java - Is there any functions in String which can to help delete all spaces in string? -

is there functions in string can delete spaces in string? wouldn't use method this.

private string deletespace(string string) {     string newstring = "";     for(int = 0;i < string.length();i++)         if(string.charat(i) != ' ')             newstring += string.valueof(string.charat(i));     return newstring; } 

thank help.

// occurrences literal arguments string = string.replace(" ",""); 

or

// occurrences regular expression arguments string = string.replaceall("\\s+", "");