Android Html.from() 末尾大量空白去除

Android Html.from() 末尾大量空白去除

解决方法

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/**
 * Trims trailing whitespace.
 *
 * Removes any of these characters:
 * - 0009, HORIZONTAL TABULATION
 * - 000A, LINE FEED
 * - 000B, VERTICAL TABULATION
 * - 000C, FORM FEED
 * - 000D, CARRIAGE RETURN
 * - 001C, FILE SEPARATOR
 * - 001D, GROUP SEPARATOR
 * - 001E, RECORD SEPARATOR
 * - 001F, UNIT SEPARATOR
 *
 * @return "" if source is null, otherwise string with all trailing whitespace removed
 */
private fun CharSequence.trimTrailingWhitespace(): CharSequence {
    var i = length

    // loop back to the first non-whitespace character
    while (--i >= 0 && Character.isWhitespace(this[i])) {
        continue
    }
    return this.subSequence(0, i + 1)
}