linux 去掉指定字符前的1到多个空格

Question

比如linux 下export导出数据 ，如果有char型就会有默认空格补充
"111 "," ",222,"333 444"
想去掉"前的1到几个空格，但字符串中间的不做处理
"111","",222,"333 444"

Answer 1

http://blog.csdn.net/aree/article/details/18136355