js判断字符串是否包含某个字符串
濮翔梦1977如何用js正则判断一个字符串是否含有另外一个字符串,比如判断是否含有http -
臧哗杜13846825911 ______ JS代码 <script type=＂text/javascript＂><br> function text() {<br> var str;<br> str = document.getElementById('txt_value').value;<br> var myReg = /^[\w]*[h][t][t][p]+[\w]*$/;<br> if (myReg.test(str))<br> { alert('true'); }<br> else {<br> alert('false');<br> }<br>...
濮翔梦1977js 判断是否包含字符串
臧哗杜13846825911 ______ if (a.indexOf('],[')<0) 不包含 else 包含
濮翔梦1977js判断字符串中是否存在某些字符的方法 -
臧哗杜13846825911 ______ 文章内容摘要:var patt = new RegExp(Adam);//要查找的字符串为Adam var str = My name is Adam Li.; if(patt.test(str)){//字符串存在返回true否则返回false document.write(字符串中有Adam); }else{ document.write(字符串中没有Adam); } ...
濮翔梦1977JavaScript 里如何判断一个字符串里是否存在某个字符串? -
臧哗杜13846825911 ______ aaa=＂lkjd020jfdokj＂; bbb=＂dok＂; if(aaa.indexOf(bbb)<0) { write(＂没有＂); } else { write(＂有＂); }
濮翔梦1977javascript如何检查网页元素是否包含某个特定字符串? -
臧哗杜13846825911 ______ function check(CheckStr) { var str; str=document.getElementById(＂ooo＂).innerHTML; if(str.indexOf(CheckStr)==-1) return false; else return ture; }
濮翔梦1977javascript判断字符串是否含有特殊字符 -
臧哗杜13846825911 ______ function containSpecial( s ) { var containSpecial = RegExp(/[(\ )(\~)(\!)(\@)(\#) (\$)(\%)(\^)(\&)(\*)(\()(\))(\-)(\_)(\+)(\=) (\[)(\])(\{)(\})(\|)(\\)(\;)(\:)(\')(\＂)(\,)(\.)(\/) (\)(\?)(\)]+/); return ( containSpecial.test(s) ); }
濮翔梦1977如何用js判断某个字符串是否只含有特定字符串 -
臧哗杜13846825911 ______ var context = 'test'; var str = 'abcd test defg'; var flag = str.indexOf(context)!= -1; console.info(flag);
濮翔梦1977js判断是否包含字符串 -
臧哗杜13846825911 ______ 简单的就用 var str=＂Hello world!＂ var s = str.indexOf(＂Hello＂) 存在则s>-1不存在则是s<0;
濮翔梦1977javascript 判断输入是否含有某个字符串 -
臧哗杜13846825911 ______ 看看这个能满足你吗?<br><script> <br>function ck(){ <br> var f=document.form1<br> if (f.a.value.indexOf(＂aaa＂)>-1)<br> {<br> alert(＂错误重新填写＂);<br> f.a.value=＂＂;<br> f.a.focus();<br> return false;<br> }<br>} <br></script><br><br>...
濮翔梦1977JS 判断是不是包含特殊字符 -
臧哗杜13846825911 ______ 判断字符中是否包含有特殊字符: function containSpecial( s ) { var containSpecial = RegExp(/[(\ )(\~)(\!)(\@)(\#) (\$)(\%)(\^)(\&)(\*)(\()(\))(\-)(\_)(\+)(\=) (\[)(\])(\{)(\})(\|)(\\)(\;)(\:)(\')(\＂)(\,)(\.)(\/) (\<)(\>)(\?)(\)]+/); return ( containSpecial.test(s) ); }