JS去除首尾空格（同VBS的Trim) function trim(inputString) { if (typeof inputString != string ) { return inputString; } var retValue = inputString; var ch = retValue.substring(0, 1); while (ch == ) { //检查字符串开始部分的空格 retValue = retValue.substring(1, retValue.length); ch = retValue.substring(0, 1); } ch = retValue.substring(retValue.length-1, retValue.length); while (ch == ) { //检查字符串结束部分的空格 retValue = retValue.substring(0, retValue.length-1); ch = retValue.substring(retValue.length-1, retValue.length); } while (retV...
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