package main

import "strings"

// copy from https://gitee.com/oscstudio/gitee/blob/master/strings.go
// StrCat cat strings:
// You should know that StrCat gradually builds advantages
// only when the number of parameters is> 2.
func StrCat(sv ...string) string {
	var sb strings.Builder
	var size int
	for _, s := range sv {
		size += len(s)
	}
	sb.Grow(size)
	for _, s := range sv {
		_, _ = sb.WriteString(s)
	}
	return sb.String()
}