Shulou(Shulou.com)06/02 Report--

This article is about what wxs files in Weixin Mini Programs are used for. Xiaobian thinks it is quite practical, so share it with everyone for reference. Let's follow Xiaobian and have a look.

preface

wxs files are logical files in Mini programs that are used in conjunction with wxml.

Unlike js, wxs can be applied directly to the view layer without the need for setData data interaction between the view layer and the logical layer;

Because of this feature, wxs is well suited for optimizing frequent interactions with Mini programs;

apply filters

Wxs runs much faster than JS in IOS, and the two perform equally well in Android.

Using wxs as a filter can also improve performance somewhat; let's look at a filter to understand its syntax.

wxs file:

var toDecimal2 = function (x) { var f = parseFloat(x); if (isNaN(f)) { return '0.00' } var f = Math.round(x * 100) / 100; var s = f.toString(); var rs = s.indexOf('. '); if (rs < 0) { rs = s.length; s += '. '; } while (s.length

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