1. 去除字符串中的 html 标签
function delHtmlTag ( str) {
return str. replace ( /<[^>]+>/g , "" ) ;
}
2.去除字符串中的   空格符号
function rejectnbsp ( value) {
var value = String ( value) ;
if ( value. indexOf ( "nbsp" ) != - 1 ) {
value = value. replace ( / /ig , "" ) ;
}
return Number ( value) ;
}
var test = "this is a test" ;
test = test. replace ( / /ig , "" ) ;
alert ( test) ;
3. js 指定周期调用函数
var count = 0 ;
var timePromise = window. setInterval ( function ( ) {
count++ ;
alert ( count) ;
if ( count == 100 ) {
window. clearInterval ( timePromise) ;
}
} , 1000 ) ;
4. windos 方法
window. location. reload ( ) ;
window. location= url;
window. location. href= url;
window. opener. reloadGrid ( ) ;
window. open ( url) ;
5. disabled 属性的使用
$ ( '#areaSelect' ) . attr ( "disabled" , true ) ;
$ ( '#areaSelect' ) . attr ( "disabled" , "disabled" ) ;
$ ( '#areaSelect' ) . attr ( "disabled" , false ) ;
$ ( '#areaSelect' ) . removeAttr ( "disabled" ) ;
$ ( '#areaSelect' ) . attr ( "disabled" , "" ) ;
6. display 隐藏元素
$ ( obj) . css ( "display" , "none" ) ;
7.获取地址栏参数
function getParams ( name) {
var reg = new RegExp ( "(^|&)" + name + "=([^&]*)(&|$)" ) ;
var r = window. location. search. substr ( 1 ) . match ( reg) ;
if ( r!= null ) return unescape ( r[ 2 ] ) ; return null ;
}