3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "'string'\n"; json_decode("'string'"); var_dump(json_last_error(), json_last_error_msg()); echo "\n"; echo "100\n"; json_decode("100"); // int var_dump(json_last_error(), json_last_error_msg()); echo "\n"; echo "1.\n"; json_decode("1."); // float var_dump(json_last_error(), json_last_error_msg()); echo "\n"; echo "1.0\n"; json_decode("1.0"); // float var_dump(json_last_error(), json_last_error_msg()); echo "\n"; echo ".5\n"; json_decode(".5"); // float var_dump(json_last_error(), json_last_error_msg()); echo "\n"; echo "true\n"; json_decode("true"); // bool var_dump(json_last_error(), json_last_error_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)
8.3.60.0140.00316.38
8.3.50.0110.00818.07
8.3.40.0130.00318.55
8.3.30.0070.00718.67
8.3.20.0030.00520.33
8.3.10.0040.00423.64
8.3.00.0050.00319.85
8.2.180.0110.01118.15
8.2.170.0030.01022.96
8.2.160.0170.00020.22
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00621.00
8.2.120.0050.00326.35
8.2.110.0030.00721.18
8.2.100.0070.00417.91
8.2.90.0050.00319.14
8.2.80.0030.00617.97
8.2.70.0030.00517.63
8.2.60.0050.00317.79
8.2.50.0000.00918.10
8.2.40.0040.00422.15
8.2.30.0040.00420.52
8.2.20.0070.00017.62
8.2.10.0000.00717.93
8.2.00.0050.00217.84
8.1.280.0120.00325.92
8.1.270.0000.00820.28
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0050.00522.05
8.1.230.0090.00318.84
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0080.00016.98
8.1.180.0110.00018.10
8.1.170.0040.00418.59
8.1.160.0070.00020.63
8.1.150.0030.00618.72
8.1.140.0040.00419.33
8.1.130.0000.00717.58
8.1.120.0050.00217.24
8.1.110.0000.00717.25
8.1.100.0050.00317.34
8.1.90.0080.00017.32
8.1.80.0040.00417.23
8.1.70.0000.00717.18
8.1.60.0040.00417.36
8.1.50.0030.00617.44
8.1.40.0030.00617.30
8.1.30.0060.00317.60
8.1.20.0000.00817.54
8.1.10.0050.00217.50
8.1.00.0000.00717.27
8.0.300.0070.00018.77
8.0.290.0050.00316.61
8.0.280.0030.00318.32
8.0.270.0070.00017.19
8.0.260.0030.00317.11
8.0.250.0000.00716.80
8.0.240.0030.00316.82
8.0.230.0000.00916.84
8.0.220.0030.00316.65
8.0.210.0030.00316.73
8.0.200.0000.00616.75
8.0.190.0030.00516.77
8.0.180.0040.00416.80
8.0.170.0000.00816.80
8.0.160.0070.00016.86
8.0.150.0050.00216.78
8.0.140.0040.00416.71
8.0.130.0030.00313.16
8.0.120.0000.00716.73
8.0.110.0040.00416.77
8.0.100.0040.00416.83
8.0.90.0040.00316.74
8.0.80.0170.00316.79
8.0.70.0040.00416.88
8.0.60.0040.00416.77
8.0.50.0040.00416.62
8.0.30.0060.01217.09
8.0.20.0100.01217.40
8.0.10.0000.00716.78
8.0.00.0080.01116.61
7.4.330.0050.00016.67
7.4.320.0040.00416.45
7.4.300.0000.00716.46
7.4.290.0030.00316.38
7.4.280.0000.01116.42
7.4.270.0070.00016.40
7.4.260.0000.00716.38
7.4.250.0000.00716.48
7.4.240.0050.00216.35
7.4.230.0000.00716.50
7.4.220.0160.00316.32
7.4.210.0030.01016.42
7.4.200.0070.00016.19
7.4.160.0060.00916.47
7.4.150.0060.01217.40
7.4.140.0090.00917.86
7.4.130.0050.01216.31
7.4.120.0100.00716.35
7.4.110.0120.00916.34
7.4.100.0150.00416.53
7.4.90.0160.00316.45
7.4.80.0140.00419.39
7.4.70.0150.00616.39
7.4.60.0100.00616.28
7.4.50.0000.01716.46
7.4.40.0100.00716.21
7.4.30.0130.00716.59
7.4.00.0100.00514.70
7.3.330.0060.00012.90
7.3.320.0070.00013.13
7.3.310.0000.00716.21
7.3.300.0030.00316.19
7.3.290.0050.01016.12
7.3.280.0070.01016.11
7.3.270.0070.01417.40
7.3.260.0130.00416.30
7.3.250.0110.00916.22
7.3.240.0080.01116.32
7.3.230.0060.01216.39
7.3.210.0110.00416.36
7.3.200.0180.00316.51
7.3.190.0090.01316.27
7.3.180.0090.01216.25
7.3.170.0060.01216.27
7.3.160.0110.00416.25
7.3.120.0060.01214.60
7.3.110.0000.01114.82
7.3.100.0030.01314.75
7.3.90.0060.00914.51
7.3.80.0070.00714.79
7.3.70.0060.00914.52
7.3.60.0040.01114.52
7.3.50.0000.01814.45
7.3.40.0060.00614.48
7.3.30.0040.00714.67
7.3.20.0000.01416.63
7.3.10.0120.00316.61
7.3.00.0060.00716.52
7.2.330.0090.01016.63
7.2.320.0130.01016.23
7.2.310.0070.01116.44
7.2.300.0100.00716.43
7.2.290.0070.01016.42
7.2.250.0090.00614.64
7.2.240.0030.01715.02
7.2.230.0000.01214.94
7.2.220.0060.00614.36
7.2.210.0040.01414.87
7.2.200.0030.01414.89
7.2.190.0060.00614.71
7.2.180.0060.00914.72
7.2.170.0000.01314.66
7.2.130.0080.00016.51
7.2.120.0030.01016.85
7.2.110.0090.00316.79
7.2.100.0040.00716.69
7.2.90.0030.00916.62
7.2.80.0080.00416.55
7.2.70.0030.00616.59
7.2.60.0030.01016.64
7.2.50.0060.00316.76
7.2.40.0120.00316.40
7.2.30.0130.00616.78
7.2.20.0040.00716.51
7.2.10.0170.00316.79
7.2.00.0040.01217.55
7.1.330.0100.00315.41
7.1.320.0060.00615.68
7.1.310.0030.01015.35
7.1.300.0000.01215.40
7.1.290.0070.00715.40
7.1.280.0030.00715.58
7.1.270.0080.00415.69
7.1.260.0030.01015.63
7.1.250.0080.00815.45
7.1.240.0060.00615.66
7.1.230.0100.00015.29
7.1.220.0090.00615.48
7.1.210.0040.00815.70
7.1.200.0070.00515.52
7.1.190.0000.01615.59
7.1.180.0060.01015.34
7.1.170.0120.00015.70
7.1.160.0000.01015.75
7.1.150.0000.01015.49
7.1.140.0030.01415.45
7.1.130.0040.01115.44
7.1.120.0000.01515.56
7.1.110.0030.00615.53
7.1.100.0050.00916.87
7.1.90.0090.00315.64
7.1.80.0030.00615.61
7.1.70.0070.00716.35
7.1.60.0140.00517.22
7.1.50.0080.00816.14
7.1.40.0000.01015.67
7.1.30.0070.00715.44
7.1.20.0130.00015.36
7.1.10.0060.00615.69
7.1.00.0030.04118.93
7.0.330.0000.01314.77
7.0.320.0070.00015.25
7.0.310.0120.00415.18
7.0.300.0000.00915.18
7.0.290.0060.00915.18
7.0.280.0070.01015.02
7.0.270.0100.00314.95
7.0.260.0110.00615.27
7.0.250.0030.00915.35
7.0.240.0000.00915.05
7.0.230.0140.00315.23
7.0.220.0030.01015.34
7.0.210.0060.00615.30
7.0.200.0020.00815.93
7.0.190.0000.01315.35
7.0.180.0100.00715.14
7.0.170.0080.00814.99
7.0.160.0080.00315.00
7.0.150.0040.00715.21
7.0.140.0070.00715.16
7.0.130.0090.00615.21
7.0.120.0030.00615.11
7.0.110.0110.00015.33
7.0.100.0130.00315.06
7.0.90.0100.00315.13
7.0.80.0070.00715.12
7.0.70.0070.00715.19
7.0.60.0050.04217.70
7.0.50.0070.04416.66
7.0.40.0090.04716.42
7.0.30.0170.03716.72
7.0.20.0250.03816.79
7.0.10.0120.01916.72
7.0.00.0090.03916.73
5.6.380.0030.01214.42
5.6.370.0030.01013.98
5.6.360.0030.01013.79
5.6.350.0030.00914.25
5.6.340.0030.01114.35
5.6.330.0060.00314.04
5.6.320.0090.00614.34
5.6.310.0040.01114.24
5.6.300.0060.00614.07
5.6.290.0030.00913.84
5.6.280.0070.03717.56
5.6.270.0120.00314.13
5.6.260.0030.01314.04
5.6.250.0030.00714.39
5.6.240.0090.00614.21
5.6.230.0060.00314.12
5.6.220.0090.00614.09
5.6.210.0070.04217.25
5.6.200.0060.04116.27
5.6.190.0050.03117.30
5.6.180.2030.02617.34
5.6.170.0170.03917.21
5.6.160.0050.02817.29
5.6.150.0070.02916.16
5.6.140.0020.02716.10
5.6.130.0050.04716.26
5.6.120.0070.04617.70
5.6.110.0090.04417.40
5.6.100.0050.02317.50
5.6.90.0030.02717.36
5.6.80.0040.02017.39
5.6.70.0000.01214.18
5.6.60.0090.00313.81
5.6.50.0030.00714.23
5.6.40.0060.00614.16
5.6.30.0070.00714.02
5.6.20.0070.00714.04
5.6.10.0040.00813.85
5.6.00.0080.00414.02
5.5.380.0060.00010.64
5.5.370.0030.00710.95
5.5.360.0000.00610.86
5.5.350.0100.04215.45
5.5.340.0080.02014.21
5.5.330.0040.02515.60
5.5.320.0180.04115.69
5.5.310.0150.02515.67
5.5.300.0080.04214.31
5.5.290.0110.04014.47
5.5.280.0110.04015.77
5.5.270.0060.02115.71
5.5.260.0050.04515.71
5.5.250.0040.04815.87
5.5.240.0160.03315.59
5.5.230.0040.00710.72
5.5.220.0000.00710.85
5.5.210.0060.00610.77
5.5.200.0040.00410.77
5.5.190.0000.00810.73
5.5.180.0050.00510.58
5.5.170.0040.00710.88
5.5.160.0030.00610.97
5.5.150.0030.00310.63
5.5.140.0000.01110.59
5.5.130.0030.00311.01
5.5.120.0060.00610.85
5.5.110.0060.00610.61
5.5.100.0000.01010.79
5.5.90.0030.00610.93
5.5.80.0030.01010.94
5.5.70.0030.01010.77
5.5.60.0120.00010.89
5.5.50.0030.01010.90
5.5.40.0040.00910.64
5.5.30.0100.00010.56
5.5.20.0130.00010.77
5.5.10.0030.01010.73
5.5.00.0060.00610.74

preferences:
64.23 ms | 400 KiB | 5 Q