3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_str_contain($string, $keyword){ if(empty($string) || empty($keyword)) return false; $keyword_first_char = $keyword[0]; $keyword_length = strlen($keyword); $string_length = strlen($string); if( $string_length < $keyword_length ) return false; if( $string_length == $keyword_length ){ if($string == $keyword) return true; else return false; } if($keyword_length > 1){ for( $i=0; $i < $string_length; $i++){ //check if keyword's first char == string's first char if( $keyword_first_char == $string[$i] ){ $match = 1; for($j = 1; $j < $keyword_length; $j++){ if( ($i+$j < $string_length) && $keyword[$j] == $string[$i+$j] ){ $match++; } } if($match == $keyword_length){ return true; } } } } if($keyword_length == 1){ for( $i=0; $i < $string_length; $i++){ //check if keyword's first char == string's first char if( $keyword_first_char == $string[$i] ){ return true; } } } return false; } var_dump(is_str_contain("test", "t")); //true var_dump(is_str_contain("test", "")); //false var_dump(is_str_contain("test", "test")); //true var_dump(is_str_contain("test", "testa")); //flase var_dump(is_str_contain("a----z", "a")); //true var_dump(is_str_contain("a----z", "z")); //true

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)
8.3.40.0110.00418.79
8.3.30.0070.00719.05
8.3.20.0000.00820.09
8.3.10.0080.00021.88
8.3.00.0050.00322.33
8.2.170.0060.01222.96
8.2.160.0120.00619.18
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00619.36
8.2.110.0180.00322.25
8.2.100.0060.00619.52
8.2.90.0000.00719.36
8.2.80.0040.00418.05
8.2.70.0000.00817.75
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0000.00818.02
8.2.30.0000.00818.16
8.2.20.0030.00517.75
8.2.10.0060.00317.84
8.2.00.0000.00919.52
8.1.270.0080.00022.17
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.98
8.1.230.0080.00419.10
8.1.220.0000.00917.74
8.1.210.0000.00918.77
8.1.200.0040.00917.25
8.1.190.0040.00417.43
8.1.180.0050.00318.73
8.1.170.0060.00318.71
8.1.160.0080.00022.13
8.1.150.0060.00318.56
8.1.140.0050.00217.48
8.1.130.0030.00317.82
8.1.120.0000.00717.41
8.1.110.0040.00417.53
8.1.100.0040.00417.36
8.1.90.0040.00417.46
8.1.80.0040.00417.50
8.1.70.0070.00017.36
8.1.60.0040.00417.51
8.1.50.0000.00817.57
8.1.40.0000.00817.54
8.1.30.0040.00417.56
8.1.20.0000.00817.61
8.1.10.0040.00417.62
8.1.00.0040.00417.43
8.0.300.0070.00018.77
8.0.290.0080.00017.17
8.0.280.0000.00718.48
8.0.270.0040.00417.34
8.0.260.0030.00516.90
8.0.250.0030.00316.90
8.0.240.0040.00416.98
8.0.230.0070.00016.87
8.0.220.0070.00016.82
8.0.210.0000.00716.80
8.0.200.0040.00417.02
8.0.190.0040.00416.90
8.0.180.0070.00016.96
8.0.170.0060.00316.96
8.0.160.0030.00516.79
8.0.150.0050.00216.77
8.0.140.0000.00816.87
8.0.130.0000.00713.32
8.0.120.0000.00816.91
8.0.110.0000.00816.86
8.0.100.0030.00516.96
8.0.90.0000.00816.82
8.0.80.0050.01216.93
8.0.70.0080.00017.04
8.0.60.0040.00416.90
8.0.50.0000.00816.79
8.0.30.0150.00717.22
8.0.20.0100.00817.40
8.0.10.0000.00716.94
8.0.00.0120.01316.88
7.4.330.0050.00015.00
7.4.320.0070.00016.64
7.4.300.0030.00316.53
7.4.290.0000.00816.55
7.4.280.0060.00616.52
7.4.270.0030.00316.53
7.4.260.0080.00316.43
7.4.250.0060.00316.54
7.4.240.0040.00416.54
7.4.230.0030.00316.57
7.4.220.0200.00316.64
7.4.210.0080.00916.61
7.4.200.0030.00316.61
7.4.190.0070.00016.67
7.4.160.0120.00316.66
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0030.01616.65
7.4.120.0080.00916.50
7.4.110.0090.00716.75
7.4.100.0170.00016.50
7.4.90.0040.01516.65
7.4.80.0070.01119.39
7.4.70.0080.00816.52
7.4.60.0070.01416.45
7.4.50.0040.00016.27
7.4.40.0090.00622.77
7.4.30.0000.01616.71
7.4.00.0050.01215.02
7.3.330.0030.00313.27
7.3.320.0000.00513.29
7.3.310.0070.00016.26
7.3.300.0030.00316.28
7.3.290.0070.00716.32
7.3.280.0080.01016.30
7.3.270.0090.00917.40
7.3.260.0110.00616.36
7.3.250.0090.00816.50
7.3.240.0120.01116.57
7.3.230.0070.01016.43
7.3.210.0110.00616.38
7.3.200.0070.01119.39
7.3.190.0040.01316.35
7.3.180.0060.00916.63
7.3.170.0130.00316.50
7.3.160.0040.01216.36
7.3.120.0050.01114.83
7.3.110.0070.00714.80
7.3.100.0060.00314.95
7.3.90.0040.01114.88
7.3.80.0100.00714.65
7.3.70.0080.00814.67
7.3.60.0070.00414.79
7.3.50.0080.00814.95
7.3.40.0060.00314.95
7.3.30.0090.00614.79
7.3.20.0060.00916.78
7.3.10.0080.00516.67
7.3.00.0030.00816.78
7.2.330.0070.01116.81
7.2.320.0070.01016.89
7.2.310.0030.01416.79
7.2.300.0140.01016.71
7.2.290.0080.00816.81
7.2.250.0130.00714.75
7.2.240.0090.00915.01
7.2.230.0040.01114.95
7.2.220.0090.00615.17
7.2.210.0040.01115.06
7.2.200.0140.00314.86
7.2.190.0040.01114.86
7.2.180.0040.01515.06
7.2.170.0060.00615.09
7.2.130.0090.00917.07
7.2.120.0060.00316.94
7.2.110.0040.01117.04
7.2.100.0100.00316.89
7.2.90.0030.01016.94
7.2.80.0070.01017.04
7.2.70.0100.00316.89
7.2.60.0050.00916.89
7.2.50.0080.00817.16
7.2.40.0040.00716.98
7.2.30.0070.00717.12
7.2.20.0030.01316.88
7.2.10.0060.00916.86
7.2.00.0050.00918.26
7.1.330.0040.01115.62
7.1.320.0000.01715.75
7.1.310.0000.01815.70
7.1.300.0030.01015.85
7.1.290.0060.00615.64
7.1.280.0030.00915.83
7.1.270.0090.00615.74
7.1.260.0090.00316.01
7.1.250.0070.00315.88
7.1.200.0120.00915.57
7.1.100.0030.00918.30
7.1.70.0080.00017.22
7.1.60.0100.01419.82
7.1.50.0090.00616.98
7.1.00.0100.07022.40
7.0.200.0060.00316.93
7.0.140.0030.07321.99
7.0.60.0070.07019.85
7.0.50.0100.08017.71
7.0.40.0030.04720.05
7.0.30.0230.05320.26
7.0.20.0200.07320.10
7.0.10.0330.04020.30
7.0.00.0070.07720.20
5.6.280.0000.07721.09
5.6.210.0070.07720.57
5.6.200.0070.04018.18
5.6.190.0130.06720.51
5.6.180.4030.04020.64
5.6.170.0370.08320.50
5.6.160.0170.07020.57
5.6.150.0070.08018.15
5.6.140.0100.08018.14
5.6.130.0000.08018.22
5.6.120.0070.06320.98
5.6.110.0070.04020.90
5.6.100.0130.06021.12
5.6.90.0170.04321.11
5.6.80.0070.08020.52
5.6.70.0170.03020.47
5.5.350.0070.08020.39
5.5.340.0030.04017.94
5.5.330.0130.07020.19
5.5.320.0370.07320.42
5.5.310.0330.07320.34
5.5.300.0070.08317.94
5.5.290.0030.05317.95
5.5.280.0070.05020.69
5.5.270.0070.04720.81
5.5.260.0030.05020.91
5.5.250.0000.04320.61
5.5.240.0000.09020.20
5.4.450.0100.07319.20
5.4.440.0070.06019.24
5.4.430.0000.10019.27
5.4.420.0030.05019.56
5.4.410.0030.07019.42
5.4.400.0030.07319.23
5.4.390.0070.07018.98
5.4.380.0030.08019.08
5.4.370.0100.06718.98
5.4.360.0070.04718.85
5.4.350.0100.06718.87
5.4.340.0030.05018.87
5.4.320.0030.06019.13
5.4.310.0030.07318.87
5.4.300.0070.05319.13
5.4.290.0130.03719.06
5.4.280.0030.05318.87
5.4.270.0030.03719.17
5.4.260.0070.04018.85
5.4.250.0100.07718.93
5.4.240.0070.07018.98
5.4.230.0100.06719.21
5.4.220.0030.07019.04
5.4.210.0070.05719.22
5.4.200.0000.06319.23
5.4.190.0100.03019.14
5.4.180.0070.07019.07
5.4.170.0070.04719.07
5.4.160.0070.06318.85
5.4.150.0070.06318.81
5.4.140.0070.07016.38
5.4.130.0030.06016.33
5.4.120.0000.04716.34
5.4.110.0070.04316.29
5.4.100.0070.06016.28
5.4.90.0000.07716.45
5.4.80.0000.04316.45
5.4.70.0030.04716.44
5.4.60.0000.07716.51
5.4.50.0030.06316.32
5.4.40.0130.04016.53
5.4.30.0070.07016.52
5.4.20.0000.04716.49
5.4.10.0030.07316.55
5.4.00.0000.07315.83
5.3.290.0030.07314.77
5.3.280.0000.07714.63
5.3.270.0000.08014.63
5.3.260.0030.07714.73
5.3.250.0030.07714.52
5.3.240.0000.07314.73
5.3.230.0030.04314.59
5.3.220.0070.07314.58
5.3.210.0070.07714.50
5.3.200.0030.07314.70
5.3.190.0070.08014.49
5.3.180.0030.05314.48
5.3.170.0000.08314.66
5.3.160.0030.07014.55
5.3.150.0070.06314.59
5.3.140.0070.04714.73
5.3.130.0000.07314.46
5.3.120.0030.07014.78
5.3.110.0000.04014.57
5.3.100.0070.04014.22
5.3.90.0000.07314.22
5.3.80.0030.07014.22
5.3.70.0070.06014.22
5.3.60.0000.04714.22
5.3.50.0000.04314.22
5.3.40.0030.05314.22
5.3.30.0070.05714.22
5.3.20.0100.05314.22
5.3.10.0000.08014.22
5.3.00.0070.05714.22
5.2.170.0000.04314.22
5.2.160.0030.06014.22
5.2.150.0030.04014.22
5.2.140.0000.04314.22
5.2.130.0030.06014.22
5.2.120.0070.04314.22
5.2.110.0030.06714.22
5.2.100.0030.05314.22
5.2.90.0000.04014.22
5.2.80.0000.06314.22
5.2.70.0030.05714.22
5.2.60.0000.06314.22
5.2.50.0030.06014.22
5.2.40.0000.04014.22
5.2.30.0000.06714.22
5.2.20.0070.03314.22
5.2.10.0030.06314.22
5.2.00.0030.06314.22
5.1.60.0030.05314.22
5.1.50.0000.04714.22
5.1.40.0030.03014.22
5.1.30.0000.04014.22
5.1.20.0030.05014.22
5.1.10.0070.03714.22
5.1.00.0030.05014.22
5.0.50.0030.03014.22
5.0.40.0000.02314.22
5.0.30.0000.03014.22
5.0.20.0070.01314.22
5.0.10.0030.01714.22
5.0.00.0030.02714.22
4.4.90.0070.03314.22
4.4.80.0030.03314.22
4.4.70.0000.03714.22
4.4.60.0030.03314.22
4.4.50.0000.03714.22
4.4.40.0000.05314.22
4.4.30.0000.03714.22
4.4.20.0000.01714.22
4.4.10.0030.02014.22
4.4.00.0000.02314.22
4.3.110.0000.01314.22
4.3.100.0000.01314.22
4.3.90.0000.01314.22
4.3.80.0000.02314.22
4.3.70.0000.01314.22
4.3.60.0000.01314.22
4.3.50.0000.01314.22
4.3.40.0030.02014.22
4.3.30.0000.01714.22
4.3.20.0030.01314.22
4.3.10.0000.01714.22
4.3.00.0000.01314.22

preferences:
39.72 ms | 400 KiB | 5 Q