Java String trimLeadingWhitespace() Utility Method

This page contains the source code of Java String trimLeadingWhitespace() utility method - Trim leading whitespace from the given String.

Java trimLeadingWhitespace() Utility Method

The following trimLeadingWhitespace() utility method trim leading whitespace from the given String:
package com.javaguides.strings.utils; public class StringTrimUtil { /**  * Trim leading whitespace from the given {@code String}.  * @param str the {@code String} to check  * @return the trimmed {@code String}  * @see java.lang.Character#isWhitespace  */ public static String trimLeadingWhitespace(String str) { if (!hasLength(str)) { return str; } StringBuilder sb = new StringBuilder(str); while (sb.length() > 0 && Character.isWhitespace(sb.charAt(0))) { sb.deleteCharAt(0); } return sb.toString(); } public static boolean hasLength(String str) { return (str != null && str.length() > 0); } }



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