Polymer Expressions and Filters in Polymer 1.0

Question

How can I use Expressions and Filters in Resin 1.0?

How can I get this piece of code to work?

<template>
  1 + 1: <span>{{ 1+1 }}</span>
</template>

+3

Tamas June 11. 15 at 12:54

1 answer

vasek · Accepted Answer · 2015-06-11T13:15:18+0000

Change the html as follows:

1 + 1: <span>{{sum(1, 1)}}</span>

And add this function to your Polymer script:

sum: function (a, b) {
    return a + b;
}

There is currently no general support for expressions in annotation binding. ( source )