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author | Alon Zakai <alonzakai@gmail.com> | 2012-03-06 14:32:28 -0800 |
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committer | Alon Zakai <alonzakai@gmail.com> | 2012-03-06 14:32:28 -0800 |
commit | 012acf44b49274ef14f8f43c46088db12ab96f25 (patch) | |
tree | 5265dc19cade336249242421cef9f5fc65cffede | |
parent | 56a6a6abfd94948c6fade2e1c4b8e8e38632b0ed (diff) | |
parent | 6c04de3234d77337c43a0f27bd7b01f00d1e0a57 (diff) |
Merge pull request #301 from richardassar/array-prealloc
Optimisation of FS.createDataFile
-rw-r--r-- | src/library.js | 4 |
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}; |