VB使要打印的超长字符串自动换行，其中 len1 为打印的宽度， Str 为打印的文本，字符串过长不匹配时截断，超长字符串自动换行显示并打印出来，比较实用的打印功能，希望学习VB的朋友们喜欢。-VB automatically wrap the long string to print len1 is the width of the print, Str printed text string is too long does not match truncated Wrap long string display and print out practical printing function like friends want to learn VB.