group separator character 中文意思是什麼
group separator character
解釋
群分隔字元-
Thousand separator specifier : if one or more, characters is specified between two digit placeholders 0 or that format the integral digits of a number, a group separator character is inserted between each number group in the integral part of the output
首先,如果格式字元串在小數點(如果有)左邊的兩個數字佔位符( 0或)之間包含「 , 」字元,則輸出將在小數點分隔符左邊的每三個數字之間插入千位分隔符。
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