2)isEmpty,isNotEmpty,isBlank,isNotBlank 和前面一样,这些方法相对于jdk提供的isEmpty方法来说,多了... } Blank和empty的区别 isBlank将在字符串含有空白字符的时候,返回true,例如: Java代码 String someWhiteSpace = " \t \n" 是否注意过isEmpty 和 isBlank 区别? String 的常用操作,最为常用的判空有如下...
/** * Asks current builder to ensure that target external project is defined. * * @param context current wizard context * @throws WizardStepValidationException if gradle project is not defined and can't be constructed */ @SuppressWarnings("unchecked") public void ensureProjectIsDefined(@Nonnull...
DTS_E_DTSPROCTASK_VARIABLENOTDEFINED DTS_E_DUMP_FAILED DTS_E_DUPLICATECOLUMNNAME DTS_E_DUPLICATECONSTRAINT DTS_E_DUPLICATEDATASOURCECOLUMNNAME DTS_E_DUPLICATEIDFOUND DTS_E_DUPLICATELINEAGEIDSINCOLLECTION DTS_E_DUPLICATENAMESINCOLLECTION DTS_E_DUPLICATEOUTPUTCOLUMNNAMES DTS_E_ELEMENTNOTFOU...
Checks whether a string is empty. Defined in String (Standard - JavaScript) Syntax isEmpty() :boolean Return valueDescription booleanTrue if the string is empty; otherwise false. Usage An empty string has a length of 0. For an empty string,s==""is true, buts==nullis false. ...
Fixes #782 Added transformation in SigmaBinder to transform isEmpty to LogicalNot(isDefined) Added tests
UserDefinedDataType UserDefinedDataTypeError UserDefinedDataTypeWarning UserDefinedTableType UserDefinedTypeError UserDefinedTypeWarning UserError UserFeedback UserFunction UserItemTemplate UserProjectTemplate UserTask UserWarning UserWizard Служебнаяпрограмма ValidateAggregation ValidateDocumen...
}else{// map is not atlas driven, so manually force a redraw (to reflect possibly atlas// dependent symbology)( *mit )->cache(); } }returntrue; } 开发者ID:MrBenjaminLeb,项目名称:QGIS,代码行数:96,代码来源:qgsatlascomposition.cpp ...
pDebug() << Q_FUNC_INFO <<"platform plugin could not be loaded"; m_noPlatformPlugin =true;return0; } 开发者ID:Akheon23,项目名称:chromecast-mirrored-source.vendor,代码行数:73,代码来源:factory.cpp 示例2: addTTFile ▲点赞 5▼
I am updating a VB6 class module to VB.NET and the editor says IsEmpty is not declared. Is this function not available in VB.NET and, if so, what replaces it? I have added VB compatibility to the project references, but it does not make a difference. All replies (3) Friday, July...
isEmpty()) { String errMsg = new MessageFormat("File {0} does not exist in {1}.\n", Locale.ROOT) .format(new Object[] { filePath, derivID.toString() }) + "Use absolute path of file without owner ID like /abs/path/to/file.\n"; throw new MCRPersistentIdentifierException(errMsg)...