JavaScript JavaScript修剪字符串

Posted 2021-05-20

function trim(strText) {
    while('' + strText.charAt(0) == ' ') {
        strText = strText.substring(1, strText.length);
    }
    while('' + strText.charAt(strText.length-1)==' ') {
        strText = strText.substring(0, strText.length-1);
    }
    return strText;
}