27 lines
758 B
TypeScript
27 lines
758 B
TypeScript
export default class HaoEncrypt {
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public static encode(str: string) {
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let result: string = ''
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for (let i = 0; i < str.length; i++) {
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// 遍历字符串
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let code: number = str.charCodeAt(i) // //逐个提取每个字符，并获取Unicode编码值
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if (i % 2 === 0) code += 2
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else code += 1
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result += String.fromCharCode(code)
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}
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return result
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}
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public static decode(str: string) {
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let result: string = ''
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for (let i = 0; i < str.length; i++) {
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// 遍历字符串
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let code: number = str.charCodeAt(i) // //逐个提取每个字符，并获取Unicode编码值
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if (i % 2 === 0) code -= 2
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else code -= 1
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result += String.fromCharCode(code)
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}
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return result
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}
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}
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