if (!String.prototype.trim) { String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ''); }; } 在这个实现中,我们检查了trim是否已经存在于String.prototype中。如果不存在,我们就定义一个。这个trim方法的实现利用了正则表达式:/^\s+|\s+$/g,其中^匹配字符串的开头,\s+匹配...
String.trim FunctionArticle 02/13/2013 In this article Return Value Remarks Example See Also Removes leading and trailing white-space characters from a String object.Copy var trimmedStringVar = myString.trim(); Return ValueA copy of the string with all white-space characters removed from ...
要删除字符串左侧的所有空格,可以调用LTrim函数。...其语法是: Function RTrim(ByVal str As String) As String 要删除字符串两侧的空格,可以调用Trim函数。...其语法是: Function Trim(ByVal str As String) As String 创建空格字符串 如果要创建由一个或多个空格组成的字符串,可以调用Space函数。
LTrim(string) RTrim(string) Trim(string) The requiredstringargument is any valid string expression. Ifstringcontains Null,Nullis returned. Query examples VBA example Note:Examples that follow demonstrate the use of this function in a Visual Basic for Applications (VBA) module. For more i...
字符串,去掉左右两边空格后的字符串。 示例 1 2 3 Dim结果 结果=Trim(" 您好, 紫猫编程学院 "&Chr(10) &Chr(9)) TracePrint结果 备注 经测试,去掉的空格字符串包括Chr(9)、Chr(10)、Chr(13)、Chr(32)等。 上一篇 UCase 转大写 下一篇 String 生成重复字符串...
发布时间 2004-09-16 10:50:00 JavaScript中为String对象添加 trim() 方法 //自己动手为string添加trim String.prototype.trim = function(){return this.replace(/^\s+|\s+$/g,&quo
The string with spaces removed. Remarks Use TRIM on text that you have received from another application that may have irregular spacing. The TRIM function was originally designed to trim the 7-bit ASCII space character (value 32) from text. In the Unicode character set, there is an additiona...
例2.1(trimSystemApi.html) $.trim() /*jQuery.trim(str) 去掉字符串起始和结尾的空格。...sString = " 12345 "; /* if the following $ is changed to jQuery, the result is the same. */ sString = $.trim...(sString); //sString = jQuery.trim(sString); alert(sString.length); ...
fn:trim()函数 JSP 标准标签库 fn:trim()函数将字符串两端的空白符移除。 语法 fn:trim()函数的语法如下: ${fn:trim()} 实例演示以下实例演示了这个函数的功能: 使用 JSTL 函数 string1 长度 : ${fn:length(string1)} string2 长度 : ${fn:length(string2)}
The formula in F2 is like this: =MID(E2,1,2+MATCH(TRUE,(ISNUMBER(--(MID(E2,SEQUENCE(LEN(E2)),1))),0)) Note that it requires Excle365 or 2021 due to the use of the SEQUENCE function. berg8630 TheTRIMfunction in Excel removes all leading and trailing spaces from a text string. ...