57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
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package mySql
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import (
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"strings"
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)
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type StringSplit struct {
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str string
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sep string
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}
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func NewStringSplit(str string, sep string) *StringSplit {
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return &StringSplit{str: str, sep: sep}
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}
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func (t *StringSplit) chooseIndexStr(index int) (string, bool) {
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//劈开
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countSplit := strings.Split(t.str, t.sep)
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//获取对应的字符串，index是从0开始算。
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if len(countSplit) <= index {
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return "", false
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}
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return countSplit[index], true
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}
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// RunIndexFunc 取第index个，从0开始数，执行。
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func (t *StringSplit) RunIndexFunc(index int, f func(str string)) {
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str, exist := t.chooseIndexStr(index)
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if exist {
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f(str)
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}
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}
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// RunCountFunc 如果分割出来是count个则执行
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func (t *StringSplit) RunCountFunc(count int, f func(strArr []string)) {
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countSplit := strings.Split(t.str, t.sep)
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if len(countSplit) == count {
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f(countSplit)
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}
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}
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// RunCount1Func 常用方法封装，快捷方法，count=1
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func (t *StringSplit) RunCount1Func(f func(str string)) {
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t.RunCountFunc(1, func(strArr []string) {
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f(strArr[0])
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})
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}
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// RunCount2Func 常用方法封装，快捷方法，count=2
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func (t *StringSplit) RunCount2Func(f func(str1, str2 string)) {
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t.RunCountFunc(2, func(strArr []string) {
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f(strArr[0], strArr[1])
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})
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}
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