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- /*!
- {
- "name": "CSS Opacity",
- "caniuse": "css-opacity",
- "property": "opacity",
- "tags": ["css"]
- }
- !*/
- define(['Modernizr', 'createElement', 'prefixes'], function(Modernizr, createElement, prefixes) {
- // Browsers that actually have CSS Opacity implemented have done so
- // according to spec, which means their return values are within the
- // range of [0.0,1.0] - including the leading zero.
- Modernizr.addTest('opacity', function() {
- var style = createElement('a').style;
- style.cssText = prefixes.join('opacity:.55;');
- // The non-literal . in this regex is intentional:
- // German Chrome returns this value as 0,55
- // github.com/Modernizr/Modernizr/issues/#issue/59/comment/516632
- return (/^0.55$/).test(style.opacity);
- });
- });
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