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-@workInProgress
-@ngdoc overview
-@name Developer Guide: Templates: Angular Formatters: Creating Angular Formatters
-@description
-
-To create your own formatter, you can simply register a pair of JavaScript functions with
-`angular.formatter`. One of your functions is used to parse text from the input widget into the
-data storage format; the other function is used to format stored data into user-readable text.
-
-The following example demonstrates a "reverse" formatter. Data is stored in uppercase and in
-reverse, but it is displayed in lower case and non-reversed. When a user edits the data model via
-the input widget, the input is automatically parsed into the internal data storage format, and when
-the data changes in the model, it is automatically formatted to the user-readable form for display
-in the view.
-
-<pre>
-function reverse(text) {
-var reversed = [];
-for (var i = 0; i < text.length; i++) {
-reversed.unshift(text.charAt(i));
-}
-return reversed.join('');
-}
-
-angular.formatter('reverse', {
-parse: function(value){
-return reverse(value||'').toUpperCase();
-},
-format: function(value){
-return reverse(value||'').toLowerCase();
-}
-});
-</pre>
-
-<doc:example>
-<doc:source>
-<script type="text/javascript">
-function reverse(text) {
-var reversed = [];
-for (var i = 0; i < text.length; i++) {
- reversed.unshift(text.charAt(i));
-}
-return reversed.join('');
-}
-
-angular.formatter('reverse', {
-parse: function(value){
- return reverse(value||'').toUpperCase();
-},
-format: function(value){
- return reverse(value||'').toLowerCase();
-}
-});
-</script>
-