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n1474335 2022-11-25 15:30:32 +00:00
parent 55809b2e87
commit 3f85c32c7c
2 changed files with 16 additions and 15 deletions
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13
src/core/Utils.mjs
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@ -381,6 +381,7 @@ class Utils {
}
}
/**
* Converts a byte array to an integer.
*
@ -390,10 +391,10 @@ class Utils {
*
* @example
* // returns 67305985
* Utils.byteArrayToInt([ 1, 2, 3, 4], "little");
* Utils.byteArrayToInt([1, 2, 3, 4], "little");
*
* // returns 16909060
* Utils.byteArrayToInt([ 1, 2, 3, 4], "big");
* Utils.byteArrayToInt([1, 2, 3, 4], "big");
*/
static byteArrayToInt(byteArray, byteorder) {
let value = 0;
@ -409,6 +410,7 @@ class Utils {
return value;
}
/**
* Converts an integer to a byte array of {length} bytes.
*
@ -418,13 +420,13 @@ class Utils {
* @returns {byteArray}
*
* @example
* // returns [ 5, 255, 109, 1 ]
* // returns [5, 255, 109, 1]
* Utils.intToByteArray(23985925, 4, "little");
*
* // returns [ 1, 109, 255, 5 ]
* // returns [1, 109, 255, 5]
* Utils.intToByteArray(23985925, 4, "big");
*
* // returns [ 0, 0, 0, 0, 1, 109, 255, 5 ]
* // returns [0, 0, 0, 0, 1, 109, 255, 5]
* Utils.intToByteArray(23985925, 8, "big");
*/
static intToByteArray(value, length, byteorder) {
@ -443,6 +445,7 @@ class Utils {
return arr;
}
/**
* Converts a string to an ArrayBuffer.
* Treats the string as UTF-8 if any values are over 255.