我想检查文件大小,即如果文件大小超出,它将提示UploadSizeError消息。该方法是CheckValidate()。
var dialogButtons = [
{
text: "Upload",
id: "tpApplicationFormDialog_btnSave",
disabled: "disabled",
class: "requiredAtt1",
click: savetpApplicationFormDialog
},
的HTML
<button type="button" id="tpApplicationFormDialog_btnSave" class="requiredAtt1 ui-button ui-widget ui-state-default ui-corner-all ui-button-text-only" role="button" aria-disabled="false"><span class="ui-button-text">Upload</span></button>
<span class="ui-button-text">Upload</span>
方法
function CheckValidate() {
var o = getOptions();
var f = this.files
var ret = false;
if (f.size> 1 || f.fileSize > 1)
{
ret = true;
}
return ret;
}
回复
function savetpApplicationFormDialog() {
if (hasChanges()) {
commonDialogs.showConfirm(ProjectMessages.ConfirmUpload, function () {
if(CheckValidate()) {
commonDialogs.showProgress(ProjectMessages.UploadSizeError);
}
try {
commonDialogs.showProgress(ProjectMessages.ProgressUpload);
var o = getOptions();
var form = $(o.form);
form.ajaxSubmit(handleResponse);
} catch (e) {
commonDialogs.showError();
}
});
}
};
试试这个
function CheckValidate() {
var o = getOptions();
//var f = this.files
var f= $("#idoffileinput").get(0).files[0]['size'] //will give file size in bytes
var ret = false;
var maxSize = xxx ;//max size in bytes
if (f> maxSize )
{
ret = true;
}
return ret;
}
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我来说两句