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24 lines
458 B
JavaScript
24 lines
458 B
JavaScript
export function clearAttr(obj) {
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for(let key in obj){
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delete obj[key]
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}
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}
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/**
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* 快速拷贝两个对象的属性值
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* @param {*} source
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* @param {*} target
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*/
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export function copyAttr(source, target){
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Object.keys(target).forEach(key=>{target[key]=source[key]})
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}
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export function isNull(ele){
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if(typeof ele==='undefined'){
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return true;
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}else if(ele==null){
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return true;
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}else if(ele==''){
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return true;
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}
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return false;
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} |