PHP 忒聊 綴豖 ヶ輛 substr_count (PHP 4) Description substr_count() returns the number of times the needle substring occurs in the haystack string. 瞰赽 1. substr_count() example ?php print substr_count("This is a test", "is"); // prints out 2? See also count_chars(), strpos(), substr(), and strstr(). 綴豖 れ萸 ヶ輛 strtr 奻珨撰 substr_replace