query: What does this PHP regular expression mean?
positive_passages.docid: 6448
positive_passages.text: Reference - What does this regex mean?
negative_passages.docid: 2886
negative_passages.text: Warning: preg_replace(): Unknown modifier
negative_passages.docid: 146668
negative_passages.text: What does square bracket [] mean in the below code?
negative_passages.docid: 13146
negative_passages.text: What is the use of the @ symbol in PHP?
negative_passages.docid: 119974
negative_passages.text: What does << mean in Java?
negative_passages.docid: 132682
negative_passages.text: What does a leading zero do for a php int?
negative_passages.docid: 12963
negative_passages.text: What is a non-capturing group in regular expressions?
negative_passages.docid: 39868
negative_passages.text: Unexpected bracket '[' - PHP
negative_passages.docid: 59623
negative_passages.text: Understanding PHP & (ampersand, bitwise and) operator
negative_passages.docid: 100382
negative_passages.text: Curly braces in string in PHP
negative_passages.docid: 58350
negative_passages.text: `preg_match` the Whole String in PHP
negative_passages.docid: 96454
negative_passages.text: In PHP, what does "<<<" represent?
negative_passages.docid: 143637
negative_passages.text: What does ${ } mean in PHP syntax?
negative_passages.docid: 28586
negative_passages.text: Is the regular expression [a-Z] valid and if yes then is it the same as [a-zA-Z]?
negative_passages.docid: 38430
negative_passages.text: In PHP, what does the ${$ } syntax do?
negative_passages.docid: 87037
negative_passages.text: How to decode something beginning with "\u" with PHP
negative_passages.docid: 120556
negative_passages.text: What does `` mean in Python?