How to obtain the custom attributes of the mini program

How to obtain the custom attributes of the mini program

The identifier of the custom attribute: data-attrName, where the following "attrName" is optional Naming, the prefix "data-" is required.

The specific methods for obtaining custom attributes of mini programs are as follows:

1. Add custom attributes

<button data-info="自定义数据" bindtap="testClick">自定义属性测试</button>

2. Get custom attributes Attribute

testClick(event){
    const dataInfo = event.currentTarget.dataset.info;
    console.log(dataInfo)
}

Program explanation:

The click event testClick is bound to the button; after clicking, e.currentTarget gets the attribute of [the object where the bintap is located]; the custom attribute is stored In the dataset, you can use the event.currentTarget.dataset.property name to get the custom property.

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