String a = "Android" ;
String b = " Studio" ;
String c = "012345" ;
String d = " \n\t \b" ;
String e = "11-233-we-7d-fv" ;
String f = "<html>\n<body>\n<h1>My First Heading</h1>\n<p>My first paragraph.</p>\n</body>\n</html>" ;
Log. e ( "tag" , TextUtils. isEmpty ( a) + "" ) ;
Log. e ( "tag" , TextUtils. isDigitsOnly ( c) + "" ) ;
Log. e ( "tag" , TextUtils. isGraphic ( d) + "" ) ;
Log. e ( "tag" , TextUtils. concat ( a, b) + "" ) ;
Log. e ( "tag" , TextUtils. getTrimmedLength ( b) + "" ) ;
Log. e ( "tag" , TextUtils. getReverse ( b, 0 , b. length ( ) ) + "" ) ;
List< String> = new LinkedList < String> ( ) ;
list. add ( "I" ) ;
list. add ( "love" ) ;
list. add ( "you" ) ;
Log. e ( "tag" , TextUtils. join ( "-" , list) ) ;
String[ ] arr = TextUtils. split ( e, "-" ) ;
for ( int i = 0 ; i < arr. length; i++ ) {
Log. e ( "tag" , arr[ i] ) ;
}
Log. e ( "tag" , TextUtils. htmlEncode ( f) + "" ) ;
本文介绍了TextUtils类中的多种实用方法，包括判断字符串是否为空、是否全为数字、拼接字符串等功能，并通过具体示例展示了每种方法的应用场景。
扫一扫
1339
被折叠的 条评论
为什么被折叠?
到【灌水乐园】发言
