返回字符串的长度 :
<html> <hod> <script type = "text/javaScript"> var txt = "Hello World!"Document.Write (txt.length) </script> </body> </html>
为字符串添加样式 :
<html> <bod> <script type = "text/javaScript"> var txt = "Hello World!"Document.Write ( "<p> big :" + txt.big () + "</p>") document.write ( "<p> small :" + txt.small () + "</p>") document.write ( "<Pxt.bold (bold :") "</p>") document.write ( "<p> Italic :" + txt.italics () + "</p>") document.write ( "<p> blink :" + txt.blink () + "</p>") document.write.write ( "<p> 고정 :" + txt.fixed () + ")) txt.strike () + "</p>") document.write ( "<p> fontcolor :" + txt.fontcolor ( "red") + "</p>") document.write ( "<p> fontsize :" + txt.fontsize (16) + "</p>") document.write ( "<p> issercase :" + txt. "</p>") document.write ( "<p> 대문자 :" + txt.touppercase () + "</p>") document.write ( "<p> subscript :" + txt.sub () + "</p>") document.write ( "<p> superscript :" + txt.sup () </p> ") 문서. txt.link ( "http://www.w3school.com.cn") + "</p>") </script> </body> </html>
返回字符串中指定文本首次出现的位置- indexof () 方法 :
<html> <body> <script type = "text/javaScript"> var str = "hello world!"hello.write (str.indexof ( "hello") + "<br />")document.write(str.indexof("world") + "<br/>") document.write ( "world") </ht.效果如下 :
"
<html> <bod> <script type = "text /javaScript"> var str = "hello world!"document.write (str.match ( "world") + "<br />)document.write(str.match("world") + "<br />")document.write("worlld") <br "<br"). /> ") document.write (str.match ("World! ")) </script> </body> </html>效果如下 :
替换字符串中的字符- 대체 () :
<html> <hod> <script type = "text/javaScript"> var str = "Microsoft!"Document.Write (str.replace (/microsoft/, "w3school")) </script> </body> </html>
效果如下 :
以上这篇 javaScript 문자열 (字符串 字符串) 对象的简单实例 (推荐) 就是小编分享给大家的全部内容了 就是小编分享给大家的全部内容了, 希望能给大家一个参考, 也希望大家多多支持武林网。