Online PHP editor | perf for BTHk0

<?php function wp_is_stream( $path ) { if ( false === strpos( $path, '://' ) ) { // $path isn't a stream return false; } $wrappers = stream_get_wrappers(); $wrappers = array_map( 'preg_quote', $wrappers ); $wrappers_re = '(' . join( '|', $wrappers ) . ')'; return preg_match( "!^$wrappers_re://!", $path ) === 1; } function wp_is_stream2( $path ) { $scheme_separator = strpos( $path, '://' ); if ( false === $scheme_separator ) { // $path isn't a stream return false; } $stream = substr( $path, 0, $scheme_separator ); return in_array( $stream, stream_get_wrappers(), true ); } print( "Testing:\n" ); $tests = [ 'test', 'php://test', 'http://test', 'unknown://test', '://', 'unknown://php://test', ]; foreach ( $tests as $test ) { printf( "%-20s - wp_is_stream() => %-5s - wp_is_stream2() => %s\n", $test, wp_is_stream( $test ) ? 'true' : 'false', wp_is_stream2( $test ) ? 'true' : 'false' ); } $test_stream = 'php://test/stream'; $iterations = 1000000; $wp_start = microtime( true ); for( $i = 0; $i < $iterations; $i++ ) { $result = wp_is_stream( $test_stream ); } $wp_end = microtime( true ); $wp_start2 = microtime( true ); for( $i = 0; $i < $iterations; $i++ ) { $result = wp_is_stream2( $test_stream ); } $wp_end2 = microtime( true ); $wp_time = $wp_end - $wp_start; $wp_time2 = $wp_end2 - $wp_start2; print( "\nBenchmarking:\n" ); printf( "wp_is_stream() => %f seconds for %d iterations\n" . "wp_is_stream2() => %f seconds for %d iterations\n", $wp_time, $iterations, $wp_time2, $iterations ); printf( "Refactor improved execution time by %d percent.\n", ( $wp_time - $wp_time2 ) / $wp_time * 100 );

Version	System time (s)	User time (s)	Memory (MiB)
7.4.10	0.044	2.156	16.65
7.4.9	0.036	2.176	16.73
7.4.8	0.026	2.331	16.53
7.3.22	0.062	1.965	16.67
7.3.21	0.085	2.202	16.74
7.2.33	0.029	2.252	16.82
7.2.12	0.093	1.470	14.75
7.2.11	0.189	1.408	14.75
7.2.10	0.136	1.534	14.94
7.2.9	0.121	1.503	15.06
7.2.8	0.083	1.676	14.73
7.2.7	0.033	1.485	15.17
7.2.6	0.023	1.662	14.93
7.2.5	0.036	1.530	15.07
7.2.4	0.033	1.536	15.08
7.2.3	0.030	1.469	15.14
7.2.2	0.043	1.564	15.11
7.2.1	0.027	2.012	15.07
7.2.0	0.030	1.500	15.17
7.1.24	0.109	1.794	14.04
7.1.23	0.136	2.176	14.23
7.1.22	0.205	2.003	14.16
7.1.21	0.046	1.860	13.98
7.1.20	0.113	2.036	14.11
7.1.19	0.054	1.924	13.87
7.1.18	0.043	1.889	13.74
7.1.17	0.048	2.180	13.88
7.1.16	0.030	1.964	13.86
7.1.15	0.027	2.098	14.05
7.1.14	0.036	2.027	14.24
7.1.13	0.030	1.989	13.98
7.1.12	0.033	1.994	13.91
7.1.11	0.033	1.912	13.86
7.1.10	0.033	1.853	14.00
7.1.9	0.037	2.061	14.05
7.1.8	0.048	2.392	14.08
7.1.7	0.039	2.424	14.07
7.1.6	0.040	1.864	13.75
7.1.5	0.030	1.840	13.79
7.1.4	0.027	2.132	13.93
7.1.3	0.041	2.353	13.84
7.1.2	0.036	2.038	14.11
7.1.1	0.046	2.354	13.80
7.1.0	0.043	2.068	13.98
5.6.38	0.020	2.428	14.81