You can use ereg_replace (same name without the "I") for case-sensitive replacement.

如要执行区分大小写的替换，则可以使用ereg_replace(名称中不带“i ”)。

youdao

The rumour mill has already thrown up the name of Gary Cahill as a replacement.

对于买入加里·卡希尔的传闻已经愈演愈烈。

youdao

The rumour mill has already thrown up the name of Gary Cahill as a replacement.

对于买入加里·卡希尔的传闻已经愈演愈烈。

youdao