str为要去除空格的字符串: 去除所有空格: str = str.replace(/\s+/g,""); 去除两头空格: str = str.replace(/^\s+|\s+$/g,""); 去除左空格: str=str.replace( /^\s*/, ''); 去除右空格: str=str.replace(/(\s*$)/g, "");
做一下笔记
转载于:https://www.cnblogs.com/ycookie/p/5192427.html
str为要去除空格的字符串: 去除所有空格: str = str.replace(/\s+/g,""); 去除两头空格: str = str.replace(/^\s+|\s+$/g,""); 去除左空格: str=str.replace( /^\s*/, ''); 去除右空格: str=str.replace(/(\s*$)/g, "");
做一下笔记
转载于:https://www.cnblogs.com/ycookie/p/5192427.html