3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = '{"searchform":null}, null, {"searchresults":"foo"}'; var_dump(json_decode($val)); var_dump(json_last_error()); var_dump(PHP_VERSION_ID >= 50500 ? json_last_error_msg() : NULL);

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)
8.3.60.0100.01018.48
8.3.50.0040.01621.90
8.3.40.0140.00018.71
8.3.30.0140.00319.15
8.3.20.0060.00320.34
8.3.10.0030.00522.01
8.3.00.0050.00322.40
8.2.180.0100.01016.38
8.2.170.0110.00422.96
8.2.160.0040.01120.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0140.00326.16
8.2.120.0040.00417.63
8.2.110.0030.00622.11
8.2.100.0070.00317.91
8.2.90.0000.00919.22
8.2.80.0030.00617.97
8.2.70.0070.00417.13
8.2.60.0040.00417.91
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0020.00517.91
8.2.20.0000.00717.70
8.2.10.0080.00019.47
8.2.00.0000.00817.67
8.1.280.0100.00325.92
8.1.270.0070.00023.99
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0060.00323.92
8.1.230.0030.00719.14
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0040.00417.40
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0070.00021.86
8.1.150.0000.00718.49
8.1.140.0040.00417.37
8.1.130.0070.00017.84
8.1.120.0030.00517.37
8.1.110.0080.00017.34
8.1.100.0030.00317.36
8.1.90.0040.00417.34
8.1.80.0030.00517.38
8.1.70.0000.00717.39
8.1.60.0000.00817.53
8.1.50.0040.00417.46
8.1.40.0060.00317.43
8.1.30.0000.00717.46
8.1.20.0040.00417.48
8.1.10.0040.00417.49
8.1.00.0000.00817.36
8.0.300.0040.00418.77
8.0.290.0000.00717.15
8.0.280.0030.00318.35
8.0.270.0000.00817.19
8.0.260.0000.00816.85
8.0.250.0030.00316.96
8.0.240.0070.00016.91
8.0.230.0030.00416.92
8.0.220.0000.00616.79
8.0.210.0020.00516.78
8.0.200.0000.00716.99
8.0.190.0080.00016.84
8.0.180.0040.00416.91
8.0.170.0000.00816.82
8.0.160.0000.00716.89
8.0.150.0040.00416.74
8.0.140.0070.00016.87
8.0.130.0000.00613.32
8.0.120.0080.00016.88
8.0.110.0000.00716.73
8.0.100.0040.00416.71
8.0.90.0030.00516.86
8.0.80.0040.01116.85
8.0.70.0040.00417.00
8.0.60.0050.00216.93
8.0.50.0030.00416.91
8.0.30.0110.01316.89
8.0.20.0110.01117.40
8.0.10.0040.00416.80
8.0.00.0070.01216.65
7.4.330.0000.00515.09
7.4.320.0060.00016.54
7.4.300.0000.00716.54
7.4.290.0040.00416.42
7.4.280.0060.00016.54
7.4.270.0000.00716.52
7.4.260.0080.00416.38
7.4.250.0040.00416.47
7.4.240.0020.00516.53
7.4.230.0000.00716.54
7.4.220.0070.01016.51
7.4.210.0050.01216.49
7.4.200.0030.00316.63
7.4.190.0030.00316.40
7.4.160.0030.01316.27
7.4.150.0070.01017.40
7.4.140.0050.01317.86
7.4.130.0120.00516.45
7.4.120.0080.01216.53
7.4.110.0120.00716.30
7.4.100.0110.00716.43
7.4.90.0100.01316.32
7.4.80.0060.01619.39
7.4.70.0100.00716.42
7.4.60.0090.00616.39
7.4.50.0000.00516.27
7.4.40.0040.01522.77
7.4.30.0120.00316.32
7.4.00.0090.00915.04
7.3.330.0030.00313.05
7.3.320.0030.00313.05
7.3.310.0030.00316.25
7.3.300.0000.00716.16
7.3.290.0100.00316.21
7.3.280.0090.00916.20
7.3.270.0090.00917.40
7.3.260.0110.00616.38
7.3.250.0080.01116.16
7.3.240.0030.01216.23
7.3.230.0060.01016.39
7.3.210.0160.00316.07
7.3.200.0130.00919.39
7.3.190.0130.00916.23
7.3.180.0070.01016.42
7.3.170.0090.00616.47
7.3.160.0080.00916.20
7.3.120.0090.00814.79
7.3.110.0070.01114.54
7.3.100.0040.01114.65
7.3.90.0090.00914.84
7.3.80.0040.00814.79
7.3.70.0030.00714.61
7.3.60.0110.00614.78
7.3.50.0000.01514.82
7.3.40.0120.00014.55
7.3.30.0050.00514.62
7.3.20.0040.00416.66
7.3.10.0060.00316.32
7.3.00.0040.01116.58
7.2.330.0140.00316.53
7.2.320.0040.01616.34
7.2.310.0070.01416.53
7.2.300.0170.00016.61
7.2.290.0060.01516.33
7.2.250.0100.00615.01
7.2.240.0000.02014.66
7.2.230.0000.01315.13
7.2.220.0060.00614.78
7.2.210.0000.01214.82
7.2.200.0000.01214.52
7.2.190.0040.01114.97
7.2.180.0070.01114.52
7.2.170.0030.00714.65
7.2.60.0030.01016.39
7.2.00.0000.01819.23
7.1.330.0060.00815.41
7.1.320.0040.00815.81
7.1.310.0030.00715.45
7.1.300.0070.00715.59
7.1.290.0000.01315.67
7.1.280.0070.00715.53
7.1.270.0070.00715.37
7.1.260.0060.00915.69
7.1.200.0070.00715.64
7.1.100.0000.01118.23
7.1.70.0000.00916.71
7.1.60.0080.01519.82
7.1.50.0000.02316.73
7.1.00.0070.07022.43
7.0.200.0000.01016.57
7.0.140.0030.07321.92
7.0.60.0000.07320.01
7.0.50.0030.06317.84
7.0.40.0170.07720.00
7.0.30.0070.05020.17
7.0.20.0370.07020.20
7.0.10.0100.08020.21
7.0.00.0230.03720.33
5.6.280.0070.07020.90
5.6.210.0100.07720.61
5.6.200.0000.04718.24
5.6.190.0030.08320.62
5.6.180.0530.05020.41
5.6.170.0300.07320.42
5.6.160.0030.04320.53
5.6.150.0100.07718.22
5.6.140.0070.07718.23
5.6.130.0070.03718.14
5.6.120.0130.07720.98
5.6.110.0000.09320.97
5.6.100.0030.04320.99
5.6.90.0030.09020.97
5.6.80.0070.06320.37
5.5.350.0070.07020.38
5.5.340.0030.08318.02
5.5.330.0170.07320.14
5.5.320.0400.06320.30
5.5.310.0170.04320.21
5.5.300.0000.05718.02
5.5.290.0070.05318.01
5.5.280.0100.07020.79
5.5.270.0030.05720.86
5.5.260.0100.03320.77
5.5.250.0070.06320.49
5.5.240.0270.07320.15
5.4.450.1000.08019.47
5.4.440.0400.07319.13
5.4.430.0070.06019.41
5.4.420.0100.06719.14
5.4.410.0100.05318.93
5.4.400.0030.06018.62
5.4.390.1200.05018.77
5.4.380.0330.05318.78
5.4.370.0130.05018.44
5.4.360.0130.04318.61
5.4.350.0090.04711.98
5.4.340.0070.04911.97
5.4.320.0080.04512.46
5.4.310.0070.05212.45
5.4.300.0120.04912.45
5.4.290.0080.03512.45
5.4.280.0120.03912.35
5.4.270.0170.06018.91
5.4.260.0100.05718.94
5.4.250.0130.07318.72
5.4.240.0100.06018.88
5.4.230.0230.06318.77
5.4.220.0130.07018.94
5.4.210.0030.06318.87
5.4.200.0070.05318.90
5.4.190.0170.07018.87
5.4.180.0100.06019.02
5.4.170.0200.06718.99
5.4.160.0170.06718.91
5.4.150.0170.06718.76
5.4.140.0130.06316.28
5.4.130.0070.05016.54
5.4.120.0100.04716.41
5.4.110.0100.07016.46
5.4.100.0070.07316.58
5.4.90.0230.06316.29
5.4.80.0070.04716.27
5.4.70.0100.04716.24
5.4.60.0130.05016.38
5.4.50.0070.06716.37
5.4.40.0070.05016.43
5.4.30.0030.05316.37
5.4.20.0100.04716.29
5.4.10.0170.05716.31
5.4.00.0170.05315.93
5.3.290.0080.03812.80
5.3.280.0070.06014.69
5.3.270.0070.07014.63
5.3.260.0030.06014.30
5.3.250.0170.06714.38
5.3.240.0130.05014.76
5.3.230.0200.05014.48
5.3.220.0070.05014.59
5.3.210.0070.05314.48
5.3.200.0200.04314.48
5.3.190.0170.05014.60
5.3.180.0100.08014.61
5.3.170.0130.05014.56
5.3.160.0070.05314.35
5.3.150.0170.06314.61
5.3.140.0130.06314.41
5.3.130.0230.06014.40
5.3.120.0070.05714.54
5.3.110.0000.06014.55
5.3.100.0100.06713.82
5.3.90.0030.06014.17
5.3.80.0100.05714.04
5.3.70.0130.06313.79
5.3.60.0200.05013.86
5.3.50.0100.04713.96
5.3.40.0100.07014.04
5.3.30.0130.05013.85
5.3.20.0130.06013.61
5.3.10.0100.05313.65
5.3.00.0030.05713.34
5.2.170.0100.04011.23
5.2.160.0200.05011.15
5.2.150.0070.04010.97
5.2.140.0000.06711.13
5.2.130.0030.04711.03
5.2.120.0100.04011.19
5.2.110.0070.06010.86
5.2.100.0030.06011.11
5.2.90.0000.05010.86
5.2.80.0030.04711.12
5.2.70.0130.03710.85
5.2.60.0070.06011.06
5.2.50.0030.04710.92
5.2.40.0030.05311.01
5.2.30.0070.06011.09
5.2.20.0070.03711.06
5.2.10.0070.04010.84
5.2.00.0130.04710.88
5.1.60.0030.03710.08
5.1.50.0100.04010.18
5.1.40.0100.04710.03
5.1.30.0100.03710.54
5.1.20.0070.05010.41
5.1.10.0070.0479.91
5.1.00.0030.04310.30
5.0.50.0070.0278.77
5.0.40.0130.0238.42
5.0.30.0070.0538.18
5.0.20.0130.0338.27
5.0.10.0070.0308.16
5.0.00.0030.0438.15
4.4.90.0030.0235.81
4.4.80.0000.0305.89
4.4.70.0070.0205.82
4.4.60.0070.0275.77
4.4.50.0100.0175.75
4.4.40.0070.0375.76
4.4.30.0100.0235.76
4.4.20.0000.0335.84
4.4.10.0030.0205.75
4.4.00.0000.0375.77
4.3.110.0100.0235.72
4.3.100.0000.0335.70
4.3.90.0070.0175.70
4.3.80.0100.0305.69
4.3.70.0000.0235.75
4.3.60.0100.0175.69
4.3.50.0100.0135.71
4.3.40.0100.0335.73
4.3.30.0100.0235.69
4.3.20.0000.0305.69
4.3.10.0070.0235.69
4.3.00.0100.0236.88

preferences:
41.17 ms | 401 KiB | 5 Q