3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); $input = '243+6743-78*2='; $inputLenght = mb_strlen($input); $number = 0; $result = 0; $op = ''; for ($i = 0; $i < $inputLenght; $i++){ $char = mb_substr($input, $i, 1); if ($char == '+' || $char == '-' || $char == '*' || $char == '='){ if ($op == ''){ reporting($op, $result, $number, $char); $result = $number; }else if ($op == '+'){ reporting($op, $result, $number, $char); $result = $result + $number; }else if ($op == '-'){ reporting($op, $result, $number, $char); $result = $result - $number; }else if ($op == '*'){ reporting($op, $result, $number, $char); $result = $result * $number; }else if ($op == '='){ echo $result; } $op = $char; $number = 0; } elseif (is_numeric($char)){ $number = $number * 10 + $char; } else { echo "Неверный символ: {$char}\n"; } } function reporting($op, $result, $number, $char){ echo "op = [{$op}], result = [{$result}], number = [{$number}], char = [{$char}]\n"; }

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)
8.3.60.0120.00616.38
8.3.50.0170.00316.48
8.3.40.0100.00318.67
8.3.30.0100.00318.51
8.3.20.0030.00320.34
8.3.10.0090.00021.77
8.3.00.0030.00521.73
8.2.180.0030.01018.54
8.2.170.0120.00322.96
8.2.160.0140.00019.20
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00822.09
8.2.120.0060.00326.35
8.2.110.0060.00319.30
8.2.100.0080.00418.22
8.2.90.0060.00319.07
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00418.04
8.2.50.0030.00618.10
8.2.40.0040.00422.17
8.2.30.0040.00419.18
8.2.20.0000.00718.18
8.2.10.0040.00418.32
8.2.00.0040.00418.32
8.1.280.0090.00625.92
8.1.270.0070.00020.71
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00322.45
8.1.230.0030.00917.42
8.1.220.0040.00417.79
8.1.210.0060.00318.77
8.1.200.0090.00017.35
8.1.190.0050.00317.35
8.1.180.0030.00518.10
8.1.170.0030.00520.44
8.1.160.0000.00818.97
8.1.150.0040.00421.87
8.1.140.0040.00419.60
8.1.130.0030.00319.03
8.1.120.0040.00417.47
8.1.110.0040.00417.30
8.1.100.0000.00717.47
8.1.90.0040.00417.44
8.1.80.0040.00417.43
8.1.70.0000.00717.48
8.1.60.0030.00517.55
8.1.50.0000.00817.55
8.1.40.0080.00017.59
8.1.30.0000.00817.64
8.1.20.0000.00717.62
8.1.10.0040.00417.55
8.1.00.0000.00717.53
8.0.300.0040.00418.77
8.0.290.0030.00616.86
8.0.280.0000.00718.51
8.0.270.0030.00318.22
8.0.260.0030.00317.18
8.0.250.0070.00017.01
8.0.240.0030.00616.98
8.0.230.0040.00417.10
8.0.220.0000.00716.93
8.0.210.0070.00016.89
8.0.200.0060.00017.09
8.0.190.0040.00416.96
8.0.180.0040.00416.94
8.0.170.0000.00817.07
8.0.160.0030.00517.08
8.0.150.0040.00417.02
8.0.140.0030.00517.01
8.0.130.0000.00513.41
8.0.120.0000.00716.91
8.0.110.0040.00417.00
8.0.100.0070.00016.89
8.0.90.0040.00417.02
8.0.80.0100.00717.02
8.0.70.0000.00717.00
8.0.60.0040.00416.91
8.0.50.0000.00816.89
8.0.30.0140.00417.18
8.0.20.0080.01117.40
8.0.10.0000.00717.14
8.0.00.0100.00716.76
7.4.330.0000.00515.55
7.4.320.0060.00016.52
7.4.300.0060.00016.59
7.4.290.0030.00616.58
7.4.280.0000.00816.41
7.4.270.0000.00716.63
7.4.260.0060.00316.47
7.4.250.0050.00216.48
7.4.240.0030.00616.54
7.4.230.0020.00516.47
7.4.220.0040.01316.51
7.4.210.0120.00316.56
7.4.200.0040.00416.41
7.4.160.0120.00816.67
7.4.150.0030.01517.40
7.4.140.0120.01117.86
7.4.130.0070.01216.65
7.4.120.0120.01116.52
7.4.110.0100.00716.56
7.4.100.0130.01016.54
7.4.90.0070.01016.52
7.4.80.0110.01019.39
7.4.70.0100.00716.64
7.4.60.0170.00716.40
7.4.50.0120.00616.65
7.4.40.0080.00816.70
7.4.30.0060.00916.51
7.4.00.0090.00614.98
7.3.330.0030.00313.46
7.3.320.0070.00013.25
7.3.310.0070.00016.44
7.3.300.0040.00416.37
7.3.290.0020.01316.35
7.3.280.0130.01116.37
7.3.270.0060.01217.40
7.3.260.0110.01316.42
7.3.250.0130.00616.46
7.3.240.0110.00816.48
7.3.230.0050.01116.35
7.3.210.0110.00616.70
7.3.200.0080.00816.32
7.3.190.0100.00716.63
7.3.180.0100.01016.47
7.3.170.0040.01216.73
7.3.160.0040.01116.43
7.3.120.0150.00414.89
7.3.110.0070.01114.98
7.3.100.0060.00614.86
7.3.90.0080.00814.80
7.3.80.0000.01314.84
7.3.70.0090.00614.89
7.3.60.0060.00915.09
7.3.50.0000.01414.97
7.3.40.0030.00914.88
7.3.30.0080.00414.91
7.3.20.0030.00616.84
7.3.10.0060.00616.71
7.3.00.0030.00716.73
7.2.330.0120.00616.76
7.2.320.0080.00816.38
7.2.310.0100.00716.73
7.2.300.0140.00616.64
7.2.290.0090.00816.57
7.2.250.0090.00914.96
7.2.240.0150.00015.04
7.2.230.0070.01115.00
7.2.220.0040.01415.24
7.2.210.0030.01015.31
7.2.200.0070.00315.17
7.2.190.0030.01014.86
7.2.180.0130.00314.89
7.2.170.0040.01415.04
7.2.60.0090.00617.00
7.2.50.0140.00016.79
7.1.330.0000.01515.60
7.1.320.0030.00915.88
7.1.310.0100.00315.66
7.1.300.0070.00715.82
7.1.290.0060.00315.82
7.1.280.0040.00715.72
7.1.270.0040.00815.82
7.1.260.0000.01015.68
7.1.200.0030.00915.79
7.1.70.0040.00416.98
7.1.60.0030.00717.38
7.1.30.4330.00734.40
7.1.20.0070.02334.50
7.1.10.0000.01716.44
7.1.00.0000.01316.84
7.0.200.0030.01316.88
7.0.170.0030.01316.20
7.0.160.0000.01316.14
7.0.150.0030.01315.95
7.0.140.0030.01016.14
7.0.130.0030.01016.40
7.0.120.0030.01016.41
7.0.110.2500.00714.52
7.0.100.2200.00714.43
7.0.90.2170.00714.39
7.0.80.2300.00016.50
7.0.70.0070.00716.21
7.0.60.0030.01016.26
7.0.50.0070.00716.28
7.0.40.0100.00316.40
7.0.30.0030.00716.36
7.0.20.0030.00716.39
7.0.10.0100.00316.40
7.0.00.0000.01016.25

preferences:
50.35 ms | 400 KiB | 5 Q