Online PHP editor | refs 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 );

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