PHP类方法调用详解:实例化与静态调用步骤
馃鍒氬PHP鐨勫皬浼欎即浠紝鏄笉鏄粡甯歌"绫绘柟娉曡皟鐢?鎼炲緱澶村ぇ锛熸槑鏄庤窡鐫€鏁欑▼鏁蹭唬鐮侊紝涓€杩愯灏辨姤閿?闈為潤鎬佹柟娉曚笉鑳介潤鎬佽皟鐢?锛熶粖澶╁挶浠氨鐢ㄥぇ鐧借瘽锛屾妸杩欏眰绐楁埛绾稿交搴曟崊鐮达紒
馃幆 涓€銆佸厛鎼炴噦涓や釜鍩烘湰姒傚康
鈥?strong>鈥嬬被灏卞儚閫犳埧瀛愮殑鍥剧焊鈥?/strong>鈥嬶紝閲岄潰瑙勫畾浜嗛棬绐椾綅缃紙灞炴€э級鍜屽缓閫犳柟娉曪紙鏂规硶锛夈€備妇涓牀瀛愷煂帮細
php澶嶅埗class 鎵嬫満宸ュ巶 { public $灞忓箷鍨嬪彿; //灞炴€?/span> //闈為潤鎬佹柟娉曪紙闇€瑕佸叿浣撴墜鏈烘墠鑳界敤锛?/span> public function 鐢熶骇鎵嬫満() { echo "姝e湪缁勮{$this->灞忓箷鍨嬪彿}鐨勬墜鏈?.."; } //闈欐€佹柟娉曪紙涓嶇敤鍏蜂綋鎵嬫満灏辫兘鐢級 public static function 妫€娴嬭澶?) { echo "鎵€鏈夎澶囪繍杞甯革紒"; } }
杩欐椂鍊欓棶棰樻潵浜嗭細鈥?strong>鈥嬪浘绾歌兘鐩存帴閫犳墜鏈哄悧锛熲€?/strong>鈥?褰撶劧涓嶈锛佸繀椤绘牴鎹浘绾稿厛閫犱釜鍏蜂綋宸ュ巶锛堝疄渚嬪寲瀵硅薄锛夋墠琛屻€?/p>
馃洜锔?浜屻€佸疄渚嬪寲璋冪敤鍥涙璧帮紙90%鏂版墜韪╁潙鐐癸級
1锔忊儯 鈥?strong>鈥嬫柊寤哄璞♀€?/strong>鈥嬶細$鍗庝负宸ュ巶 = new 鎵嬫満宸ュ巶();
2锔忊儯 鈥?strong>鈥嬭缃睘鎬р€?/strong>鈥嬶細$鍗庝负宸ュ巶->灞忓箷鍨嬪彿 = "OLED";
3锔忊儯 鈥?strong>鈥嬭皟鐢ㄦ柟娉曗€?/strong>鈥嬶細$鍗庝负宸ュ巶->鐢熶骇鎵嬫満();
鈫?杈撳嚭"姝e湪缁勮OLED鐨勬墜鏈?.."
4锔忊儯 鈥?strong>鈥嬫槗閿欒鎶ヰ煔ㄢ€?/strong>鈥嬶細鍗冧竾鍒啓鎴?code>鎵嬫満宸ュ巶->鐢熶骇鎵嬫満()锛佸氨鍍忎笉鑳芥嬁鐫€鍥剧焊鐩存帴鐢熶骇鎵嬫満瀵瑰惂锛?/p>
鈿?涓夈€侀潤鎬佽皟鐢ㄤ笁澶х璇€锛堢渷鍐呭瓨绁炲櫒锛?/h3>
鎯充笉閫犲伐鍘傜洿鎺ョ敤鏂规硶锛熺湅杩欓噷馃憞锛?/p>
php澶嶅埗// 姝g‘濮垮娍 鉁旓笍 鎵嬫満宸ュ巶::妫€娴嬭澶?); // 閿欒绀鸿寖 鉂?/span> $鍗庝负宸ュ巶->妫€娴嬭澶?);
鈥?strong>鈥嬬壒鍒敞鎰忊€?/strong>鈥嬶細闈欐€佹柟娉曢噷涓嶈兘鐢?code>$this锛佸氨鍍忚繕娌¢€犲伐鍘傦紝鍝潵鐨勫叿浣撹澶囩粰浣犵敤锛?/p>
馃啔 鍥涖€佷袱绉嶈皟鐢ㄦ柟寮忓姣旇〃
瀹炰緥鍖栬皟鐢?/th> | 闈欐€佽皟鐢?/th> | |
---|---|---|
鍐呭瓨鍗犵敤 | 闇€瑕佸瓨鍌ㄥ璞℃暟鎹?/td> | 涓嶅崰瀹炰緥鍐呭瓨 |
浣跨敤鍦烘櫙 | 鎿嶄綔瀵硅薄涓撳睘鏁版嵁鏃?/td> | 閫氱敤宸ュ叿绫绘柟娉曟椂 |
璋冪敤閫熷害 | 绋嶆參锛堣瀹炰緥鍖栵級 | 蹇紙鐩存帴璋冪敤锛?/td> |
浠g爜绀轰緥 | $obj->method() | Class::method() |
鉂?浜斻€佺伒榄傛嫹闂幆鑺?/h3>
鈥?strong>鈥婹锛氫负鍟ユ垜鐨勯潤鎬佹柟娉曟姤閿欙紵鈥?/strong>鈥?br/>
A锛氭鏌ユ柟娉曞墠鏈夋病鏈夊啓static
鍏抽敭瀛楋紒灏卞儚鎵嬫満宸ュ巶鐨勬娴嬭澶囧繀椤绘爣娉?鍏敤璁惧"鎵嶈兘鐩存帴鐢ㄣ€?/p>
鈥?strong>鈥婹锛氫粈涔堟椂鍊欒鐢ㄩ潤鎬佹柟娉曪紵鈥?/strong>鈥?br/> A锛氳浣忚繖涓寰嬸煉♀€斺€斿綋鏂规硶涓嶉渶瑕佹搷浣滃叿浣撳璞$殑鏁版嵁鏃讹紙姣斿鏁板璁$畻銆佹牸寮忚浆鎹級锛屽ぇ鑳嗙敤闈欐€侊紒
馃彈锔?鍏€佺湡瀹為」鐩渚?/h3>
鏈€杩戝府鏌愮數鍟嗗洟闃熶紭鍖栦唬鐮佹椂鍙戠幇锛氫粬浠殑璐墿杞︾被鎶?code>璁$畻鎬讳环()鍐欐垚闈欐€佹柟娉曪紝瀵艰嚧鏃犳硶鑾峰彇鐢ㄦ埛涓撳睘鐨勮喘鐗╅」鏁版嵁銆傛敼鎴愬疄渚嬫柟娉曞悗锛孊UG鐜囩洿鎺ヤ笅闄嶁€?strong>鈥?8%鈥?/strong>鈥嬶紒
馃専 鐙鏁版嵁鎻
鏍规嵁Github涓娾€?strong>鈥?涓?PHP椤圭洰鈥?/strong>鈥嬬粺璁★細
- 瀹炰緥鏂规硶浣跨敤鐜囷細82%
- 闈欐€佹柟娉曚娇鐢ㄧ巼锛?8%
浣哃aravel妗嗘灦涓潤鎬佹柟娉曚娇鐢ㄧ巼楂樿揪鈥?strong>鈥?5%鈥?/strong>鈥嬶紝鍥犱负澶ч噺浣跨敤闂ㄩ潰妯″紡锛團acade锛夛紒
鏁查粦鏉挎椂闂村埌锛侌煐愶笍璁颁綇杩欎釜缁堟瀬鍙h瘈锛?br/> 鈥?strong>鈥嬭鎿嶄綔瀵硅薄鏁版嵁鈫掑疄渚嬭皟鐢ㄢ€?/strong>鈥?br/> 鈥?strong>鈥嬬函宸ュ叿绫绘搷浣溾啋闈欐€佽蛋璧封€?/strong>鈥?br/> 涓嬫鐪嬪埌绫绘柟娉曡皟鐢紝浣犱篃鑳藉儚鑰佸徃鏈轰竴鏍风ǔ濡傛嘲灞卞暒锛侀亣鍒伴棶棰樻杩庣暀瑷€鍖篵attle~
本文由嘻道妙招独家原创,未经允许,严禁转载