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, "");
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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, "");
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