ngfor index
<ul>
<li *ngFor="let item of items; let i = index" [attr.data-index]="i">
{{item}}
</li>
</ul>ngfor index
<ul>
<li *ngFor="let item of items; let i = index" [attr.data-index]="i">
{{item}}
</li>
</ul>ngfor index
/*
ngFor with index in angular is used here for generating 'li' element till the studentDetails array length.
And also make a note if you are using angular 1 then you have to replace 'let' with '#', but its ok if you are using angular 2 or above.
*/
<ul>
<li *ngFor="let student of studentDetails; index as i;" [attr.data-index]="i">
{{student}}
</li>
</ul>
/*
I hope it will help you.
Namaste
*/how to get index for ngfor
*ngFor="let item of items; index as i;"
// OR
*ngFor="let item of items; let i = index;"
// i will be the index, starting from 0
// and you can show it in the string interpolation with {{ i }}ngfor index
<ul>
<li *ngFor="let item of items; index as i">
{{item}}
</li>
</ul>ngfor index
<ul>
<li *ngFor="let item of items; let i = index" [attr.data-index]="i">
{{item}}
{{i}}
</li>
</ul>index in ng for
You have to use let to declare the value rather than #.
<ul>
<li *ngFor="let item of items; let i = index" [attr.data-index]="i">
{{item}}
</li>
</ul>
Angular = 1
<ul>
<li *ngFor="#item of items; #i = index" [attr.data-index]="i">
{{item}}
</li>
</ul>Copyright © 2021 Codeinu
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