Java String trim()

The java string trim() method eliminates leading and trailing spaces. The unicode value of space character is '\u0020'. The trim() method in java string checks this unicode value before and after the string, if it exists then removes the spaces and returns the omitted string.

The string trim() method doesn't omits middle spaces.

Internal implementation


The signature or syntax of string trim method is given below:


string with omitted leading and trailing spaces

Java String trim() method example

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  hello string   w3cschoool
hello stringw3cschoool   

Java String trim() Method Example 2

This example demonstrate the use of trim method. This method removes all the trailing spaces so the length of string also reduces. Let's see an example.

  hello java string   
hello java string

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String trim()