trim a string from Start - Java java.lang

Java examples for java.lang:String Trim

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Description

trim a string from Start

Demo Code

//package com.java2s;

public class Main {
    public static String trimStart(String string, Character... charsToTrim) {
        if (string == null || charsToTrim == null)
            return string;

        int startingIndex = 0;
        for (int index = 0; index < string.length(); index++) {
            boolean removeChar = false;
            if (charsToTrim.length == 0) {
                if (Character.isSpace(string.charAt(index))) {
                    startingIndex = index + 1;
                    removeChar = true;//from  w w w  .j ava 2  s .  c o m
                }
            } else {
                for (int trimCharIndex = 0; trimCharIndex < charsToTrim.length; trimCharIndex++) {
                    if (string.charAt(index) == charsToTrim[trimCharIndex]) {
                        startingIndex = index + 1;
                        removeChar = true;
                        break;
                    }
                }
            }
            if (!removeChar)
                break;
        }
        return string.substring(startingIndex);
    }
}

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