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| // 根据文件名后缀区分 文件类型
export function matchType(fileName) {
// 后缀获取
let suffix = ''
// 获取类型结果
let result
try {
const fileArr = fileName.split('.')
suffix = fileArr[fileArr.length - 1]
} catch (err) {
suffix = ''
}
// fileName无后缀返回 false
if (!suffix) {
result = false
return result
}
// 图片格式
const imgList = ['png', 'jpg', 'jpeg', 'bmp', 'gif', 'svg', 'icon', 'ico']
// 进行图片匹配
result = imgList.some(function(item) {
return item === suffix
})
if (result) {
result = 'image'
return result
}
// 匹配txt
const txtList = ['txt']
result = txtList.some(function(item) {
return item === suffix
})
if (result) {
result = 'txt'
return result
}
// 匹配 excel
const excelList = ['xls', 'xlsx']
result = excelList.some(function(item) {
return item === suffix
})
if (result) {
result = 'excel'
return result
}
// 匹配 word
const wordList = ['doc', 'docx']
result = wordList.some(function(item) {
return item === suffix
})
if (result) {
result = 'word'
return result
}
// 匹配 pdf
const pdfList = ['pdf']
result = pdfList.some(function(item) {
return item === suffix
})
if (result) {
result = 'pdf'
return result
}
// 匹配 ppt
const pptList = ['ppt', 'pptx']
result = pptList.some(function(item) {
return item === suffix
})
if (result) {
result = 'ppt'
return result
}
// 匹配 视频
const videoList = ['mp4', 'm2v', 'mkv']
result = videoList.some(function(item) {
return item === suffix
})
if (result) {
result = 'video'
return result
}
// 匹配 音频
const radioList = ['mp3', 'wav', 'wmv']
result = radioList.some(function(item) {
return item === suffix
})
if (result) {
result = 'radio'
return result
}
// 其他 文件类型
result = 'other'
return result
}
|
