js 字符串去空格
去所有空格:
str=str.replace(/\t+/g,"").replace(/\n+/g,"").replace(/\r+/g,"").replace(/\s+/g,"");
去头尾多余空格:
str=str.replace(/\t+/g,"").replace(/\n+/g,"").replace(/\r+/g,"").replace(/(^\s+)|(\s+$)/g,"");
只是去头尾空格:
function trim(str){
return str.replace(/^\s+|\s+$/g,"");
}
具体问题再具体对待吧,我懂的
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