const childrenLength = arguments.length - 2; if (childrenLength === 1) { props.children = children...; } else if (childrenLength > 1) { const childArray = Array(childrenLength); for (let...i = 0; i < childrenLength; i++) { childArray[i] = arguments[i + 2]; } ...
2.1.2 接下来是一段对于 children 的操作// childrenLength 指的是当前元素的子元素的个数，减去的 2 是 type 和 config 两个参数占用的长度 const childrenLength...= arguments.length - 2; // 如果抛去type和config，就只剩下一个参数，一般意味着文本节点出现了 if (childrenLength === 1) {...// 直接把这个参数的值赋给props.children props.children = children; // 处理嵌套多个子元素的情况 } else if (childrenLength...> 1) { // 声明一个子元素数组 const childArray = Array(childrenLength); // 把子元素推进数组里 for (let i...= 0; i < childrenLength; i++) { childArray[i] = arguments[i + 2]; } // 最后把这个数组赋值给props.children
children的生成： ReactElement.createElement = function(type, config, children) { // children的生成 var childrenLength...= arguments.length - 2; if (childrenLength === 1) { props.children = children; } else if (childrenLength...> 1) { var childArray = Array(childrenLength); for (var i = 0; i < childrenLength; i++) {
document.getElementById("carousal"); this.wrapper = document.querySelector("#wrapper"); this.childrenLength...let first = this.wrapper.children[0].cloneNode(true); let last = this.wrapper.children[this.childrenLength...node.setAttribute('id', 'suporka-dot'); node.innerHTML = `${''.repeat(this.childrenLength...this.wrapper.style.left = 0 - movePx * this.number + 'px'; if (this.number === this.childrenLength...suporka-dot--acitve' ); } // 去到最后一张 goLastOne() { this.number = this.childrenLength
2.1.2 接下来是一段对于 children 的操作 // childrenLength 指的是当前元素的子元素的个数，减去的 2 是 type 和 config 两个参数占用的长度 const...childrenLength = arguments.length - 2; // 如果抛去type和config，就只剩下一个参数，一般意味着文本节点出现了 if (childrenLength...// 直接把这个参数的值赋给props.children props.children = children; // 处理嵌套多个子元素的情况 } else if (childrenLength...> 1) { // 声明一个子元素数组 const childArray = Array(childrenLength); // 把子元素推进数组里 for (let...i = 0; i < childrenLength; i++) { childArray[i] = arguments[i + 2]; } // 最后把这个数组赋值给props.children
将children以数组的形式拷贝到props.children属性 var childrenLength = arguments.length - 2; if (childrenLength...=== 1) { props.children = children; } else if (childrenLength > 1) { var childArray...= Array(childrenLength); for (var i = 0; i < childrenLength; i++) { childArray[i
var childrenLength = arguments.length - 2; if (childrenLength === 1) { props.children = children...; } else if (childrenLength > 1) { var childArray = Array(childrenLength); for (var i = 0;...i < childrenLength; i++) { childArray[i] = arguments[i + 2]; } props.children = childArray
{ props[propName] = config[propName]; } } } // 将子节点添加到 props 的 children 属性上 const childrenLength...= arguments.length - 2; if (childrenLength === 1) { // 共 3 个参数时表示只有一个子节点，直接将子节点赋值给 props 的 children...属性 props.children = children; } else if (childrenLength > 1) { // 3 个以上参数时表示有多个子节点，将子节点 push...到一个数组中然后将数组赋值给 props 的 children const childArray = Array(childrenLength); for (let i = 0; i < childrenLength
RESERVED_PROPS.hasOwnProperty(propName) ) { props[propName] = config[propName]; } } } // 处理子节点 const childrenLength...= arguments.length - 2; // 单标签子节点 if (childrenLength === 1) { props.children = children; //嵌套子节点...} else if (childrenLength > 1) { const childArray = Array(childrenLength); for (let i = 0; i...< childrenLength; i++) { childArray[i] = arguments[i + 2]; } //开发环境冻结，childArray防止被修改 if
props[propName] = config[propName]; } } } // 将子节点添加到 props 的 children 属性上 const childrenLength...= arguments.length - 2; if (childrenLength === 1) { // 共 3 个参数时表示只有一个子节点，直接将子节点赋值给 props 的 children...属性 props.children = children; } else if (childrenLength > 1) { // 3 个以上参数时表示有多个子节点，将子节点 push...到一个数组中然后将数组赋值给 props 的 children const childArray = Array(childrenLength); for (let i = 0; i...< childrenLength; i++) { childArray[i] = arguments[i + 2]; } // 开发环境下冻结 childArray，防止被随意修改
//子元素数量 const childrenLength = arguments.length - 2; if (childrenLength === 1) { props.children...= children; } else if (childrenLength > 1) { const childArray = Array(childrenLength); //依次将...children push进array中 for (let i = 0; i < childrenLength; i++) { childArray[i] = arguments[i
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