Created
April 6, 2017 13:27
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ファイル名が特定の拡張子を持つかどうかを判定するクソコード(JavaScript)
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var extention = "doc,docx,xls,xlsx,pdf"; | |
function extCheck(fileName) | |
{ | |
var count = 0; | |
var paths = fileName.split('\\') | |
for(var i = 0; i < paths.length; i++){ | |
if(i == paths.length - 1){ | |
var fff = paths[i].split('.') | |
for(var j = 0; j < fff.length; j++){ | |
if(j == fff.length - 1){ | |
var extentions = extention.split(','); | |
for(var k = 0; k < extentions.length; k++){ | |
if(fff[fff.length-1] == extentions[i]){ | |
count++ | |
break; | |
} | |
} | |
} | |
} | |
} | |
} | |
} | |
if(count == 0){ | |
alert("だめぽ"); | |
return false; | |
} | |
return true; | |
} |
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