[英]after Ajax function javascript does not work
I have a javascript validation, that checks if input value is empty. 我有一个JavaScript验证,它检查输入值是否为空。 Now I want to add a validation, that a special input is not repeating. 现在,我想添加一个验证,即特殊输入不会重复。 I wrote a php function for it and also ajax. 我为此写了一个php函数,也给了ajax。 Ajax works fine, means when I enter a value, that alrady exists in database, it alerts "This No already exists". Ajax可以正常工作,这意味着当我输入一个值时,数据库中存在Alrady,它会提示“此不存在”。 But after that function call no javascript works. 但是在该函数调用之后,没有javascript起作用。
Here is the code: 这是代码:
function checkValue(valdata){
$.ajax({
type: "POST",
url:"success.php",
cache: false,
contentType: false,
processData: false,
data: valdata,
success: function (data) {
if(data == 1){
alert ("This No already exists. ");
return false;
}
}
});
return true;
}
if(document.getElementById("selectErrorcat").value=="selectcategory")
{
alert ("Please select Category");
}
else if(document.getElementById("No").value ==="")
{
alert ("Please enter MLS No field");
}
else if(document.getElementById("mlsNo").value !=="" ){
checkValue(formdata);
}
else if(document.getElementById("title_en").value ==="")
{
alert ("Please enter Property Title EN field");
}
After checkValue(formdata);
在checkValue(formdata);
javascript does not work. javascript不起作用。 What is the problem? 问题是什么?
Add an error handler : 添加错误处理程序:
success: function (data) {
if(data == 1){
alert ("This No already exists. ");
return false;
}
},
error : function (jqXHR, textStatus, errorThrown) {
alert(errorThrown);
}
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