14 lines
373 B
JavaScript
14 lines
373 B
JavaScript
var file = document.getElementById("fileInput").files.item(0); //a file input element
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if (file) {
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var reader = new FileReader();
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reader.readAsText(file, "UTF-8");
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reader.onload = loadedFile;
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reader.onerror = errorHandler;
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}
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function loadedFile(event) {
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var fileString = event.target.result;
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alert(fileString.length);
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}
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function errorHandler(event) {
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alert(event);
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}
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