Thanks Ahmad !
I got the solution from your answer in this post →
https://www.wix.com/corvid/forum/community-discussion/wixdata-query
The code should have been like this →
export function button1_click(event) {
let user = wixUsers.currentUser;
let userId = user.id;
console.log(userId);
wixData.query("UserProfileData")
.eq("userId", userId)
.find()
.then( (results) => {
if(results.items.length > 0) {
let items1 = results.items[0].userId;
let id = `${items1}`
wixLocation.to(`/userprofiledata/${items1}`);
} else {
console.log("nothing");
}
} )
.catch( (error) => {
let errorMsg = error.message;
let code = error.code;
console.log(errorMsg);
console.log(code);
} );
}
let items1 = results.items[0].userId;
Thanks Again !