Java replace() method: string replacement

• Java

Grammar 1

replace(char oldChar,char newChar);

Example

String str = "C语言中文网";
str = str.replace("C语言中文网","C语言编程词典");

Grammar 2

public String replace(CharSequence target,CharSequence replacement)

Example

String str = "nnn";
str = str.replace("nn","m");
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