技术问答python涓璻eplace鎬庝箞浣跨敤 - 扬州沐宇科技

鍦≒ython涓紝replace()鏂规硶鍙互鐢ㄤ簬鏇挎崲瀛楃涓蹭腑鐨勬寚瀹氬瓙瀛楃涓层€?/p>

replace()鏂规硶鐨勫熀鏈娉曞涓嬶細

str.replace(old, new, count)

鍏朵腑锛?code>str鏄杩涜鏇挎崲鐨勫瓧绗︿覆锛?code>old鏄琚浛鎹㈢殑瀛愬瓧绗︿覆锛?code>new鏄浛鎹㈠悗鐨勬柊瀛愬瓧绗︿覆锛?code>count鏄彲閫夊弬鏁帮紝琛ㄧず鍙浛鎹㈠墠鍑犱釜鍑虹幇鐨勫瓙瀛楃涓层€?/p>

涓嬮潰鏄竴涓ず渚嬶細

str = "Hello, World!"
new_str = str.replace("World", "Python")
print(new_str)

杈撳嚭缁撴灉涓猴細

Hello, Python!

鍦ㄤ笂闈㈢殑绀轰緥涓紝replace()鏂规硶灏嗗瓧绗︿覆涓殑"World"鏇挎崲涓?quot;Python"锛屽苟灏嗘柊鐨勫瓧绗︿覆璧嬬粰鍙橀噺new_str銆?/p>

闇€瑕佹敞鎰忕殑鏄紝replace()鏂规硶杩斿洖涓€涓柊鐨勫瓧绗︿覆锛屽師濮嬪瓧绗︿覆骞舵病鏈夋敼鍙樸€傚鏋滄兂瑕佸鍘熷瀛楃涓茶繘琛屾浛鎹紝闇€瑕佸皢鏇挎崲鍚庣殑瀛楃涓茶祴缁欏師濮嬪瓧绗︿覆銆備緥濡傦細

str = "Hello, World!"
str = str.replace("World", "Python")
print(str)

杈撳嚭缁撴灉涓猴細

Hello, Python!