标签：分享 技术 doctype span div bubuko write doc round
1 <!DOCTYPE html> 2 <html> 3 <body> 4 <title>统计字符串中某个字符的个数</title> 5 <script> 6 var countryList=["one","two","three","four","five","six"]; 7 var count=0; 8 document.write("在以下字符中：<br/>"); 9 for(var i in countryList){ 10 document.write(countryList[i]+" "); 11 if(countryList[i].indexOf("o")!=-1) 12 count++; 13 } 14 document.write("<br/> 字符o有"+count+"个。"); 15 </script> 16 </body> 17 </html>
标签：分享 技术 doctype span div bubuko write doc round
原文地址：https://www.cnblogs.com/lan-yu/p/9873164.html
