php == Script

javascript-x	php
typeof(string1)=="string"	is_string(string1);
string1.length	strlen(string1);
String.fromCharCode(fromNum) fromChar.charCodeAt(0)	chr(fromNum); ord(fromChar);
string1.toLowerCase() string1.toUpperCase()	strtolower(string1); strtoupper(string1);
string1.indexOf(string2,fromNum)	strpos(string1,string2,fromNum);
string1.charAt(number)	substr(string1,number,1);
string1.lastIndexOf(string2,fromNum)	function strposr($string='',$search='',$case=0){ if(!$case){$string=strtolower($string);$search=strtolower($search)}; return(strpos($string,$search)===false)?false: strlen($string)-strlen($search)-(strpos(strrev($string),strrev($search))); };
string1.substring(fromNum,toNum)	substr(string1,fromNum,(toNum-fromNum));
string1.substr(fromNum,length)	substr(string1,fromNum,length);
string1.substr(fromNum,length) string1.substring(fromNum,(fromNum+length))	substr(string1,fromNum,length);
string1.substring(string1.indexOf(string2))	strstr(string1,string2);
string1.split(stringSplitter)	explode(stringSplitter,string1);
string1.replace(findThis,replaceWithThis)	str_replace(findThis,replaceWithThis,string1);
string1.replace(regularExpression,replaceWithThis)	preg_replace(regularExpression,replaceWithThis,string1);
string1.replace(string1.substring(fromNumIndex,(fromNumIndex+length)),replaceWithThis)	substr_replace(string1,replaceWithThis,fromNumIndex,length);
string1=string1.replace(/<[^>]*>/g,'');	string1=striptags(string1);
string1.replace(findThis,replaceWithThis)	str_replace(findThis,replaceWithThis,string1);
string1.replace(regularExpression,replaceWithThis)	preg_replace(regularExpression,replaceWithThis,string1);
string1.replace(string1.substring(fromNumIndex,(fromNumIndex+length)),replaceWithThis)	substr_replace(string1,replaceWithThis,fromNumIndex,length);
typeof(array1)=="object"	is_array(array1)
array1.length	sizeof(array1);
array1.join(stringJoiner)	implode(stringJoiner,string1);
array1.concat(array2,array3...)	array_merge(array1,array2,array3...); array_merge_recursive(array1,array2,array3...);
shift()	array_shift(array1);
unshift()	array_unshift(array1);
pop()	array_pop(array1);
push()	array_push(array1);
array1.reverse()	array_reverse(array1);
array1.slice(startIndex,endIndex)	array_slice(array1,startIndex,(endIndex-startIndex));
array1.splice(startIndex,length)	array_splice(array1,startIndex,length);
array1.slice(startIndex,(startIndex+length))	array_slice(array1,startIndex,length);
array1.splice(startIndex,length)	array_splice(array1,startIndex,length);
array1.sort	sort(array1);
isNaN(number)	is_nan(number); is_numeric(number); is_integer(number); is_double(number);
parseInt(string)	(integer)string;
parseFloat(string)	(double)string;
Math.max(number1,number2)	max(number1,number2);
Math.min(number1,number2)	min(number1,number2);
(Math.random()*(max-min))+min	mt_rand(min,max);
Math.round( (Math.random()*(max-min))+min )	mt_srand((double)microtime()*1000000)
Math.pow(number,power)	pow(number,power);
Math.sqrt(number)	sqrt(number);
Math.sin();	sin();
Math.cos();	cos();
Math.tan();	tan();
Math.asin();	asin();
Math.acos();	acos();
Math.atan();	atan();
Math.PI;	pi();
Math.log(value)	log(value);
typeof(functionName)=="function";	function_exists("functionName");
functionName.arguments.length;	func_num_args();
functionName.arguments;	func_get_args();
functionName.arguments[Number];	func_get_arg(Number)