针对你的问题“cannot resolve method 'isblank' in 'string'”,以下是我的详细回答: 确认'isblank'是否为Java中String类的有效方法: 在Java中,String类并没有提供名为isblank的方法。isblank方法在Java 11中引入,但它是一个静态方法,属于java.lang.Character类,用于检查单个字符是否为空白字符(空格、制表符、换页...
isAnyBlank(css);}StringUtils的其他方法可以参考官方的文档,里面有详细的描述,有些方法还是很好用的.https://commons.apache.org/proper/commons-lang/apidocs/org/apache/commons/lang3/StringUtils.html（感谢阅读，希望对你所有帮助)来源：blog.csdn.net/moshowgame/article/details/102914895END2021年Java原创面试题...
AI代码解释 /**NOTE:This method changedinLang version2.0.*It no longer trims the CharSequence.*That functionality is availableinisBlank().**@param cs the CharSequence to check,may benull*@return{@codetrue}ifthe CharSequence is empty ornull*@since3.0Changed signature fromisEmpty(String)toisEmpt...
* NOTE: This method changedinLang version 2.0. * It no longer trims the CharSequence. * That functionality is availableinisBlank(). * * @param cs the CharSequence to check, may be null * @return{@codetrue}ifthe CharSe...
* NOTE: This method changed in Lang version 2.0. * It no longer trims the CharSequence. * That functionality is available in isBlank(). * * @param cs the CharSequence to check, may be null * @return {@code true} if the CharSequence is empty or null * @since ...
StringUtils.isEmpty(null)=true StringUtils.isEmpty("")=true StringUtils.isEmpty("")=false StringUtils.isEmpty(“bob”)=false StringUtils.isEmpty("bob")=false / * *NOTE:ThismethodchangedinLangversion2.0. *ItnolongertrimstheCharSequence. *ThatfunctionalityisavailableinisBlank(). * *@paramcstheChar...
StringUtils.isEmpty(null) =trueStringUtils.isEmpty("") =trueStringUtils.isEmpty(" ") =falseStringUtils.isEmpty(“bob”) =falseStringUtils.isEmpty(" bob ") =false /** * * NOTE:This method changed in Lang version 2.0. * It no longer trims the CharSequence. * That...
false StringUtils.isEmpty(" bob ") = false / * * NOTE: This method changed in Lang ...
* NOTE: This method changedinLang version2.0. * It no longer trims the CharSequence. * That functionalityisavailableinisBlank(). * * @param cs the CharSequencetocheck, may benull * @return {@codetrue}ifthe CharSequenceisemptyornull * @since3.0...
Learn to use String.isBlank() to determine if a string is blank or empty or contains only white spaces. isBlank() method is added in Java 11.