MD_YOSwechat/utils/deleteMark.js

module.exports.queryStr = function (str) {
    const pattern = new RegExp(/[`$%^&()\=<>"{}|\/;'\\[\]·￥%……&——\={}|]/g);
    if (pattern.test(str) == true) wx.showToast({
        title: '该符号不可输入!',
        icon: "none"
    })
    return str.replace(pattern, '');
}