checkCanonical (rule, value, callback) {
if (value) {
let isReg = true
try {
isReg = eval(value) instanceof RegExp
} catch (e) {
isReg = false
}
return isReg
}
},
标签：校验,value,表单,正则,isReg,输入 From： https://www.cnblogs.com/hwy6/p/17298456.html