俺有通过JS判断上传附件大小的限制,我发出来大家看看!
var isIE = /msie/i.test(navigator.userAgent) && !window.opera;
function ShowSize(target) {
var fileSize = 0;
if (isIE && !tar...显示全部
俺有通过JS判断上传附件大小的限制,我发出来大家看看!
var isIE = /msie/i.test(navigator.userAgent) && !window.opera;
function ShowSize(target) {
var fileSize = 0;
if (isIE && !target.files) {
var filePath = target.value;
var fileSystem = new ActiveXObject("Scripting.FileSystemObject");
var file = fileSystem.GetFile (filePath);
fileSize = file.Size;
} else {
fileSize = target.files[0].size;
}
var size = fileSize / 1024;
if(<计算的值>!=0){
if(size><计算的值>){
alert("您上传的附件超过限额!");
target.value="";
}
}
}