#SPL

spl_autoload_register自动加载

自动加载,因为其的方便性,所以在框架中得到了广泛的运用简单的实现下,为之后的框架做准备同一目录下新建一个auto_load.php文件:<?phpfunctionautoa($class){echo'我是'.$class.'文件<br>';include'./'.$class.'.php';}func...

CSS中display对布局的影响以及元素display的默认值

比如div元素,它的默认display属性值为“block”,成为“块级”元素(block-level);而span元素的默认display属性值为“inline”,称为“行内”元素。...

C#的Split用法

1、用字符串分隔: usingSystem.Text.RegularExpressions;stringstr="aaajsbbbjsccc";string[]sArray=Regex.Split(str,"js",RegexOptions.IgnoreCase);foreach(stringiinsArra...
代码星球 代码星球·2021-02-16

sqlserver字符串拆分(split)方法汇总

--方法0:动态SQL法declare@svarchar(100),@sqlvarchar(1000)set@s='1,2,3,4,5,6,7,8,9,10'set@sql='selectcol='''+replace(@s,',','''unionallselect''')+''''PRINT@sqlexec(@sq...

JS中split用法和数组中元素的删除

JS中split用法<scriptlanguage="javascript">functionspli(){datastr="2,2,3,5,6,6";varstr=newArray();str=datastr.split(",");for(i=0;i<str.length;i++){document...

AngularJS例子 ng-repeat遍历输出 通过js的splice方法删除当前行

<!doctypehtml><html><head><metacharset="utf-8"><title>ng-repeatdirective</title></head><bodyng-app="myApp"><t...

[转]CSS Display(显示) 与 Visibility(可见性)

display属性设置一个元素应如何显示,visibility属性指定一个元素应可见还是隐藏。 隐藏一个元素可以通过把display属性设置为"none",或把visibility属性设置为"hidden"。但是请注意,这两种方法会产生不同的结果。visibility:hidden可以隐藏某个元素,但隐藏的元...

js中substr,substring,indexOf,lastIndexOf,split 的用法

js中substr,substring,indexOf,lastIndexOf,split等的用法 1.substrsubstr(start,length)表示从start位置开始,截取length长度的字符串。varsrc="images/off_1.png";alert(src.substr(7,3));...

e825. 当JSplitPane改变大小时分配空间

Theweightofasplitpanecontrolsthebehaviorofthedividerwhenthesplitpaneisresized.Iftheweightis0,allextraspaceisgiventotherightorbottomcomponent.Iftheweightis1,alle...

e823. 创建JSplitPane

Asplitpanedividesitsspacebetweentwocomponents.Thesplitpanecontainsadividerthatallowstheusertocontroltheamountofspacedistributedtoeachcomponent.//Createaleft-rig...
代码星球 代码星球·2021-02-12

e824. 获得和设置JSplitPane中的子组件

//Createaleft-rightsplitpaneJSplitPanehpane=newJSplitPane(JSplitPane.HORIZONTAL_SPLIT,leftComponent,rightComponent);//Createatop-bottomsplitpaneJSplitPanevpane=...

e827. 设置JSplitPane中分隔物的大小

Adividercanbenolessthanonepixelinsize.//Createaleft-rightsplitpaneJSplitPanepane=newJSplitPane(JSplitPane.HORIZONTAL_SPLIT,leftComponent,rightComponent);//Getcu...

e826. 获得和设置JSplitPane分开的位置

Thelocationofadividerismeasuredinpixelsfromeithertheleftedge(inthecaseofahorizontalsplitpane)orthetopedge(inthecaseofaverticalsplitpane).Therearetwowaystosetthe...

What is the difference between visibility:hidden and display:none?

答案1display:nonemeansthatthetaginquestionwillnotappearonthepageatall(althoughyoucanstillinteractwithitthroughthedom).Therewillbenospaceallocatedforitbetweentheot...

display:inline、block、inline-block 的区别

一、块级元素与  行级元素 要理解display:inline、block、inline-block的区别,需要先了解HTML中的块级(block)元素和行级(inline)元素的特点,行内元素也叫内联元素。 1、块级元素 总是另起一行开始;高度,行高以及顶、底边距都可...
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