合并文本运算
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先修科目
介绍
有2个积木把文本合并成更长的文本：“连接( )和( )”、“将( ) ( ) ( ) ( ) ( ) ( )通过( )连接”。
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积木：“连接( )和( )”
这个积木把两个输入框中的数字、字母或者其他任意字符串合并在一起。
注意：这个积木不会在输入文本之间添加空格。
积木：“将( ) ( ) ( ) ( ) ( ) ( )通过( )连接”
这个积木把最多6个输入值合并成一个长文本，并在这些输入值之间插入最后一个输入框的值。如果6个输入框中有空的，就忽略空的。
注意：默认情况下，最后一个输入框中是一个空格。汉语文字之间没有空格，所以在使用时要根据情况删除该空格。
用变量作为输入值
在这2个积木中，你可以用变量作为输入值：
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