3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = "\"luka\""; if ($var[0] == '"') { stripslashes($var); } echo $var[0];

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)
8.3.40.0190.00318.84
8.3.30.0070.00719.23
8.3.20.0070.00320.00
8.3.10.0050.00222.14
8.3.00.0040.00422.38
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00417.63
8.2.110.0090.00022.25
8.2.100.0060.00619.63
8.2.90.0000.00719.19
8.2.80.0000.00718.04
8.2.70.0040.00417.50
8.2.60.0090.00018.04
8.2.50.0050.00318.07
8.2.40.0040.00418.34
8.2.30.0040.00418.18
8.2.20.0000.00717.59
8.2.10.0040.00419.46
8.2.00.0070.00017.72
8.1.270.0040.00422.05
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.82
8.1.230.0070.00418.97
8.1.220.0040.00417.77
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0080.00017.30
8.1.180.0080.00018.66
8.1.170.0040.00418.65
8.1.160.0000.00721.91
8.1.150.0020.00518.59
8.1.140.0070.00017.40
8.1.130.0000.00717.82
8.1.120.0000.00717.53
8.1.110.0040.00417.46
8.1.100.0030.00417.30
8.1.90.0070.00017.34
8.1.80.0000.00717.35
8.1.70.0030.00317.41
8.1.60.0060.00317.50
8.1.50.0050.00317.39
8.1.40.0050.00317.52
8.1.30.0000.00717.52
8.1.20.0000.00817.69
8.1.10.0070.00017.47
8.1.00.0000.00817.52
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0030.00318.44
8.0.270.0000.00717.25
8.0.260.0000.00616.72
8.0.250.0000.00716.95
8.0.240.0000.00816.94
8.0.230.0000.00716.85
8.0.220.0000.00816.89
8.0.210.0000.00816.71
8.0.200.0000.00716.79
8.0.190.0000.00816.79
8.0.180.0050.00316.75
8.0.170.0000.00716.82
8.0.160.0000.00716.76
8.0.150.0040.00416.76
8.0.140.0040.00416.78
8.0.130.0030.00313.29
8.0.120.0030.00616.69
8.0.110.0070.00016.89
8.0.100.0000.00816.95
8.0.90.0070.00016.92
8.0.80.0140.00716.91
8.0.70.0000.00716.71
8.0.60.0000.00816.89
8.0.50.0070.00016.88
8.0.30.0140.00817.10
8.0.20.0090.01017.40
8.0.10.0030.00516.98
8.0.00.0100.00916.78
7.4.330.0050.00015.01
7.4.320.0000.00616.54
7.4.300.0000.00616.49
7.4.290.0000.00816.50
7.4.280.0000.00716.58
7.4.270.0040.00416.50
7.4.260.0000.00816.48
7.4.250.0000.00716.51
7.4.240.0040.00316.57
7.4.230.0000.00616.39
7.4.220.0060.01016.66
7.4.210.0060.01016.58
7.4.200.0070.00016.70
7.4.190.0030.00316.39
7.4.160.0140.00316.40
7.4.150.0070.01017.40
7.4.140.0130.00817.86
7.4.130.0120.00716.44
7.4.120.0050.01216.51
7.4.110.0080.00916.31
7.4.100.0140.00916.40
7.4.90.0100.01316.50
7.4.80.0100.00719.39
7.4.70.0060.01316.40
7.4.60.0100.01016.57
7.4.50.0060.00316.48
7.4.40.0040.00822.77
7.4.30.0100.00616.67
7.4.10.0080.00814.97
7.4.00.0070.01114.88
7.3.330.0030.00212.99
7.3.320.0000.00513.10
7.3.310.0050.00216.13
7.3.300.0000.00716.15
7.3.290.0000.01516.30
7.3.280.0090.01016.18
7.3.270.0130.00717.40
7.3.260.0160.00616.47
7.3.250.0050.01216.29
7.3.240.0100.00716.48
7.3.230.0120.00916.46
7.3.210.0110.00516.47
7.3.200.0100.00619.39
7.3.190.0070.01116.22
7.3.180.0040.01116.17
7.3.170.0150.00616.31
7.3.160.0090.01216.53
7.3.130.0130.00614.87
7.3.120.0060.00914.88
7.3.110.0040.01114.65
7.3.100.0100.00715.01
7.3.90.0090.00614.56
7.3.80.0000.00914.97
7.3.70.0030.01014.69
7.3.60.0030.01014.70
7.3.50.0070.01014.72
7.3.40.0030.00914.78
7.3.30.0040.01414.80
7.3.20.0110.01116.73
7.3.10.0100.00616.61
7.3.00.0050.01116.66
7.2.330.0070.01116.39
7.2.320.0070.01516.50
7.2.310.0120.00616.50
7.2.300.0000.02316.48
7.2.290.0030.01316.45
7.2.260.0070.01315.02
7.2.250.0100.01015.09
7.2.240.0060.00915.00
7.2.230.0040.01115.04
7.2.220.0030.01014.98
7.2.210.0070.00714.84
7.2.200.0060.00315.06
7.2.190.0060.00914.75
7.2.180.0050.00514.91
7.2.170.0080.00814.94
7.2.160.0080.01214.99
7.2.150.0070.01116.96
7.2.140.0130.00616.84
7.2.130.0060.00716.81
7.2.120.0070.00716.83
7.2.110.0020.00916.73
7.2.100.0040.01016.57
7.2.90.0080.00616.82
7.2.80.0050.01116.84
7.2.70.0080.00716.89
7.2.60.0030.01217.06
7.2.50.0070.00716.88
7.2.40.0070.00916.67
7.2.30.0020.01216.94
7.2.20.0050.00916.90
7.2.10.0090.00516.59
7.2.00.0090.00617.69
7.1.330.0040.01115.86
7.1.320.0030.01315.59
7.1.310.0060.00915.31
7.1.300.0030.00915.76
7.1.290.0080.00015.79
7.1.280.0030.01215.86
7.1.270.0030.01015.69
7.1.260.0030.01715.98
7.1.250.0030.01015.84
7.1.240.0030.01515.80
7.1.230.0060.01015.59
7.1.220.0000.01115.86
7.1.210.0030.01515.77
7.1.200.0050.01115.79
7.1.190.0030.01215.52
7.1.180.0060.00615.79
7.1.170.0070.00715.78
7.1.160.0090.00915.85
7.1.150.0090.00315.76
7.1.140.0040.00815.64
7.1.130.0110.00315.58
7.1.120.0030.00615.79
7.1.110.0000.01315.77
7.1.100.0090.00817.01
7.1.90.0040.00615.75
7.1.80.0030.00715.80
7.1.70.0090.00616.37
7.1.60.0070.01117.72
7.1.50.0070.01016.29
7.1.40.0030.00715.89
7.1.30.0090.00015.81
7.1.20.0040.00815.76
7.1.10.0040.00815.82
7.1.00.0050.03818.97
7.0.330.0090.00615.44
7.0.320.0040.00415.17
7.0.310.0080.00815.31
7.0.300.0040.01215.13
7.0.290.0030.01615.14
7.0.280.0040.01115.38
7.0.270.0000.01515.09
7.0.260.0040.01115.00
7.0.250.0130.00015.26
7.0.240.0030.00615.56
7.0.230.0030.00615.45
7.0.220.0040.00415.15
7.0.210.0060.00615.38
7.0.200.0040.00815.93
7.0.190.0070.00315.48
7.0.180.0070.00715.42
7.0.170.0000.00915.13
7.0.160.0000.01314.98
7.0.150.0130.00015.34
7.0.140.0070.03818.80
7.0.130.0090.00615.51
7.0.120.0030.01015.55
7.0.110.0060.00615.20
7.0.100.0070.00715.29
7.0.90.0050.00315.37
7.0.80.0070.00415.52
7.0.70.0040.00415.26
7.0.60.0030.04517.67
7.0.50.0050.04416.48
7.0.40.0120.03216.59
7.0.30.0170.04316.76
7.0.20.0160.04316.85
7.0.10.0120.03516.79
7.0.00.0030.03216.77
5.6.400.0070.00714.43
5.6.390.0090.00914.34
5.6.380.0000.01114.08
5.6.370.0100.00614.24
5.6.360.0040.01114.36
5.6.350.0040.00714.03
5.6.340.0110.00314.29
5.6.330.0070.01114.09
5.6.320.0000.01814.52
5.6.310.0000.00814.65
5.6.300.0070.00714.34
5.6.290.0030.00614.62
5.6.280.0100.03317.53
5.6.270.0030.01014.39
5.6.260.0030.00614.55
5.6.250.0100.00614.14
5.6.240.0090.00014.50
5.6.230.0000.01314.61
5.6.220.0000.01114.29
5.6.210.0000.04917.58
5.6.200.0080.04316.22
5.6.190.0050.04317.34
5.6.180.1830.02617.48
5.6.170.0200.03917.38
5.6.160.0060.04817.30
5.6.150.0110.02016.18
5.6.140.0070.04016.24
5.6.130.0020.03616.30
5.6.120.0110.04017.68
5.6.110.0050.04817.55
5.6.100.0030.02517.53
5.6.90.0050.04617.64
5.6.80.0020.04717.29
5.6.70.0160.03117.34
5.6.60.0000.01214.16
5.6.50.0030.00914.18
5.6.40.0070.00714.03
5.6.30.0070.00714.39
5.6.20.0000.01314.21
5.6.10.0030.01314.45
5.6.00.0070.00714.12
5.5.380.0000.01214.15
5.5.370.0120.00314.31
5.5.360.0080.00814.15
5.5.350.0050.05517.42
5.5.340.0030.04716.14
5.5.330.0040.04817.34
5.5.320.0170.03917.10
5.5.310.0130.02417.31
5.5.300.0100.01816.19
5.5.290.0050.02316.09
5.5.280.0100.04117.48
5.5.270.0050.03017.50
5.5.260.0090.04017.46
5.5.250.0090.03417.35
5.5.240.0060.02216.99
5.5.230.0030.01013.90
5.5.220.0080.00314.08
5.5.210.0120.00014.26
5.5.200.0070.01013.88
5.5.190.0080.00814.09
5.5.180.0060.00614.31
5.5.170.0040.01114.14
5.5.160.0090.00314.16
5.5.150.0070.00714.16
5.5.140.0090.00614.39
5.5.130.0040.00914.17
5.5.120.0090.00613.75
5.5.110.0060.00914.16
5.5.100.0070.00714.21
5.5.90.0100.00314.39
5.5.80.0030.01414.23
5.5.70.0080.00514.27
5.5.60.0040.01114.24
5.5.50.0110.00614.08
5.5.40.0060.00913.77
5.5.30.0070.00414.10
5.5.20.0000.01714.16
5.5.10.0000.01414.12
5.5.00.0030.01013.93
5.4.450.0120.03715.57
5.4.440.0090.03215.63
5.4.430.0150.03015.56
5.4.420.0110.03715.63
5.4.410.0080.03115.61
5.4.400.0760.00415.24
5.4.390.0630.00315.14
5.4.380.0150.03015.21
5.4.370.0220.03715.21
5.4.360.0110.02915.22
5.4.350.0180.03215.28
5.4.340.0100.02915.19
5.4.330.0070.00011.81
5.4.320.0060.02212.13
5.4.310.0060.02212.13
5.4.300.0070.02012.13
5.4.290.0040.02312.13
5.4.280.0070.02012.08
5.4.270.0130.02515.36
5.4.260.0100.03015.42
5.4.250.0080.02915.35
5.4.240.0050.03215.38
5.4.230.0030.03115.35
5.4.220.0100.03515.29
5.4.210.0030.04215.35
5.4.200.0050.03515.26
5.4.190.0150.02515.27
5.4.180.0100.03915.30
5.4.170.0120.03915.37
5.4.160.0060.03015.40
5.4.150.0080.03515.34
5.4.140.0090.03314.00
5.4.130.0160.03114.03
5.4.120.0020.03414.13
5.4.110.0030.03514.11
5.4.100.0080.03014.12
5.4.90.0130.02614.02
5.4.80.0080.03814.04
5.4.70.0050.03214.08
5.4.60.0040.04314.12
5.4.50.0030.03014.10
5.4.40.0090.03714.04
5.4.30.0190.02414.13
5.4.20.0070.02814.12
5.4.10.0080.03214.10
5.4.00.0160.01813.87
5.3.290.0040.02512.30
5.3.280.0070.03813.16
5.3.270.0070.03813.06
5.3.260.0070.04013.21
5.3.250.0040.03013.20
5.3.240.0130.03013.21
5.3.230.0080.03313.21
5.3.220.0080.03713.11
5.3.210.0130.02513.20
5.3.200.0020.03213.23
5.3.190.0030.03213.19
5.3.180.0070.03313.19
5.3.170.0070.03313.19
5.3.160.0080.03513.26
5.3.150.0120.02313.12
5.3.140.0070.03913.19
5.3.130.0060.03313.20
5.3.120.0100.03113.18
5.3.110.0070.03813.19
5.3.100.0030.04212.97
5.3.90.0080.02812.87
5.3.80.0070.02812.87
5.3.70.0090.02412.92
5.3.60.0090.02612.84
5.3.50.0070.02912.87
5.3.40.0150.02712.84
5.3.30.0050.03312.80
5.3.20.0030.03612.75
5.3.10.0100.03212.75
5.3.00.0050.02912.72
5.2.170.0070.04311.30
5.2.160.0000.04311.23
5.2.150.0100.05311.07
5.2.140.0100.05011.29
5.2.130.0030.04311.00
5.2.120.0030.04311.10
5.2.110.0070.05311.11
5.2.100.0100.04011.11
5.2.90.0030.04311.11
5.2.80.0000.06311.00
5.2.70.0030.06010.92
5.2.60.0030.04711.06
5.2.50.0070.05310.93
5.2.40.0100.04710.83
5.2.30.0030.04710.87
5.2.20.0030.04310.73
5.2.10.0200.05010.93
5.2.00.0070.06010.78
5.1.60.0130.0409.95
5.1.50.0030.03710.04
5.1.40.0030.03710.03
5.1.30.0100.04710.40
5.1.20.0070.03710.35
5.1.10.0070.04010.11
5.1.00.0030.04310.15
5.0.50.0030.0408.57
5.0.40.0030.0378.46
5.0.30.0100.0408.18
5.0.20.0100.0278.18
5.0.10.0030.0378.19
5.0.00.0000.0438.13
4.4.90.0030.0276.91
4.4.80.0100.0236.91
4.4.70.0030.0236.91
4.4.60.0070.0236.91
4.4.50.0100.0176.91
4.4.40.0070.0406.91
4.4.30.0000.0236.91
4.4.20.0030.0206.91
4.4.10.0030.0236.91
4.4.00.0070.0306.91
4.3.110.0000.0276.91
4.3.100.0070.0206.91
4.3.90.0070.0236.91
4.3.80.0000.0477.02
4.3.70.0000.0307.02
4.3.60.0030.0307.02
4.3.50.0000.0237.02
4.3.40.0000.0477.02
4.3.30.0070.0177.02
4.3.20.0130.0177.02
4.3.10.0030.0277.02
4.3.00.0030.0235.84

preferences:
41.88 ms | 400 KiB | 5 Q