int lastIndexOf(int ch): It returns the last occurrence of the character ch in the string. int lastIndexOf(int ch, int fromIndex): Same as lastIndexOf(int ch) method, it starts search from fromIndex. int indexOf(String str): This method returns the index of first occurrence of specifi...
Returns the index within this string of the first occurrence of the specified substring. int indexOf(String str, int fromIndex) Returns the index within this string of the first occurrence of the specified substring, starting at the specified index. StringBuffer insert(int offset, boolean b) ...
Template Processor:STR. It is a predefined template processor defined in the Java API. Template: Everything within" "or""" """is a template Embedded expressions: Each occurrence of dynamic data, such as,\{qty}is embedded expressions. This example mentionsSTRas a String Template processor. The...
Returns the index within this string of the first occurrence of the specified character, starting the search at the specified index. intindexOf(String str) Returns the index within this string of the first occurrence of the specified substring. intindexOf(String str, int fromIndex) Return...
of the first occurrence of the specified character, starting the search at the specified index.*/ System.out.println("'a'在第" + letters.indexOf('a', 1) + "个"); System.out.println("'$'在第" + letters.indexOf('$') + "个"); ...
* this String object, then the index (in Unicode * code units) of the first such occurrence is returned. For * values of ch in the range from 0 to 0xFFFF * (inclusive), this is the smallest value k such that: * <blockquote> * this.charAt(k) == ...
>>> # Search for the location of the first occurrence >>> text.find('no') 10 >>> >>> text = 'yeah, but no, but yeah, but no, but yeah' >>> # Exact match >>> text == 'yeah' False >>> # Match at start or end ...
indexOf(String str):Returns the index within this string of the first occurrence of the specified substring.(返回指定子串在字符串中第一次出现的索引) indexOf(String str, int fromIndex):Returns the index within this string of the first occurrence of the specified substring, starting at th...
There is a simplified version of this method in case the substring is nested in between two instances of the sameString: substringBetween(String str, String tag) ThesubstringAftermethod from the same class gets the substring after the first occurrence of a separator. ...
The idea is to use the indexOf() method of the String class, which returns the index within this string of the first occurrence of the specified substring, starting at the specified index. It returns -1 if there is no such occurrence. The trick is to start from the position where the ...