<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>document.write</title>? <script type="text/javascript">? ? var mystr="我是";? ? var mychar="JavaScript";document.write(mychar+"<br>");document.write("<span style='white-space:pre;'>"+"mystr ? mychar ? ?的忠實(shí)粉絲"+"<span>");</script></head><body></body></html>
請(qǐng)問(wèn)一下，用變量輸出時(shí)，用下面方法輸出空格怎么沒用呢？
向天笑
2015-09-08 19:54:09
