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31 lines
694 B
31 lines
694 B
11 months ago
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import Vue from 'vue'
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const handle = (e, vNode) => {
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let val = e.target.value
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let qualifiedNum = val
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.replace(/[^\d.]/g, '')
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.replace(/^\./g, '')
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.replace(/\.{2,}/g, '.')
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.replace(/^0{2,}/g, '0')
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.replace('.', '$#$')
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.replace(/\./g, '')
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.replace('$#$', '.')
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console.log('qualifiedNum',qualifiedNum)
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vNode.componentInstance.$emit('input', qualifiedNum)
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}
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Vue.directive('checkNum', {
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bind(el, binding, vNode) {
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console.log('el',binding.arg)
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if (!el.children.length) {
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return
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}
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let index = binding.arg ? binding.arg : 0
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el.children[index].addEventListener('keyup', e => {
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handle(e, vNode)
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})
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},
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unbind(el) {}
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})
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