How to click and transfer value in WeChat applet

How to click and pass value in WeChat mini program

How to click and pass value in WeChat mini program:

1. First, in Use data- in wxml to add custom attributes;

2. Then bind the click event through bindtap;

3. Finally, use currentTarget in js to get the passed value.

Recommended learning: Small program development

Code example:

wxml:

data-parameter name="value"

bindtap="function name"

  100ML \n (2两)

JS：

choose_cap(e) {
  // 通过 currentTarget 获取传递进来的值
  console.log(e.currentTarget.dataset.cap);
  console.log(e);
},

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