3v4l.org

run code in 300+ PHP versions simultaneously
<?php $js='{ "code": 1, "page": { "totalpage": 20, "count":10, "curr":1, "totalcount": 180 }, "data": [{ "id":3, "name":"jennifer" "age": 23, "sex": "female" },{ "id":5, "name":"lenbo" "age": 21, "sex": "male" }] }'; $arr=[['name'=>[3,'age'=>4],2],[3,'age'=>4]]; echo json_encode($arr); $test1 = 123; $test2 = 123; function get_variable_name(&$var, $scope = NULL) { if (NULL == $scope) { $scope = $GLOBALS; } $tmp = $var; $var = "tmp_exists_" . mt_rand(); $name = array_search($var, $scope, TRUE); $var = $tmp; return $name; } echo get_variable_name($test1)."\n"; echo get_variable_name($test2);

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)
7.1.70.0000.01117.19
7.1.60.0060.01919.22
7.1.50.0000.01016.84
7.1.00.0030.07722.57
7.0.200.0030.00616.52
7.0.140.0070.07022.04
7.0.90.0070.08019.86
7.0.80.0130.07319.94
7.0.70.0170.05319.96
7.0.60.0030.05320.05
7.0.50.0070.04020.21
7.0.40.0100.08320.11
7.0.30.0070.09320.07
7.0.20.0100.08320.09
7.0.10.0100.08020.13
7.0.00.0030.05720.07
5.6.280.0000.07321.07
5.6.240.0130.08320.67
5.6.230.0130.07720.66
5.6.220.0070.05320.49
5.6.210.0000.09020.62
5.6.200.0130.03721.11
5.6.190.0100.06020.95
5.6.180.0030.09021.04
5.6.170.0030.05021.08
5.6.160.0070.08021.11
5.6.150.0100.07321.05
5.6.140.0170.07021.11
5.6.130.0230.07021.04
5.6.120.0070.04721.00
5.6.110.0100.04321.11
5.6.100.0100.04321.16
5.6.90.0070.06321.00
5.6.80.0100.04720.32
5.6.70.0030.08020.40
5.6.60.0030.04720.39
5.6.50.0100.07320.40
5.6.40.0100.06720.37
5.6.30.0070.08320.41
5.6.20.0200.06720.46
5.6.10.0100.06020.49
5.6.00.0130.06320.29
5.5.380.0130.05720.45
5.5.370.0030.04720.46
5.5.360.0030.04320.44
5.5.350.0030.08320.34
5.5.340.0100.08020.80
5.5.330.0070.05020.77
5.5.320.0100.05320.84
5.5.310.0100.04320.81
5.5.300.0100.07720.86
5.5.290.0100.04720.92
5.5.280.0030.08320.78
5.5.270.0100.08320.74
5.5.260.0100.06020.86
5.5.250.0030.08320.75
5.5.240.0130.04020.25
5.5.230.0170.06320.27
5.5.220.0130.07720.31
5.5.210.0100.07720.02
5.5.200.0030.08020.00
5.5.190.0030.05720.15
5.5.180.0200.06320.16
5.5.160.0130.07020.16
5.5.150.0170.06720.19
5.5.140.0000.08020.27
5.5.130.0170.07320.00
5.5.120.0100.08020.22
5.5.110.0030.05720.27
5.5.100.0100.07720.13
5.5.90.0100.07020.09
5.5.80.0000.05720.13
5.5.70.0100.07020.07
5.5.60.0030.08320.06
5.5.50.0200.04720.15
5.5.40.0130.07320.14
5.5.30.0130.06320.00
5.5.20.0000.07320.09
5.5.10.0100.07320.16
5.5.00.0100.03720.05
5.4.450.0000.06019.20
5.4.440.0000.05019.41
5.4.430.0130.06719.22
5.4.420.0030.08319.22
5.4.410.0130.06719.09
5.4.400.0100.05319.23
5.4.390.0100.05719.05
5.4.380.0070.07718.85
5.4.370.0130.04319.18
5.4.360.0030.07719.04
5.4.350.0000.08019.16
5.4.340.0070.04319.21
5.4.320.0000.05719.22
5.4.310.0100.08019.04
5.4.300.0070.07318.85
5.4.290.0000.08018.90
5.4.280.0070.04718.89
5.4.270.0100.07319.12
5.4.260.0100.07719.14
5.4.250.0100.06319.17
5.4.240.0030.07019.12
5.4.230.0030.08718.87
5.4.220.0100.04319.04
5.4.210.0070.07319.22
5.4.200.0030.05018.87
5.4.190.0070.08019.24
5.4.180.0030.07719.05
5.4.170.0100.05719.11
5.4.160.0100.07318.88
5.4.150.0070.04719.04
5.4.140.0100.07016.37
5.4.130.0030.04716.34
5.4.120.0100.04716.38
5.4.110.0030.07716.51
5.4.100.0070.07316.36
5.4.90.0130.04716.33
5.4.80.0000.07716.42
5.4.70.0030.05016.46
5.4.60.0070.07016.40
5.4.50.0030.07316.36
5.4.40.0030.06016.35
5.4.30.0130.06316.30
5.4.20.0130.06316.31
5.4.10.0070.07016.36
5.4.00.0070.04315.87
5.3.290.0100.07714.63
5.3.280.0100.05714.58
5.3.270.0100.07314.52
5.3.260.0070.08314.59
5.3.250.0030.07714.51
5.3.240.0030.04714.59
5.3.230.0100.07314.46
5.3.220.0070.05314.53
5.3.210.0100.07314.51
5.3.200.0070.07314.50
5.3.190.0030.06714.57
5.3.180.0000.07714.55
5.3.170.0030.08014.56
5.3.160.0100.06714.54
5.3.150.0000.04714.52
5.3.140.0070.07314.42
5.3.130.0070.08014.54
5.3.120.0070.07314.46
5.3.110.0070.07714.54
5.3.100.0100.04713.90
5.3.90.0070.04014.02
5.3.80.0030.07714.01
5.3.70.0030.07713.93
5.3.60.0170.06313.94
5.3.50.0030.06013.94
5.3.40.0030.07013.95
5.3.30.0070.07313.88
5.3.20.0030.06013.66
5.3.10.0130.05713.65
5.3.00.0100.06713.63
5.2.170.0070.03711.13
5.2.160.0070.06010.94
5.2.150.0100.04010.97
5.2.140.0100.06311.20
5.2.130.0100.04310.97
5.2.120.0070.03311.09
5.2.110.0000.06711.06
5.2.100.0100.06010.96
5.2.90.0100.05010.92
5.2.80.0070.06311.15
5.2.70.0070.06310.89
5.2.60.0070.06311.07
5.2.50.0030.05311.01
5.2.40.0100.04310.95
5.2.30.0000.05311.00
5.2.20.0100.05311.00
5.2.10.0070.05710.72
5.2.00.0030.05010.64
5.1.60.0070.04710.07
5.1.50.0030.05310.02
5.1.40.0000.04310.01
5.1.30.0000.04710.37
5.1.20.0030.05710.25
5.1.10.0070.05010.05
5.1.00.0070.04010.10
5.0.50.0000.0408.57
5.0.40.0070.0408.45
5.0.30.0000.0578.11
5.0.20.0070.0378.19
5.0.10.0000.0338.16
5.0.00.0000.0608.19
4.4.90.0070.0338.11
4.4.80.0030.0338.11
4.4.70.0000.0408.11
4.4.60.0070.0278.11
4.4.50.0030.0308.11
4.4.40.0100.0478.11
4.4.30.0000.0308.11
4.4.20.0070.0308.11
4.4.10.0030.0378.11
4.4.00.0030.0538.11
4.3.110.0030.0238.11
4.3.100.0030.0308.11
4.3.90.0070.0278.11
4.3.80.0030.0408.11
4.3.70.0000.0338.11
4.3.60.0030.0338.11
4.3.50.0130.0138.11
4.3.40.0000.0378.11
4.3.30.0030.0308.11
4.3.20.0000.0408.11
4.3.10.0000.0338.11
4.3.00.0000.0238.11

preferences:
38.16 ms | 400 KiB | 5 Q