19
4.3.10.0070.0307.19
4.3.00.0000.0337.19

preferences:
46.66 ms | 400 KiB | 5 Q