获得url中某个特定参数的值
function GetField(fieldName){
var value;
var strSearch = document.location.search;
var index = strSearch.indexOf(fieldName+'=');
var index1 = index + fieldName.length + 1; //字段值的开始位置
strSearch = strSearch.substr(index1);//截取字段值开始位置以后的字符串
var index2 = strSearch.indexOf('&');//字段值的结束位置
if(index2>=0){
value = strSearch.substring(0,index2);
}else{
value = strSearch.substr(0);
}
return value;
}
引用方法:
var id = GetField('id');
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