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Adding CalculateSize.js script to calc size of input.text in bytes #251

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Jul 27, 2022
Merged

Adding CalculateSize.js script to calc size of input.text in bytes #251

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Adding Scripts/CalculateSize.js which does a postInfo of the size of … 
…input.text
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@cmlewis89
cmlewis89 committed Mar 28, 2021
commit 932e3adce891f9f69564ec1e17829b5a74ff027d
48 changes: 48 additions & 0 deletions Scripts/CalculateSize.js
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Original file line number Diff line number Diff line change
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/**
{
"api": 1,
"name": "Calculate Size (Bytes)",
"description": "Calculates size of text in Bytes",
"author": "zzz",
"icon": "counter",
"tags": "calc,size,bytes,storage"
}
**/

//From https://stackoverflow.com/a/12206089
function getUTF8Length(s) {
var len = 0;
for (var i = 0; i < s.length; i++) {
var code = s.charCodeAt(i);
if (code <= 0x7f) {
len += 1;
} else if (code <= 0x7ff) {
len += 2;
} else if (code >= 0xd800 && code <= 0xdfff) {
// Surrogate pair: These take 4 bytes in UTF-8 and 2 chars in UCS-2
// (Assume next char is the other [valid] half and just skip it)
len += 4; i++;
} else if (code < 0xffff) {
len += 3;
} else {
len += 4;
}
}
return len;
}

function main(input) {
let bytes = getUTF8Length(input.text);
if (bytes > 1000000)
{
bytes /= 1000000;
input.postInfo(`${bytes.toFixed(2)} Mb`)
}
if (bytes > 100000) {
bytes /= 1000;
input.postInfo(`${bytes.toFixed(2)} Kb`)
}
else {
input.postInfo(`${bytes} bytes`)
}
}