PHP鍩硅鏁欑▼ PHP閲?零涓矞涓轰汉鐭ヤ絾鍗撮潪甯告湁鐢ㄧ殑鍑芥暟
PHP鍩硅鏁欑▼ PHP閲?0涓矞涓轰汉鐭ヤ絾鍗撮潪甯告湁鐢ㄧ殑鍑芥暟
銆€銆€
php閲屾湁闈炲父涓板瘜鐨勫唴缃嚱鏁帮紝寰堝鎴戜滑閮界敤杩囷紝浣嗕粛鏈夊緢澶氱殑鍑芥暟鎴戜滑澶ч儴鍒嗕汉閮戒笉鐔熸倝锛屽彲瀹冧滑鍗村崄鍒嗙殑鏈夌敤銆傝繖绡囨枃绔犻噷锛屽厔寮熻繛灏忕紪鍒椾妇浜嗕竴浜汸HP鍩硅椴滀负浜虹煡浣嗕細璁╀綘鐪肩潧涓€浜殑PHP鍑芥暟銆?
銆€銆€levenshtein()
銆€銆€浣犳湁娌℃湁缁忓巻杩囬渶瑕佺煡閬撲袱涓崟璇嶆湁澶氬ぇ鐨勪笉鍚岀殑鏃跺€欙紝杩欎釜鍑芥暟灏辨槸鏉ュ府浣犺В鍐宠繖涓棶棰樼殑銆傚畠鑳芥瘮杈冨嚭涓や釜瀛楃涓茬殑涓嶅悓绋嬪害銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$str1 = "carrot";
銆€銆€$str2 = "carrrott";
銆€銆€echo levenshtein($str1, $str2); //Outputs 2
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.levenshtein.php
銆€銆€get_defined_vars()
銆€銆€杩欐槸涓€涓湪debug璋冭瘯鏃堕潪甯告湁鐢ㄧ殑鍑芥暟銆傝繖涓嚱鏁拌繑鍥炰竴涓缁存暟缁勶紝閲岄潰鍖呭惈浜嗘墍鏈夊畾涔夎繃鐨勫彉閲忋€?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€print_r(get_defined_vars());
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.get-defined-vars.php
銆€銆€php_check_syntax()
銆€銆€杩欎釜鍑芥暟闈炲父鐨勬湁鐢紝鍙互鐢ㄦ潵妫€鏌HP鐨勮娉曟槸鍚︽纭€傚嚭浜庢妧鏈笂鐨勫師鍥狅紝浠嶱HP 5.05寮€濮嬶紝杩欎釜鍑芥暟琚垹闄や簡銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$error_message = "";
銆€銆€$filename = "./php_script.php";
銆€銆€if(!php_check_syntax($filename, &$error_message)) {
銆€銆€echo "Errors were found in the file $filename: $error_message";
銆€銆€} else {
銆€銆€echo "The file $filename contained no syntax errors";
銆€銆€}
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.php-check-syntax.php
銆€銆€ignore_user_abort()
銆€銆€杩欎釜鍑芥暟鐢ㄦ潵鎷掔粷娴忚鍣ㄧ鐢ㄦ埛缁堟鎵ц鑴氭湰鐨勮姹傘€傛甯告儏鍐典笅瀹㈡埛绔殑閫€鍑轰細瀵艰嚧鏈嶅姟鍣ㄧ鑴氭湰鍋滄杩愯銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€ignore_user_abort();
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.ignore-user-abort.php
銆€銆€highlight_string()
銆€銆€褰撲綘鎯虫妸PHP浠ｇ爜鏄剧ず鍒伴〉闈笂鏃讹紝highlight_string()鍑芥暟灏变細鏄惧緱闈炲父鏈夌敤銆傝繖涓嚱鏁颁細鎶婁綘鎻愪緵鐨凱HP浠ｇ爜鐢ㄥ唴缃殑PHP璇硶绐佸嚭鏄剧ず瀹氫箟鐨勯鑹查珮浜樉绀恒€傝繖涓嚱鏁版湁涓や釜鍙傛暟锛岀涓€涓弬鏁版槸涓€涓瓧绗︿覆锛岃〃绀鸿繖涓瓧绗︿覆闇€瑕佽绐佸嚭鏄剧ず銆傜浜屼釜鍙傛暟濡傛灉璁剧疆鎴怲RUE锛岃繖涓嚱鏁板氨浼氭妸楂樹寒鍚庣殑浠ｇ爜褰撴垚杩斿洖鍊艰繑鍥炪€?
銆€銆€鐢ㄦ硶
銆€銆€<?php
銆€銆€highlight_string(' <?php phpinfo(); ?>');
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.highlight-string.php
銆€銆€highlight_file
銆€銆€杩欐槸涓€涓潪甯告湁鐢ㄧ殑PHP鍑芥暟锛屽畠鑳借繑鍥炴寚瀹氱殑PHP鏂囦欢锛屽苟鎸夌収璇硶璇箟鐢ㄩ珮浜鑹茬獊鍑烘樉绀烘枃浠跺唴瀹广€傚叾涓殑绐佸嚭鏄剧ず鐨勪唬鐮侀兘鏄敤HTML鏍囪澶勭悊杩囩殑銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€highlight_file("php_script.php");
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.highlight-file.php
銆€銆€php_strip_whitespace
銆€銆€杩欎釜鍑芥暟涔熻窡鍓嶉潰鐨剆how_source()鍑芥暟鐩镐技锛屼絾瀹冧細鍒犻櫎鏂囦欢閲岀殑娉ㄩ噴鍜岀┖鏍肩銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo php_strip_whitespace("php_script.php");
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.php-strip-whitespace.php
銆€銆€get_browser
銆€銆€杩欎釜鍑芥暟浼氳鍙朾rowscap.ini鏂囦欢锛岃繑鍥炴祻瑙堝櫒鍏煎淇℃伅銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo $_SERVER['HTTP_USER_AGENT'];
銆€銆€$browser = get_browser();
銆€銆€print_r($browser);
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.get-browser.php
銆€銆€memory_get_usage(),memory_get_peak_usage(),getrusage()
銆€銆€杩欎簺鍑芥暟鐢ㄦ潵鑾峰彇鍐呭瓨鍜孋PU浣跨敤鎯呭喌锛宮emory_get_usage()鍑芥暟杩斿洖鍐呭瓨浣跨敤閲忥紝memory_get_peak_usage()鍑芥暟杩斿洖鍐呭瓨浣跨敤宄板€硷紝getrusage()杩斿洖CUP浣跨敤鎯呭喌锛屽湪璋冭瘯PHP浠ｇ爜鎬ц兘鏃讹紝杩欎簺鍑芥暟浼氱粰浣犳彁渚涗竴浜涙湁鐢ㄤ俊鎭€備絾鏈変竴鐐硅娉ㄦ剰锛屽湪杩欎簺鍑芥暟涓璚indow涓婃棤鏁堛€?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo "Initial: ".memory_get_usage()." bytes \n";
銆€銆€echo "Peak: ".memory_get_peak_usage()." bytes \n";
銆€銆€$data = getrusage();
銆€銆€echo "User time: ".
銆€銆€($data['ru_utime.tv_sec'] +
銆€銆€$data['ru_utime.tv_usec'] / 1000000);
銆€銆€echo "System time: ".
銆€銆€($data['ru_stime.tv_sec'] +
銆€銆€$data['ru_stime.tv_usec'] / 1000000);
銆€銆€?>
銆€銆€gzcompress(), gzuncompress()
銆€銆€杩欎袱涓嚱鏁扮敤鏉ュ帇缂╁拰瑙ｅ帇瀛楃涓叉暟鎹€傚畠浠殑鍘嬬缉鐜囪兘杈惧埌50% 宸﹀彸銆傚彟澶栫殑鍑芥暟 gzencode() 鍜?gzdecode() 涔熻兘杈惧埌绫讳技缁撴灉锛屼絾浣跨敤浜嗕笉鍚岀殑鍘嬬缉绠楁硶銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$string =
銆€銆€"Lorem ipsum dolor sit amet, consectetur
銆€銆€adipiscing elit. Nunc ut elit id mi ultricies
銆€銆€adipiscing. Nulla facilisi. Praesent pulvinar,
銆€銆€sapien vel feugiat vestibulum, nulla dui pretium orci,
銆€銆€non ultricies elit lacus quis ante. Lorem ipsum dolor
銆€銆€sit amet, consectetur adipiscing elit. Aliquam
銆€銆€pretium ullamcorper urna quis iaculis. Etiam ac massa
銆€銆€sed turpis tempor luctus. Curabitur sed nibh eu elit
銆€銆€mollis congue. Praesent ipsum diam, consectetur vitae
銆€銆€ornare a, aliquam a nunc. In id magna pellentesque
銆€銆€tellus posuere adipiscing. Sed non mi metus, at lacinia
銆€銆€augue. Sed magna nisi, ornare in mollis in, mollis
銆€銆€sed nunc. Etiam at justo in leo congue mollis.
銆€銆€Nullam in neque eget metus hendrerit scelerisque
銆€銆€eu non enim. Ut malesuada lacus eu nulla bibendum
銆€銆€id euismod urna sodales. ";
銆€銆€$compressed = gzcompress($string);
銆€銆€$original = gzuncompress($compressed);
銆€銆€?>
銆€銆€
php閲屾湁闈炲父涓板瘜鐨勫唴缃嚱鏁帮紝寰堝鎴戜滑閮界敤杩囷紝浣嗕粛鏈夊緢澶氱殑鍑芥暟鎴戜滑澶ч儴鍒嗕汉閮戒笉鐔熸倝锛屽彲瀹冧滑鍗村崄鍒嗙殑鏈夌敤銆傝繖绡囨枃绔犻噷锛屽厔寮熻繛灏忕紪鍒椾妇浜嗕竴浜汸HP鍩硅椴滀负浜虹煡浣嗕細璁╀綘鐪肩潧涓€浜殑PHP鍑芥暟銆?
銆€銆€levenshtein()
銆€銆€浣犳湁娌℃湁缁忓巻杩囬渶瑕佺煡閬撲袱涓崟璇嶆湁澶氬ぇ鐨勪笉鍚岀殑鏃跺€欙紝杩欎釜鍑芥暟灏辨槸鏉ュ府浣犺В鍐宠繖涓棶棰樼殑銆傚畠鑳芥瘮杈冨嚭涓や釜瀛楃涓茬殑涓嶅悓绋嬪害銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$str1 = "carrot";
銆€銆€$str2 = "carrrott";
銆€銆€echo levenshtein($str1, $str2); //Outputs 2
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.levenshtein.php
銆€銆€get_defined_vars()
銆€銆€杩欐槸涓€涓湪debug璋冭瘯鏃堕潪甯告湁鐢ㄧ殑鍑芥暟銆傝繖涓嚱鏁拌繑鍥炰竴涓缁存暟缁勶紝閲岄潰鍖呭惈浜嗘墍鏈夊畾涔夎繃鐨勫彉閲忋€?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€print_r(get_defined_vars());
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.get-defined-vars.php
銆€銆€php_check_syntax()
銆€銆€杩欎釜鍑芥暟闈炲父鐨勬湁鐢紝鍙互鐢ㄦ潵妫€鏌HP鐨勮娉曟槸鍚︽纭€傚嚭浜庢妧鏈笂鐨勫師鍥狅紝浠嶱HP 5.05寮€濮嬶紝杩欎釜鍑芥暟琚垹闄や簡銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$error_message = "";
銆€銆€$filename = "./php_script.php";
銆€銆€if(!php_check_syntax($filename, &$error_message)) {
銆€銆€echo "Errors were found in the file $filename: $error_message";
銆€銆€} else {
銆€銆€echo "The file $filename contained no syntax errors";
銆€銆€}
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.php-check-syntax.php
銆€銆€ignore_user_abort()
銆€銆€杩欎釜鍑芥暟鐢ㄦ潵鎷掔粷娴忚鍣ㄧ鐢ㄦ埛缁堟鎵ц鑴氭湰鐨勮姹傘€傛甯告儏鍐典笅瀹㈡埛绔殑閫€鍑轰細瀵艰嚧鏈嶅姟鍣ㄧ鑴氭湰鍋滄杩愯銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€ignore_user_abort();
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.ignore-user-abort.php
銆€銆€highlight_string()
銆€銆€褰撲綘鎯虫妸PHP浠ｇ爜鏄剧ず鍒伴〉闈笂鏃讹紝highlight_string()鍑芥暟灏变細鏄惧緱闈炲父鏈夌敤銆傝繖涓嚱鏁颁細鎶婁綘鎻愪緵鐨凱HP浠ｇ爜鐢ㄥ唴缃殑PHP璇硶绐佸嚭鏄剧ず瀹氫箟鐨勯鑹查珮浜樉绀恒€傝繖涓嚱鏁版湁涓や釜鍙傛暟锛岀涓€涓弬鏁版槸涓€涓瓧绗︿覆锛岃〃绀鸿繖涓瓧绗︿覆闇€瑕佽绐佸嚭鏄剧ず銆傜浜屼釜鍙傛暟濡傛灉璁剧疆鎴怲RUE锛岃繖涓嚱鏁板氨浼氭妸楂樹寒鍚庣殑浠ｇ爜褰撴垚杩斿洖鍊艰繑鍥炪€?
銆€銆€鐢ㄦ硶
銆€銆€<?php
銆€銆€highlight_string(' <?php phpinfo(); ?>');
銆€銆€?>
銆€銆€Source: http://php.net/manual/en/function.highlight-string.php
銆€銆€highlight_file
銆€銆€杩欐槸涓€涓潪甯告湁鐢ㄧ殑PHP鍑芥暟锛屽畠鑳借繑鍥炴寚瀹氱殑PHP鏂囦欢锛屽苟鎸夌収璇硶璇箟鐢ㄩ珮浜鑹茬獊鍑烘樉绀烘枃浠跺唴瀹广€傚叾涓殑绐佸嚭鏄剧ず鐨勪唬鐮侀兘鏄敤HTML鏍囪澶勭悊杩囩殑銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€highlight_file("php_script.php");
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.highlight-file.php
銆€銆€php_strip_whitespace
銆€銆€杩欎釜鍑芥暟涔熻窡鍓嶉潰鐨剆how_source()鍑芥暟鐩镐技锛屼絾瀹冧細鍒犻櫎鏂囦欢閲岀殑娉ㄩ噴鍜岀┖鏍肩銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo php_strip_whitespace("php_script.php");
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.php-strip-whitespace.php
銆€銆€get_browser
銆€銆€杩欎釜鍑芥暟浼氳鍙朾rowscap.ini鏂囦欢锛岃繑鍥炴祻瑙堝櫒鍏煎淇℃伅銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo $_SERVER['HTTP_USER_AGENT'];
銆€銆€$browser = get_browser();
銆€銆€print_r($browser);
銆€銆€?>
銆€銆€Source: http://www.php.net/manual/en/function.get-browser.php
銆€銆€memory_get_usage(),memory_get_peak_usage(),getrusage()
銆€銆€杩欎簺鍑芥暟鐢ㄦ潵鑾峰彇鍐呭瓨鍜孋PU浣跨敤鎯呭喌锛宮emory_get_usage()鍑芥暟杩斿洖鍐呭瓨浣跨敤閲忥紝memory_get_peak_usage()鍑芥暟杩斿洖鍐呭瓨浣跨敤宄板€硷紝getrusage()杩斿洖CUP浣跨敤鎯呭喌锛屽湪璋冭瘯PHP浠ｇ爜鎬ц兘鏃讹紝杩欎簺鍑芥暟浼氱粰浣犳彁渚涗竴浜涙湁鐢ㄤ俊鎭€備絾鏈変竴鐐硅娉ㄦ剰锛屽湪杩欎簺鍑芥暟涓璚indow涓婃棤鏁堛€?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€echo "Initial: ".memory_get_usage()." bytes \n";
銆€銆€echo "Peak: ".memory_get_peak_usage()." bytes \n";
銆€銆€$data = getrusage();
銆€銆€echo "User time: ".
銆€銆€($data['ru_utime.tv_sec'] +
銆€銆€$data['ru_utime.tv_usec'] / 1000000);
銆€銆€echo "System time: ".
銆€銆€($data['ru_stime.tv_sec'] +
銆€銆€$data['ru_stime.tv_usec'] / 1000000);
銆€銆€?>
銆€銆€gzcompress(), gzuncompress()
銆€銆€杩欎袱涓嚱鏁扮敤鏉ュ帇缂╁拰瑙ｅ帇瀛楃涓叉暟鎹€傚畠浠殑鍘嬬缉鐜囪兘杈惧埌50% 宸﹀彸銆傚彟澶栫殑鍑芥暟 gzencode() 鍜?gzdecode() 涔熻兘杈惧埌绫讳技缁撴灉锛屼絾浣跨敤浜嗕笉鍚岀殑鍘嬬缉绠楁硶銆?
銆€銆€鐢ㄦ硶锛?
銆€銆€<?php
銆€銆€$string =
銆€銆€"Lorem ipsum dolor sit amet, consectetur
銆€銆€adipiscing elit. Nunc ut elit id mi ultricies
銆€銆€adipiscing. Nulla facilisi. Praesent pulvinar,
銆€銆€sapien vel feugiat vestibulum, nulla dui pretium orci,
銆€銆€non ultricies elit lacus quis ante. Lorem ipsum dolor
銆€銆€sit amet, consectetur adipiscing elit. Aliquam
銆€銆€pretium ullamcorper urna quis iaculis. Etiam ac massa
銆€銆€sed turpis tempor luctus. Curabitur sed nibh eu elit
銆€銆€mollis congue. Praesent ipsum diam, consectetur vitae
銆€銆€ornare a, aliquam a nunc. In id magna pellentesque
銆€銆€tellus posuere adipiscing. Sed non mi metus, at lacinia
銆€銆€augue. Sed magna nisi, ornare in mollis in, mollis
銆€銆€sed nunc. Etiam at justo in leo congue mollis.
銆€銆€Nullam in neque eget metus hendrerit scelerisque
銆€銆€eu non enim. Ut malesuada lacus eu nulla bibendum
銆€銆€id euismod urna sodales. ";
銆€銆€$compressed = gzcompress($string);
銆€銆€$original = gzuncompress($compressed);
銆€銆€?>