Index: array_combine() array_key_exists() Some quick corrections for the Function Index: pg. 162 preg_match_all: 157-158 pg. 161 array_combine: 73 array_key_exists: 79-80 Similar Posts: array_key_exists() Function Index Correction preg_match() Search Speed: Isset vs In_array vs MySQL Query Testing Regular Expressions with Color Highlighting Quick Tip: getcwd() for Contents of Current Directory