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authorAlon Zakai <alonzakai@gmail.com>2012-03-06 14:32:28 -0800
committerAlon Zakai <alonzakai@gmail.com>2012-03-06 14:32:28 -0800
commit012acf44b49274ef14f8f43c46088db12ab96f25 (patch)
tree5265dc19cade336249242421cef9f5fc65cffede
parent56a6a6abfd94948c6fade2e1c4b8e8e38632b0ed (diff)
parent6c04de3234d77337c43a0f27bd7b01f00d1e0a57 (diff)
Merge pull request #301 from richardassar/array-prealloc
Optimisation of FS.createDataFile
-rw-r--r--src/library.js4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/library.js b/src/library.js
index 74a8a0ac..86897f11 100644
--- a/src/library.js
+++ b/src/library.js
@@ -219,8 +219,8 @@ LibraryManager.library = {
// Creates a file record from existing data.
createDataFile: function(parent, name, data, canRead, canWrite) {
if (typeof data === 'string') {
- var dataArray = [];
- for (var i = 0; i < data.length; i++) dataArray.push(data.charCodeAt(i));
+ var dataArray = new Array(data.length);
+ for (var i = 0, len = data.length; i < len; ++i) dataArray[i] = data.charCodeAt(i);
data = dataArray;
}
var properties = {isDevice: false, contents: data};