How to use substring to intercept string in Java

This article introduces you how to use substring in Java to achieve string interception, the content is very detailed, interested friends can refer to, I hope to help you.

Java string extraction functions have substring.

public String substring(int initiIndex, int endIndex) intercepts the string starting at initiInsex and ending at endIndex-1, and the return value is the string. It is important to note that this method is all lowercase and does not use hump notation.

String str = "wang";System.out.println(str.substring(1,3));//returns string "an"

The string extraction function substring in combination with the lookup function indexOf extracts the specified string from the string.

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