㈠ c璇璦 鎬庝箞璇繪枃浠朵腑鐨勬眽瀛
銆銆瀛楃﹁誨啓鍑芥暟fgetc鍜宖putc
銆銆瀛楃﹁誨啓鍑芥暟鏄浠ュ瓧絎︼紙瀛楄妭錛変負鍗曚綅鐨勮誨啓鍑芥暟銆 姣忔″彲浠庢枃浠惰誨嚭鎴栧悜鏂囦歡鍐欏叆涓涓瀛楃︺
銆銆1) 璇誨瓧絎﹀嚱鏁癴getc
銆銆fgetc鍑芥暟鐨勫姛鑳芥槸浠庢寚瀹氱殑鏂囦歡涓璇諱竴涓瀛楃︼紝鍑芥暟璋冪敤鐨勫艦寮忎負錛
銆銆瀛楃﹀彉閲=fgetc(鏂囦歡鎸囬拡);
銆銆渚嬪傦細
銆銆ch=fgetc(fp);
銆銆鍏舵剰涔夋槸浠庢墦寮鐨勬枃浠秄p涓璇誨彇涓涓瀛楃﹀苟閫佸叆ch涓銆
銆銆瀵逛簬fgetc鍑芥暟鐨勪嬌鐢ㄦ湁浠ヤ笅鍑犵偣璇存槑錛
銆銆鍦╢getc鍑芥暟璋冪敤涓錛岃誨彇鐨勬枃浠跺繀欏繪槸浠ヨ繪垨璇誨啓鏂瑰紡鎵撳紑鐨勩
銆銆璇誨彇瀛楃︾殑緇撴灉涔熷彲浠ヤ笉鍚戝瓧絎﹀彉閲忚祴鍊箋備緥濡傦細fgetc(fp); 浣嗘槸璇誨嚭鐨勫瓧絎︿笉鑳戒繚瀛樸
銆銆鍦ㄦ枃浠跺唴閮ㄦ湁涓涓浣嶇疆鎸囬拡銆傜敤鏉ユ寚鍚戞枃浠剁殑褰撳墠璇誨啓瀛楄妭銆傚湪鏂囦歡鎵撳紑鏃訛紝璇ユ寚閽堟繪槸鎸囧悜鏂囦歡鐨勭涓涓瀛楄妭銆備嬌鐢╢getc 鍑芥暟鍚庯紝璇ヤ綅緗鎸囬拡灝嗗悜鍚庣Щ鍔ㄤ竴涓瀛楄妭銆 鍥犳ゅ彲榪炵畫澶氭′嬌鐢╢getc鍑芥暟錛岃誨彇澶氫釜瀛楃︺傚簲娉ㄦ剰鏂囦歡鎸囬拡鍜屾枃浠跺唴閮ㄧ殑浣嶇疆鎸囬拡涓嶆槸涓鍥炰簨銆傛枃浠舵寚閽堟槸鎸囧悜鏁翠釜鏂囦歡鐨勶紝欏誨湪紼嬪簭涓瀹氫箟璇存槑錛屽彧瑕佷笉閲嶆柊璧嬪礆紝鏂囦歡鎸囬拡鐨勫兼槸涓嶅彉鐨勩傛枃浠跺唴閮ㄧ殑浣嶇疆鎸囬拡鐢ㄤ互鎸囩ず鏂囦歡鍐呴儴鐨勫綋鍓嶈誨啓浣嶇疆錛屾瘡璇誨啓涓嬈★紝璇ユ寚閽堝潎鍚戝悗縐誨姩錛屽畠涓嶉渶鍦ㄧ▼搴忎腑瀹氫箟璇存槑錛岃屾槸鐢辯郴緇熻嚜鍔ㄨ劇疆鐨勩
銆銆銆愪緥13-1銆戣誨叆鏂囦歡c1.doc錛屽湪灞忓箷涓婅緭鍑恆#include<stdio.h>main(){ FILE *fp; char ch; if((fp=fopen("d:\\jrzh\\example\\c1.txt","rt"))==NULL){ printf("\nCannot open file strike any key exit!"); getch(); exit(1); } ch=fgetc(fp); while(ch!=EOF){ putchar(ch); ch=fgetc(fp); } fclose(fp);}
銆銆鏈渚嬬▼搴忕殑鍔熻兘鏄浠庢枃浠朵腑閫愪釜璇誨彇瀛楃︼紝鍦ㄥ睆騫曚笂鏄劇ず銆傜▼搴忓畾涔変簡鏂囦歡鎸囬拡fp錛屼互璇繪枃鏈鏂囦歡鏂瑰紡鎵撳紑鏂囦歡鈥渄:\\jrzh\\example\\ex1_1.c鈥濓紝騫朵嬌fp鎸囧悜璇ユ枃浠躲傚傛墦寮鏂囦歡鍑洪敊錛岀粰鍑烘彁紺哄苟閫鍑虹▼搴忋傜▼搴忕10琛屽厛璇誨嚭涓涓瀛楃︼紝鐒跺悗榪涘叆寰鐜錛屽彧瑕佽誨嚭鐨勫瓧絎︿笉鏄鏂囦歡緇撴潫鏍囧織錛堟瘡涓鏂囦歡鏈鏈変竴緇撴潫鏍囧織EOF錛夊氨鎶婅ュ瓧絎︽樉紺哄湪灞忓箷涓婏紝鍐嶈誨叆涓嬩竴瀛楃︺傛瘡璇諱竴嬈★紝鏂囦歡鍐呴儴鐨勪綅緗鎸囬拡鍚戝悗縐誨姩涓涓瀛楃︼紝鏂囦歡緇撴潫鏃訛紝璇ユ寚閽堟寚鍚慐OF銆傛墽琛屾湰紼嬪簭灝嗘樉紺烘暣涓鏂囦歡銆
銆銆2) 鍐欏瓧絎﹀嚱鏁癴putc
銆銆fputc鍑芥暟鐨勫姛鑳芥槸鎶婁竴涓瀛楃﹀啓鍏ユ寚瀹氱殑鏂囦歡涓銆傚嚱鏁拌皟鐢ㄧ殑褰㈠紡涓猴細
銆銆fputc( 瀛楃﹂噺, 鏂囦歡鎸囬拡 );
銆銆鍏朵腑錛屽緟鍐欏叆鐨勫瓧絎﹂噺鍙浠ユ槸瀛楃﹀父閲忔垨鍙橀噺錛屼緥濡傦細
銆銆fputc('a',fp);
銆銆鍏舵剰涔夋槸鎶婂瓧絎a鍐欏叆fp鎵鎸囧悜鐨勬枃浠朵腑銆
銆銆瀵逛簬fputc鍑芥暟鐨勪嬌鐢ㄤ篃瑕佽存槑鍑犵偣錛
銆銆琚鍐欏叆鐨勬枃浠跺彲浠ョ敤鍐欍佽誨啓銆佽拷鍔犳柟寮忔墦寮錛岀敤鍐欐垨璇誨啓鏂瑰紡鎵撳紑涓涓宸插瓨鍦ㄧ殑鏂囦歡鏃跺皢娓呴櫎鍘熸湁鐨勬枃浠跺唴瀹癸紝鍐欏叆瀛楃︿粠鏂囦歡棣栧紑濮嬨傚傞渶淇濈暀鍘熸湁鏂囦歡鍐呭癸紝甯屾湜鍐欏叆鐨勫瓧絎︿互鏂囦歡鏈寮濮嬪瓨鏀撅紝蹇呴』浠ヨ拷鍔犳柟寮忔墦寮鏂囦歡銆傝鍐欏叆鐨勬枃浠惰嫢涓嶅瓨鍦錛屽垯鍒涘緩璇ユ枃浠躲
銆銆姣忓啓鍏ヤ竴涓瀛楃︼紝鏂囦歡鍐呴儴浣嶇疆鎸囬拡鍚戝悗縐誨姩涓涓瀛楄妭銆
銆銆fputc鍑芥暟鏈変竴涓榪斿洖鍊錛屽傚啓鍏ユ垚鍔熷垯榪斿洖鍐欏叆鐨勫瓧絎︼紝鍚﹀垯榪斿洖涓涓狤OF銆傚彲鐢ㄦゆ潵鍒ゆ柇鍐欏叆鏄鍚︽垚鍔熴