What is the use of substring method?
Definition and Usage. The substring() method extracts the characters from a string, between two specified indices, and returns the new sub string. This method extracts the characters in a string between "start" and "end", not including "end" itself.
How do you get the substring of a string?
The Substring() method in C# is used to retrieve a substring from this instance. The substring starts at a specified character position and continues to the end of the string. Syntax. The syntax is as follows - public string Substring (int begnIndex); public string Substring (int begnIndex, int len);
What is the difference between substring() and start and end?
If "start" is greater than "end", substring () will swap the two arguments, meaning (1, 4) equals (4, 1). If "start" or "end" is less than 0, they are treated as 0. The substring () method does not change the original string.
What is the difference between substr() and substring() in ECMAScript?
Negative lengths in substr () are treated as zero, while substring () will swap the two indexes if end is less than start. Furthermore, substr () is considered a legacy feature in ECMAScript, so it is best to avoid using it if possible.