用于计数每行字符数的javascript [英] javascript for count number of characters per line

问题描述

我有多行文本框.我可以每行输入80个字符，并且有10行.现在，当用户键入内容时，我想显示什么字符数和什么行号?

例如:在第一行中，如果用户输入"Hi Hello"，则标签中将显示字符:8/80(仅是短语")

I have multiline textbox. i can enter 80 characters per line and there are 10 lines such. Now when user is typing, i want to display what is the number of character and what is the line number?

For ex : in first line if user enter "Hi Hello" then in label it will display Character : 8/80 (" is just the phrase)

推荐答案

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谢谢.

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Thanks.

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